Intellectual Property Law Blog

Up-to-date Information on Intellectual Property Law

Quantum computing, a field that harnesses quantum physical phenomena such as superposition and entanglement to perform complex computational tasks, is an emerging technology area. The uncertainties regarding the feasibility of technical features and the knowledge possessed by those of ordinary skill in the art in this area give rise to interesting enablement questions.

In Maxell, Ltd. v. Amperex Technology Limited, 2023-1194 (Fed. Cir. Mar. 6, 2024), the Federal Circuit reaffirms that a patent claim that includes narrowing limitations requiring only some elements of a Markush group recited in the same claim are not indefinite under Section 112 so long as the claim, when read as a whole,

In Ioengine, LLC v. Ingenico Inc. No. 2021-1227, 2021-1331, 2021-1332 (Fed. Cir. May 03, 2024), the case addresses the patentability/validity of three patents. In particular, this case discusses the application of the printed matter doctrine during inter partes review, the treatment of newly introduced claim constructions on appeal, and the PTAB’s anticipation and obviousness

In Salix Pharmaceuticals, Ltd. v. Norwich Pharmaceuticals, Inc. 2023-1952 (Fed. Cir. April 11, 2024), this case involves appellate review of a district court’s findings regarding patent obviousness and infringement in Hatch-Waxman litigation. Specifically, the Federal Circuit reviewed the lower court’s obviousness analysis for dosage regimen and polymorph patent claims, as well as its interpretation

The Federal Circuit held that patent claims directed to storing and providing medical images over the web as “virtual views” were invalid under 35 U.S.C. § 101 because they involved nothing more than “converting data and using computers to collect, manipulate, and display the data,” and the amended complaint failed to plausibly allege that creating

In 2010, Trading Technologies International, Inc. (“TT”) filed suit against IBG LLC and its subsidiary Interactive Brokers LLC for patent infringement. The four patents in question, U.S. Patent Nos. 6,766,304; 6,772,132; 7,676,411; and 7,813,996 — were related and directed to graphical user interfaces used by commodity traders. TT alleged that IBG’s software, TWS BookTrader, which

In recent years, a substantial number of “Schedule A” trademark infringement cases have been filed in the Northern District of Illinois. In such a case, the trademark owner may file a trademark infringement complaint against a number of defendants, with the complaint identifying the defendants as “The Individuals, Corporations, Limited Liability Companies, Partnerships and Unincorporated