On April 17, 2012, Twitter announced it would implement an "Innovators Patent Agreement" which would obligate Twitter to only use its patents for defensive purposes.
2012年4月27日，Twitter宣布将会履行一项名为《创新者专利协议》（Innovators Patent Agreement，简称IPA）的协议，这项协议将要求Twitter只能将其专利用于自卫目的。