Estech Systems IP, LLC v. Mitel Networks, Inc., No. 2:21-cv-00473 (E.D. Tex. Jan. 17, 2023)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Before the Court, plaintiff Estech Systems IP, LLC moves for leave to serve its first supplemental infringement contentions on defendant Marriott International, Inc. Dkt. No. 220. Marriott filed a response, Dkt. No. 240, to which Estech filed a reply, Dkt. No. 254. Accordingly, the motion is fully briefed. For the following reasons, the motion is GRANTED. I. Background On December 31, 2021, Estech filed suit against Marriott alleging patent infringement of U.S. patents generally directed to voice ove r internet protocol (“VoIP”) telephone systems . Dkt.