The Patent Act, 1970

Chapter XVI: Working of Patents, Compulsory Licences and Revocation Section 82: Definition of “patented articles” and “patentee”. This section provides special definitions that apply only to this chapter (Chapter XVI). Section 83: General principles applicable to working of patented inventions. This is a crucial section. It doesn’t set hard rules, but explains the philosophy and […]

CHAPTER X: AMENDMENT OF APPLICATIONS AND SPECIFICATIONS This chapter explains how and when you can change your patent documents after you’ve filed them. Section 57: Amendment of application and specification… before Controller Section 58: Amendment of specification before High Court This section deals with amendments during a court case. Section 59: Supplementary provisions as to

CHAPTER IX: PATENTS OF ADDITION This chapter introduces a special, useful type of patent for when you improve your own invention. Section 54: Patents of addition Section 55: Term of patents of addition Section 56: Validity of patents of addition This section explains the special legal protection given to a Patent of Addition, which is

CHAPTER VIII: GRANT OF PATENTS AND RIGHTS CONFERRED THEREBY This chapter explains what happens when all the examination and opposition hurdles are cleared and your invention is finally ready to become a patent. Section 43: Grant of patents Section 44: Amendment of patent granted to deceased applicant This section is a “fix-it” rule for a

CHAPTER VII: PROVISIONS FOR SECRECY OF CERTAIN INVENTIONS This chapter deals with inventions that are important for national security. Section 35: Secrecy directions relating to inventions relevant for defence purposes Section 36: Secrecy directions to be periodically reviewed This section ensures that a secrecy order isn’t permanent. It forces the government to re-evaluate the secrecy.

CHAPTER VI: ANTICIPATION This chapter defines what “Anticipation” (i.e., not being new) means and, more importantly, what it doesn’t mean. These sections are “grace provisions” that can save an application from being rejected for prior art. Section 29: Anticipation by previous publication Section 30: Anticipation by previous communication to Government Section 31: Anticipation by public

Section 25: Opposition proceedings to grant of patents This is one of the most important sections in the Act. It provides two “windows” for the public to challenge a patent. (1) Pre-Grant Opposition This is the first window, which happens before the patent is granted. The opposition must be based on one of the following

CHAPTER IV: PUBLICATION AND EXAMINATION OF APPLICATIONS This chapter explains what happens to your application during the long “waiting period” (which can be several years) between filing and being granted. Section 11A: Publication of applications Section 11B: Request for examination This is a critical, deadline-driven step. Filing your application does not mean it will be

This part of the guide explains the rules for filing a patent application in India. It covers who is allowed to file, what forms are needed, and the critical information you must provide about your invention. CHAPTER III: APPLICATIONS FOR PATENTS Section 6: Persons entitled to apply for patents This section lists who has the

CHAPTER I: PRELIMINARY This chapter sets the stage for the entire Act. Section 1: Short title, extent and commencement This section just gives the law its official name and states where and when it applies. Section 2: Definitions and interpretation This section is the official dictionary for the entire Act. It defines all the key