Patents in India: Meaning, Types, How It Works, Application Process, and Benefits

Learn about patents in India including meaning, types, benefits, costs, and the patent application process for protecting innovations.
Business Loan
3 min
March 18, 2026

Patents are statutory rights that protect inventions and innovations by granting inventors exclusive ownership over their intellectual property. In India, patents are governed by the Patents Act, 1970, and typically remain valid for a duration of 20 years from the date of filing.

For entrepreneurs, startups, and established enterprises, securing a patent is essential for safeguarding unique intellectual assets. This guide outlines the mechanics of patent law, the specific categories of patents available, the criteria for patentability, and the formal application process. By obtaining patent protection, innovators can legally prevent competitors from exploiting their ideas, thereby establishing a robust, long-term competitive advantage in the Indian market.

What is a patent?

In India, a patent is a statutory right granted by the Central Government, providing an inventor with exclusive control over their innovation for a fixed term—typically 20 years from the date of filing. This legal framework ensures that the intellectual efforts of a creator are protected from unauthorised exploitation.

A patent empowers the proprietor to:

  • Prohibit manufacturing: Prevent third parties from manufacturing the protected invention without consent.
  • Control distribution: Restrict the unauthorised sale, distribution, or import of the patented product or process.
  • Monetise innovation: Grant licences to other entities to use the technology in exchange for royalty payments or profit-sharing.

To secure this protection, the inventor is required to provide a full disclosure of the technical specifications within a patent application submitted to the Indian Patent Office. In India, all patent-related matters are strictly regulated under the Patents Act, 1970.

Key statutory provisions: patent law in India

The legal framework for patents in India is a robust system designed to foster innovation while ensuring alignment with international intellectual property standards.

AspectDetails
Governing statuteThe Patents Act, 1970
Regulatory authorityController General of Patents, Designs and Trade Marks
HeadquartersKolkata
Regional officesDelhi, Mumbai, and Chennai
Term of protection20 years from the date of filing

Patent eligibility criteria in India

To qualify for patent protection in India, an invention must satisfy three statutory criteria as defined under the Patents Act, 1970:

RequirementMeaning
NoveltyThe invention must be entirely new and not previously disclosed.
Inventive stepThe innovation must involve a technical advancement that is not obvious to a person skilled in the art.
Industrial applicabilityThe invention must be capable of being manufactured or used in a commercial industry.

If an invention fails to meet any of these conditions, the Indian Patent Office may reject the application during the examination stage.

Patent Law Amendment Act 2005

The Patent Law Amendment Act of 2005 introduced significant changes to align Indian patent laws with global standards, especially under the TRIPS agreement. Key features include:

  • Introduction of product patents: Extended patent protection to sectors like food, pharmaceuticals, and chemicals, which were earlier excluded.
  • Patent term extension: Patent protection was extended to 20 years from the date of filing.
  • Compulsory licensing: Enhanced provisions for issuing compulsory licenses, ensuring accessibility to essential medicines.
  • Examination process: Introduced a comprehensive process for patent application examination, including opposition before grant.
  • EMR removal: Exclusive Marketing Rights (EMR) provisions were abolished, making way for direct product patents.
  • Pharmaceuticals protection: Allowed for the patenting of incremental innovations (known as "evergreening") while balancing public health interests.

The 2005 amendment marked a major shift towards a more TRIPS-compliant framework, promoting innovation while ensuring access to critical resources for the public.

What does a patent protect?

A patent protects the following:

  • Inventions: Grants exclusive rights to new, useful, and non-obvious inventions or discoveries.
  • Processes: Secures rights for innovative methods or processes of doing something.
  • Machines: Protects novel mechanical devices or machinery.
  • Manufactures: Covers new articles of manufacture.
  • Compositions of matter: Includes chemical compositions, such as new pharmaceutical drugs.
  • Designs: Safeguards the unique ornamental design of an article.
  • Plant patents: Protects new and distinct plant varieties reproduced asexually.
  • Exclusive rights: Provides the patent holder the right to exclude others from making, using, selling, or importing the patented invention.
  • Limited Duration: Typically lasts 20 years from the filing date.
  • Enforcement: Allows the holder to take legal action against infringers.

Types of patents

Utility Patents:

  • The most common type of patent.
  • Protect new and useful processes, machines, manufactured products, or chemical compositions, including improvements.
  • Examples include software, medical devices, chemical compounds, and mechanical tools.
  • Can also be filed as a provisional application at a lower cost.

Design Patents:

  • Protect the look or appearance of a product, not its function.
  • The design must be new, original, and applied to a manufactured item.
  • Examples include the shape of a smartphone or a fabric pattern.
  • Provisional applications are not allowed for design patents.

Plant Patents:

  • Cover new and distinct plant varieties reproduced asexually, such as by cuttings or grafting.
  • Examples include new types of roses or fruit trees.

What inventions can be patented in India?

Under Indian patent law, any invention related to a product or process that is new, involves an inventive step, and can be used in industry is eligible for a patent.

The table below shows what can be patented:

CategoryExamples
ProcessesMethods of manufacturing, chemical processes
MachinesNew machinery, mechanical devices
Articles of ManufactureTools, instruments, devices
Compositions of MatterChemical compounds, pharmaceuticals
ImprovementsUpgrades or enhancements to existing products or processes



 

What can’t be patented?

Under Sections 3 and 4 of the Indian Patent Act, certain inventions and ideas cannot be patented in India.

The table below lists the main exclusions:

CategoryDescription
Frivolous InventionsInventions that are trivial or go against natural laws
Public Order and MoralityInventions harmful to public order, morality, or the environment
Scientific PrinciplesMere discoveries of scientific principles or abstract theories
Known SubstancesNew forms or uses of known substances without improved effectiveness
Agriculture and HorticultureMethods of agriculture or horticulture
Medical MethodsDiagnostic, therapeutic, or surgical methods for humans or animals
Plants and AnimalsPlants and animals, except microorganisms
Mathematical MethodsMathematical or business methods, algorithms
Aesthetic CreationsLiterary, dramatic, musical, or artistic works
Mental ActsSchemes, rules, or methods for mental acts or games
Information PresentationPresentation of information (not patentable)
Integrated CircuitsTopography of integrated circuits
Traditional KnowledgeKnowledge that is part of traditional practices
Atomic EnergyInventions related to atomic energy



 

How do patents work?

1. Protection from Copying

A patent gives you the legal right to stop others from making, using, or selling your invention without your permission.

2. Exclusive Use for a Fixed Time

Most patents last for 20 years. Some, like those in the pharmaceutical industry, can be valid for up to 25 years.

3. Keep Your Patent Active

To keep your patent valid, you must pay a yearly renewal fee during its lifetime.

4. Sharing Knowledge to Inspire Innovation

When you file a patent, you must describe your invention clearly. This helps others learn from your idea and build new technologies.

5. Take Legal Action If Needed

If someone uses your invention without your permission, you can take them to court to stop the misuse and claim compensation.

6. You Own It – Or Can Transfer It

The patent usually belongs to the inventor. However, it can also be transferred to a company, institute, or organisation that supported or funded the research.

7. Different Types of Patents

There are different patents for different kinds of inventions:

  • Utility patents – for new products or processes.
  • Design patents – for how something looks.
  • Plant patents – for new plant types developed through breeding.

 

Patent validity and duration

In India, a patent is valid for a period of 20 years from the date of filing. To maintain this protection, it is essential to adhere to the following regulations:

  • Annual renewal: You must pay a renewal fee every year to keep the patent in force.
  • Consequences of non-payment: Failure to pay these prescribed fees may lead to the lapse or termination of the patent.
  • Public domain: Once the 20-year term expires, the invention enters the public domain, allowing anyone to use it freely.

This framework is designed to strike a fair balance between protecting an inventor's innovation and ensuring the public eventually gains access to new technology.


How to apply for a patent

The patent application procedure in India involves several critical stages to ensure legal compliance and protection:

  1. Invention disclosure: Provide a comprehensive description of your invention, supported by detailed technical documentation.
  2. Patentability search: Conduct a thorough search to determine if a similar invention has already been disclosed or registered.
  3. Drafting the specification: Prepare the formal application, including precisely worded technical claims and specifications.
  4. Filing the application: Formally submit the required documentation to the Indian Patent Office (IPO).
  5. Requesting examination: An official request must be made for the Patent Office to assess the invention's novelty, inventive step, and industrial applicability.
  6. Grant of patent: Upon successful evaluation and the resolution of any objections, the patent is granted, providing full legal protection.
     

Advantages of Patent for Your Business

  1. Exclusive Rights
    Getting a patent in India gives you full rights to make, use, and sell your invention for 20 years from the filing date. It protects your idea from being copied or used by others without your permission.
  2. Standing Out in the Market
    A patented product or process makes your business unique. It shows your creativity and gives customers a reason to choose your product over others.
  3. Control Over Your Invention
    With a patent, you control how your invention is used in the market. You can set prices and negotiate better licensing deals.
  4. Earning from Your Patent
    A patent is like an asset. You can earn money by licensing your invention to other companies, forming business partnerships, or even selling the patent.
  5. Gaining Investor Trust
    Having patents makes investors more confident in your business. It proves you are serious about innovation and have protected your ideas legally.
  6. Legal Protection
    If someone uses your patented invention without permission, you can take legal action to stop them and ask for compensation.
  7. Encourages Innovation
    Knowing that their ideas are protected encourages inventors and businesses to spend more time and money on new ideas, helping them grow and stay ahead in the market.
  8. Competitive Advantage
    Patents help you stay ahead of your competition. They act as a barrier, making it harder for others to copy your product or process.
  9. International Safety for Your Idea
    In today's global market, patents can also protect your invention in other countries. You can apply for international patents and enter into agreements with businesses abroad.
  10. Increases Business Value
    Having one or more patents adds value to your business. It shows that you have strong ideas with future earning potential, which is useful if you want to sell or expand your business.
  11. Sharing Technology
    Patents also allow you to share your technology legally with others through licensing. This opens doors to new business opportunities and partnerships.

Challenges of Getting a Patent for Your Business

1. Stringent Eligibility Criteria

Securing a patent in India demands meeting strict eligibility criteria. The invention must be unique, involve inventive steps, and demonstrate applicability. Fulfilling these standards can pose challenges for some types of inventions.

2. Lengthy Approval Process

The patent approval process in India can be time-consuming. Delays may occur during the examination and grant stages, impacting the overall time it takes to secure a patent.

3. Documentation and Technicalities

It is essential to have thorough documentation that meets all standards when filing for a patent. Insufficient documentation or not meeting criteria may result in rejection.

4. Competing Claims and Oppositions

External parties might oppose the grant of a patent while it is being processed. Resolving these challenges can be legally complex and can lead to delays or denial of the patent.

5. High Costs

The costs associated with filing and maintaining a patent in India can be significant, posing obstacles for businesses or startups navigating through the application process.

6. Lack of Awareness

A lack of awareness among businesses regarding the importance of patent protection and the nuances of the application procedure could result in missed opportunities to safeguard property.

7. Enforcement Challenges

Enforcing a granted patent can be challenging in India due to case backlogs within the system and lengthy legal proceedings

8. Limited International Recognition

While inventions are protected within India’s patent system, achieving recognition may necessitate applications in other jurisdictions. This requirement could create hurdles for companies seeking protection for their innovations.

9. Complex Patent Drafting

Crafting a written patent application that effectively describes an invention while meeting requirements can be pretty challenging.

10. Rapid Technological Changes

In evolving industries, technological advancements may outpace the patent approval process. This can lead to patents becoming outdated even before they are officially granted or enforced.

Examples of patents

In the world of patented innovations, certain examples stand out as pivotal contributors to technological progress. Thomas Edison's revolutionary light bulb, patented in 1879, marked a significant leap in illumination technology, shaping the way we live and work. Apple's iPhone, introduced in 2007, not only transformed the smartphone landscape but also secured its distinct design through a design patent, emphasizing the importance of protecting aesthetic elements. Monsanto's Roundup Ready Soybeans, patented in 1994, exemplifies the role of plant patents in ensuring exclusive rights to genetically modified soybean varieties, reflecting the diverse applications and impacts of patent protection across industries.

How much is the cost of a patent?

AspectDetails
Overall Cost RangeRs. 50,000 to Rs. 2,00,000 or more
Factors Affecting CostComplexity of the invention, type of patent (utility, design, etc.), involvement of a patent agent
Cost ComponentsFiling fees, examination fees, grant fees, documentation, translations, attorney or patent agent fees
Additional ExpensesMaintenance fees to keep the patent active
Key ConsiderationPatenting in India can be expensive, so careful budgeting and planning are important

 

Patents vs. trademarks vs. copyrights

Patents, trademarks, and copyrights are distinct forms of intellectual property protection, each serving different purposes:

CategoryTrademarkCopyrightPatent
What it ProtectsProtects brand names, logos, symbols, and slogans used in business.Protects original creative works such as books, music, films, and art.Protects new inventions or technological solutions.
DurationCan be renewed for unlimited periods as long as it’s in use.Valid during the lifetime of the creator plus a number of years after death.Usually valid for 20 years from the date of filing.
Application AuthorityApplied through the Trademark Registry in India.Applied through the Copyright Office in India.Applied through the Indian Patent Office.
RequirementsMust be unique, distinguishable, and used in trade or business.Must be original and in a physical or recorded form (like a document, video).Must be new (novel), useful, and non-obvious to someone skilled in the field.
EnforcementCan take legal action against those using the mark without permission.Can take legal action if someone copies or distributes the work illegally.Can take legal action against anyone using the invention without approval.
Simple ExampleA logo or brand name on a product.A song, book, or painting created by an individual.A machine or process that solves a technical problem in a new way.

Conclusion

In conclusion, patents play a pivotal role in safeguarding innovation and fostering technological advancements across various sectors. For inventors and enterprises seeking to protect their intellectual property, a thorough understanding of the patent process, types, and practical examples is essential.

Securing your intellectual property is often the first step toward commercial success. If you are looking to scale your operations or fund your innovative ventures, it is vital to assess your financial options. You can use a business loan EMI calculator to plan your repayments effectively. Additionally, staying informed about the current business loan interest rate and checking the business loan eligibility criteria will ensure you are well-prepared to secure the necessary capital.

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Frequently asked questions

What are the 3 types of patents?

The three main types of patents are utility patents, covering functionality; design patents, safeguarding aesthetics; and plant patents, securing rights for distinct plant varieties.

How long does a patent last?

The duration of a patent varies. Utility and plant patents typically last 20 years, while design patents provide protection for up to 15 years from the date of grant.

How much is a patent?

The cost of obtaining a patent varies based on factors like complexity and legal fees. On average, the process can range from a few thousand to tens of thousands of dollars.

Who has rights on a patent?

The individual or entity listed as the inventor or assignee typically holds rights to a patent. In some cases, employers may claim rights if the invention was created during employment, as outlined in employment contracts or patent agreements.

What is the patent law in India?

The patent law in India is governed by the Patents Act, 1970, and its subsequent amendments. It provides for the granting and regulation of patents, outlining the criteria for patentability, procedures for filing and examination, and enforcement mechanisms for protecting patent rights.

What is a patent agent?

A patent agent is a professional authorized to represent applicants before the patent office. They assist in preparing and filing patent applications, communicating with patent examiners, and navigating the patent prosecution process. Patent agents possess technical expertise and knowledge of patent laws and regulations.

What cannot be patented under the Patent Act?

Under the Patent Act, inventions like abstract theories, laws of nature, artistic creations, business methods, or anything against public morality cannot be patented. Additionally, traditional knowledge, naturally occurring substances, and certain medical methods are excluded from patentability.

What is the main purpose of a patent?

The main purpose of a patent is to grant inventors exclusive rights to their invention, allowing them to control its use and commercialization for a specific period. This promotes innovation by providing incentives while also encouraging public disclosure of technical knowledge.

What are the criteria for patent rights?

For an invention to qualify for patent rights, it must be novel, involve an inventive step, and be industrially applicable. The invention should not fall under any of the excluded categories as specified by the Patent Act.

What happens if an invention is not patented?

If an invention is not patented, it becomes vulnerable to being copied or commercially exploited by others without any legal protection. The inventor may lose the exclusive right to benefit from their innovation, affecting potential profits and market control.

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