Three ways to gain control is you are worried about being sued for patent infringement in multiple jurisdictions. The Federal Circuit recently clarified the law on using foreign revenue as a damages base for US patent infringement.Hire an intellectual property attorney to safeguard your invention under the foreign country patent protection. Under the Paris Convention, inventors who file first in their home country may take up to a year to complete foreign filings. Can filing abroad improve your chances of invalidating a competitor's patent? Once completed, these legal professionals can craft a solid strategy to help find a resolution in the case. The blocking impact of prior art against future patent applications, however, is worldwide. Today, however, the America Invents Act (AIA) has dramatically altered the patent landscape in a number of ways. " It grants protections for up to 20 years from the date of filing. "Novel" means that the invention is different from all previous inventions.