Section 4 Indian Patents Act 1970
Section 4 of the Indian Patents Act 1970 is about Inventions relating to atomic energy not patentable. It is under CHAPTER II of the Act. CHAPTER II is titled INVENTIONS NOT PATENTABLE.
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).
Section 3 Indian Patents Act 1970 (What are not inventions)