Merck & Co., fresh off a ruling that upheld a patent related to an active ingredient in its diabetes drugs, alleges in a lawsuit filed Monday that a generic version of Janumet proposed by Prinston Pharmaceutical Inc. infringes the patent.

Nissan North American Inc. escaped an infringement suit, for now, over two fuel-injection valve patents after a Texas judge ruled that the carmaker’s ties to dealerships in the region weren’t enough to justify Westport Fuel Systems Canada Inc.'s claims in the venue.

Invitae Corp.’s ArcherDX defeated Qiagen NV’s bid to overturn a jury’s $4.6 million patent-infringement verdict on genetic-sequencing products and won more than $1.2 million in supplemental damages, but a federal judge denied ArcherDX’s injunction request and granted an ongoing royalty at a rate less than it requested.

The US Patent and Trademark Office has suspended several attorney-sponsored support staff accounts on the office’s trademark filing portal, citing their allowing foreign filers and other unaffiliated parties access to their credentials, the PTO announced Monday.

US Inventor Inc. and several individual patent holders lost their second bid to challenge the scope of the US Patent and Trademark Office’s discretionary power to deny taking up certain patent validity challenges.

A three-judge panel at the Federal Circuit probed the meaning of “consult” in a statute requiring the International Trade Commission to engage with other agencies before barring certain products, such as Philip Morris Products SA‘s IQOS heated tobacco sticks.

The Supreme Court declined to weigh the validity of a two-step Ninth Circuit copyright test, finalizing Paramount Pictures Corp.'s quick win over a “What Men Want” copyright lawsuit.