Inventions relating to atomic energy not patentable
Section 4 of the Patents Act, 1970 deals with inventions relating to atomic energy not patentable. No patent shall be granted in respect of an invention relating to atomic energy falling within sub-section (1) of section 20 of the Atomic Energy Act, 1962 (33 of 1962). The Act came into force on 01 Apr 1978.
No patent shall be granted in respect of an invention relating to atomic energy falling within sub-section (1) of section 20 of the Atomic Energy Act, 1962 (33 of 1962).
Section 4, The Patents Act, 1970 (Act 39 of 1970).
Cross-references
Extracted from the operative text of the enactments themselves. Every destination below exists in our corpus.
This section refers to
Made under this section, and citing it
3 instruments name this provision in its title or its text without being made under it.
Questions about Section 4
What does Section 4 of the Patents Act deal with?
Section 4 of the Patents Act is headed "Inventions relating to atomic energy not patentable". No patent shall be granted in respect of an invention relating to atomic energy falling within sub-section (1) of section 20 of the Atomic Energy Act, 1962 (33 of 1962).
How do I find court cases under Section 4 of the Patents Act?
In judgments and charge sheets this section is written several ways, and each form finds a different set of orders. These search the full text of every order eCourtsIndia holds, best matches first: Patents Act 4, section 4 Patents Act, section 4 of the Patents Act. People searching for it also type patent act 27 4. Each opens the full list of orders on eCourtsIndia, where it can be narrowed by court, year and outcome.
What should I read with Section 4 of the Patents Act, and has it changed?
Its own text turns on Atomic Energy Act 20 (Special Provisions as to inventions), so none of them can safely be read on its own. 3 instruments name it without being made under it, most recently Patents (2nd Amendment) Rules, 2020 (2020), then The Patents (Amendment) Rules, 2014 (2014).
When did Section 4 of the Patents Act come into force?
Section 4 of the Patents Act, cited as Patents Act 4, came into force on 01 Apr 1978, having been enacted on 19 Sep 1970. It is in force as at the date shown on this page.
Other sections of this Act
Source and method. Compiled from the enactments of Parliament and of the State legislatures as published on India Code, and republished together with commentary and other original matter under section 52(1)(q)(ii) of the Copyright Act, 1957. Structured, cross-referenced and maintained by eCourtsIndia. Text as in force on 14 Oct 2026. This page is not a substitute for legal advice.