Uusi, LLC v. United States

OPINION AND ORDER DENYING THIRD-PARTY DEFENDANT’S MOTION FOR LEAVE TO SERVE A SUPPLEMENTAL ANSWER

WILLIAMS, Judge.

This matter comes before the Court on Third-Party Defendant AM General, LLC’s (“AM General”) motion for leave to supplement its answer to assert the affirmative defense of inequitable conduct. In its proposed supplemental answer, AM General alleges that the patentee UUSI and its counsel before the Patent .Trial and Appeal Board (“PTAB”) misrepresented the expiration date of two claims of the patent at issue in filings during the institution stage of inter partes review. AM General…