You have an idea for an invention, or have gone so far as to create a prototype. Before marketing your invention, you will need to determine if your invention has already been patented. Start by conducting a thorough patent search.
A patent is a right of ownership granted to a person by the government to exclude others from making or selling the claimed invention for a period of twenty years.
007真人网址There are three main types of patents:
007真人网址See (including how to file an application).
You may need to search a number of different patent sites, so it is useful to keep a log of all your search activity.
007真人网址To begin your search:
See also: (U.S. Patent and Trademark Office).