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Understanding Patent Types: A Comprehensive Guide

July 28, 2023
Get a detailed understanding of global patent types and their applicability in India. This guide covers Utility, Innovation, Design, and Plant Patents, and more.
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Introduction

Patents, as a cornerstone of intellectual property rights, play a pivotal role in fostering innovation and economic growth. They provide inventors with exclusive rights to their inventions, thereby encouraging creativity and technological advancements. In India, the significance of patents has grown exponentially, reflecting the country’s rapid technological progress and increasing focus on research and development.

Understanding the Basics

A patent is a legal right granted by the government that provides the patent holder with exclusive rights to an invention for a specified duration. This right effectively prevents others from making, using, selling, offering for sale, or importing the patented invention without the consent of the patent holder. Patents form a critical part of intellectual property rights, serving to safeguard the fruits of inventive labor and stimulate further innovation.

Types of Patents

Globally, patents are broadly classified into four types: Utility Patents, Innovation Patents, Design Patents, and Plant Patents. Each type of patent protects a specific aspect of an invention or discovery.

Utility Patents

Utility Patents are granted for new and useful processes, machines, manufactures, or compositions of matter. The invention must be novel, non-obvious, and have a practical application. The protection conferred by a Utility Patent is for a period of 20 years from the date of filing the patent application, provided the patent is maintained by paying the requisite renewal fees.

For instance, a pharmaceutical company might receive a Utility Patent for a new drug that it has developed. This patent would protect the chemical compound of the drug, the process of making the drug, and the use of the drug for treating a specific medical condition.

In the Indian context, Utility Patents are what is protected under the Patent law. The Indian Patent Act, 1970, provides the framework for obtaining and enforcing these type of patents.

Innovation Patents

Innovation Patents, also known as petty patents, utility models, or second-tier patents, are granted for new and useful improvements, generally for minor inventions. These patents are typically easier to obtain than Utility Patents as they require a lower level of inventiveness. The protection period for an Innovation Patent is generally shorter, often around 6 to 10 years.

For example, if an inventor develops a new feature for a bicycle that improves its performance, they might apply for an Innovation Patent. This patent would protect the new feature, but not the overall design or concept of the bicycle.

It’s worth noting that the Indian patent system does not currently recognize Innovation Patents as a separate category. In India, protection is only available under the standard Utility Patents.

Design Patents

Design Patents protect new, original, and ornamental designs for an article of manufacture. They cover the aesthetic aspects of an invention rather than its functional features.

For instance, a furniture designer might receive a Design Patent for a unique chair design. This patent would protect the appearance of the chair, but not its structural or functional features.

In India, similar protection is offered under the Designs Act, 2000, which protects any new or original design that is applied to an article, making the article more appealing and increasing its marketability. The term of protection under the Designs Act is up to 15 years.

Plant Patents

Plant Patents are granted to anyone who invents or discovers and asexually reproduces any distinct and new variety of plant.

For example, a botanist who develops a new variety of rose with a unique color and fragrance could apply for a Plant Patent. This patent would protect the new rose variety, preventing others from reproducing, selling, or using it without the botanist’s permission.

However, it’s important to note that Plant Patents are not recognized in India. Instead, India has the Protection of Plant Varieties and Farmers’ Rights Act, 2001, which provides for the establishment of an effective system for the protection of plant varieties, the rights of farmers and plant breeders.

Comparative Analysis of Patent Types

Patent TypeApplicable in IndiaIndian Equivalent (if any)DefinitionDuration
Utility PatentYesPatentNew and useful processes, machines, manufactures, or compositions of matter20 years
Innovation PatentNoNew and useful improvements to existing inventions10 years
Design PatentYesDesign RegistrationNew, original, and ornamental designs for an article of manufacture15 years
Plant PatentNoPlant Variety ProtectionDistinct and new variety of plant15-18 years

Types of Patents (Utility) in India

In India, utility patents can be of the following types: Ordinary Patents, Convention Patents, Patents of Addition, Divisional Patents, and National Phase Applications. This is based on both the nature of the invention and the process by which patent protection is sought.

Ordinary Patents

Ordinary Patents are granted for inventions that meet the criteria of novelty, inventive step, and industrial applicability. These patents protect new and useful processes, machines, manufactures, or compositions of matter. The protection conferred by an Ordinary Patent is for a period of 20 years from the date of filing the patent application, provided the patent is maintained by paying the requisite renewal fees.

Convention Patents

Convention Patents are not classified based on the type of invention, but rather the process by which the patent is sought. Convention Patents are granted to inventors who first file a patent application in a convention country (a country that is a signatory to the Paris Convention for the Protection of Industrial Property) and then file an application in India within 12 months of the first filing. This allows the inventor to claim the filing date of the first application in another convention country.

Patents of Addition

Patents of Addition are granted for any improvement or modification of an already filed or granted patent by the same applicant. These patents are typically easier to obtain than ordinary patents as they require a lower level of inventiveness. The term of a Patent of Addition in India does not extend beyond the term of the main patent.

Divisional Patents

Divisional Patents are filed when an application made for a patent (the parent application) discloses more than one invention. The applicant may, at any time before the grant of the patent, divide the application and file two or more applications, as applicable for each of the inventions. This classification ensures that each invention disclosed in the initial application can be adequately protected.

National Phase Applications

National Phase Applications are a part of the Patent Cooperation Treaty (PCT) process. If an inventor files a PCT application, they can enter the national phase in India within 31 months from the priority date. This classification facilitates patent protection in multiple countries through a single application.

Type of Utility PatentBrief DescriptionDuration
Ordinary PatentsGranted for new and useful inventions that are novel, non-obvious, and industrially applicable.20 years
Convention PatentsGranted to inventors who file an application in India within 12 months of the first filing in a convention country.Depends on the original patent
Patents of AdditionGranted for improvements or modifications of an already filed or granted patent by the same applicant.Does not extend beyond the term of the main patent
Divisional PatentsFiled when a patent application discloses more than one invention, allowing each invention to be protected separately.Depends on the original patent
National Phase ApplicationsPart of the Patent Cooperation Treaty (PCT) process, allowing patent protection in multiple countries through a single application.Depends on the PCT applicatio

Patent Laws and Regulations in India

The Indian Patent Act, 1970, along with the Patents Rules, 2003, govern the laws and regulations related to patents in India. The Act provides a robust framework for obtaining a patent and enforces the rights of a patent holder. The Indian Patent Office, under the Department of Industrial Policy and Promotion, is responsible for administering the patent system in India.

The Future of Patents in India

With the rapid pace of technological advancements, the role of patents in India’s innovation ecosystem is set to grow. Emerging trends in patent applications indicate a surge in digital technology and AI-related patents. As India continues to evolve as a knowledge-based economy, understanding the nuances of patent types becomes increasingly important for legal experts and inventors alike.

Conclusion

Understanding patent types is crucial for protecting intellectual property rights and fostering innovation. As India continues to grow as a global innovation hub, the role of patents in safeguarding inventions and promoting creativity becomes increasingly significant. Whether it’s a Utility Patent protecting a groundbreaking technological invention, a Design Registration safeguarding a unique design, or a Plant Variety Protection nurturing a new plant variety, each patent type plays a vital role in India’s vibrant innovation landscape.

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