Certain acts not to be considered as infringement. For the purposes of this Act,—(a) any act of making, constructing, using, selling or importing a patented inventionsolely for uses reasonably related to the development and submission ofinformation required under any law for the time being in force, in India, or in acountry other than India, that […]

Defences, etc., in suits for infringement (1) In any suit for infringement of a patentevery ground on which it may be revoked under section 64 shall be available as a groundfor defence.(2) In any suit for infringement of a patent by the making, using or importation of anymachine, apparatus of other article or by the

Power of court to grant relief in cases of groundless threats of infringement proceedings —(1) Where any person (whether entitled to or interested in a patent or anapplication for patent or not) threatens any other person by circulars or advertisementsor by communications, oral or in writing addressed to that or any other person, withproceedings for

Power of court to make declaration as to non-infringement (1) Notwithstandinganything contained in section 34 of the Specific Relief Act, 1963 (47 of 1963), any personmay institute a suit for a declaration that the use by him of any process, or the making,use or sale of any article by him does not,or would not, constitute

Burden of proof in case of suits concerning infringement —(1) In any suit forinfringement of a patent, where the subject matter of patent is a process for obtaininga product, the court may direct the defendant to prove that the process used by him toobtain the product, identical to the product of the patented process, is