To be protected from patent infringement in several countries outside the U.S. ,you have to apply for a U.S.patent as well as an international patent.

Question

Quizplus · Accepted Answer

Applying for a U.S. patent does not protect you in other countries. To be protected internationally, you must apply for patent protection in each specific country where you want protection or use international patent systems like the Patent Cooperation Treaty (PCT) to seek protection in multiple countries through a single application.

To Be Protected from Patent Infringement in Several Countries Outside