Section 48 of the Indian Patent Act, 1970, confers exclusive rights to the patentee. Section 48 talks about the rights of a patentee to prevent third parties from making, using, selling, importing, or offering for sale, the patented product or process. Patent Filing suit for infringement
If the patentee does not want to contest the opposition and does not file a reply within two months, then the patent is considered to be revoked. If a reply has been filed by a patentee then, within one month of filing a reply by the patentee the opponent can file his reply and evidence. No further reply will be submitted by either party, except in the direction of the controller.
An opposition board is constituted by the controller on receiving the notice of opposition. An opposition board consists of 3 members. One of the members is the chairman, second may be an examiner but not the same examiner who has dealt with the application.
The Indian Patent Act, 1970 does not directly define the actions that constitute the infringement of a patent. By interpreting section 48 of the Indian Patent Act, 1970, one can say that violation of these rights constitutes an infringement of a patent.
Further, Patent enforcement by way of filing suit for infringement against the third party, under Section 104(A) of the Indian Patent Act, 1970 is the provision for infringement of a patent. Section 104(A) states that :
“(1) In any suit for infringement of a patent, where the subject matter of a patent is a process for obtaining a product, the court may direct the defendant to prove that the process used by him to obtain the product, identical to the product of the patented process, is different from the patented process if, :->
If the patent is granted for a process to obtain a product, then it is the duty of the defendant to prove that the process used by him to make a product, identical to the product of the plaintiff is different from that of the patented process. The patentee or a person deriving title or interest in the patent from the patentee first has to prove that the product obtained by the process used by the defendant, is identical to the product obtained by the patented process. Further section 105 to section 114, are related to patent infringement. Section 48 read as: