Yet to give you a rough estimate of cost of patent in India ranges from ₹ 45,000 to ₹ 65,000 in a normal context. The Chicago patent lawyers of Roth Fioretti concentrate in patent infringement and litigation cases, helping patent holders safeguard their inventions.Dr. Pillai specializes in intellectual property law, particularly in patent law relating to chemicals, pharmaceuticals, and biotechnology. Brad is a nationally recognized first chair trial lawyer with more than 25 years of experience litigating patent infringement cases. Marina is a trial lawyer at Miller Canfield who focuses primarily on patent litigation for a wide range of technologies. Anupam Sharma is a partner in the Intellectual Property Litigation practice group and is based in the firm's Palo Alto office. Marina is a trial lawyer at Miller Canfield who focuses primarily on patent litigation for a wide range of technologies. Patent Fee Calculator can be used to calculate the official cost of filing a Patent application in India. Patent litigation is vital to intellectual property law, particularly in India, where innovation and technological advancements are rapidly increasing. That it was not practicing the patented invention, i.e.