Filing suits and counterclaims for organisations in all patent infringement matters and assisting clients during litigation with reliable strategies. You may need specialized legal advice depending on the complexity of your situation or invention.Yet to give you a rough estimate of cost of patent in India ranges from ₹ 45,000 to ₹ 65,000 in a normal context. Infringement Lawsuits. If the infringer does not comply with the cease and desist letter, the patentee can file an infringement lawsuit in a court of law. These applicantfriendly changes include (1) a relaxation in the rules relating to the submission of information regarding related foreign applications. In November 2013, the High Court of New Delhi (Court) in the case of Koninklijke Philips Electronics N.V. (Philips) v. A patent holder can file a suit for infringement in the District Court or High Court. The ability to enforce patents is a crucial right for any patentee. The patent examiner may, and often does, reject claims in an application based on information not found in the preliminary search.