Axioma Metering UAB convinced a U.S. Patent and Trademark Office tribunal to invalidate a rival’s water meter patent, which Axioma has been accused of infringing.
The Lithuanian company asked the Patent Trial and Appeal Board to review Kamstrup A/S’ U.S. Patent No. 8,806,957 in September 2019. Kamstrup filed an infringement suit a few months earlier against Axioma in district court.
The PTAB agreed with Axioma that all of the patent’s claims were either anticipated or made obvious by earlier inventions.
“We determine that petitioner demonstrates, by a preponderance of the evidence, that the challenged claims are unpatentable,” the board wrote ...