The cost of patenting an invention may vary from country to country. It depends on factors such as the inventions complexity, patent attorney’s fees, the length of the application, possible objections raised during the examination by the patent office, also if you decide to patent your invention abroad, translation and local patent agents will cost you an appropriate amount of money. Maintenance or renewal fees are also required once a patent is granted by the patent office. Patent is surely the most expensive form of industrial property, however, in many jurisdictions, applicants may qualify for specific governmental subsidies or other injections.