In filing a patent application and paying required fees, the USPTO provides forms and an electronic filing tool. Once your paperwork is in order, the next stage of the California patent prosecution process requires you to file your initial application.A stepbystep overview of a patent application and maintenance process. The five stages of a patent process. You can file the application, forms, documents, and pay fees online on the USPTO official site. Each patent application has several forms that must be filled out and submitted. A list of these forms can be found here. Our law firm provides patent prosecution – often called patent licensing and patent registration – for individuals and businesses throughout California. Expert Patent Prosecution Lawyer in Las Flores, CA. Protect your inventions with John L. Pittman III. A patent is a set of exclusive rights granted for a limited period of time in exchange for a disclosure of an invention.