For information about filing an international patent application under the PCT, visit the USPTO website. The assertion of patent infringement is deceptive, or the person threatens legal action that cannot legally be taken or that is not intended to be taken.Statements made before the Patent Offices of other countries can, in some circumstances, inform claim construction of a U.S. patent. Does an applicant have to file a petition for a license with a new patent application to obtain a foreign filing license? If a person wants to receive patent protection for his or her invention overseas, they will need to apply for a patent in each country. Countries are concerned that. The Eastern District of Virginia has long been one of the country's most active venues for patent litigation, primarily because of its speedy docket. Often, patent trolls make bad faith assertions of patent infringement. It can be difficult to determine whether an assertion was made in bad faith. You may ask an attorney to send a ceaseanddesist letter demanding damages or other legal remedies.