Analysis of patent litigation, PTAB practice, prosecution and pharma IP, written on the data behind LexDana.
Written by : Rosaleen Chou and Shritika Dahal While internet domains exploded with opportunities for businesses to connect with customers, it also opened floodgates for conflict. Domain name disputes are a frustrating and damaging reality for brands that…
CASE OF THE WEEK Range of Motion Products, LLC v. Armaid Company Inc. , Appeal No. 2023-2427 (Fed. Cir. Feb. 2, 2026) The Federal Circuit’s only precedential decision this week was a rare case involving design patents. The Federal Circuit considered…
You spent months perfecting your invention. Weeks writing the application. But the rejection letter arrived anyway. The culprit? Often, it's something surprisingly simple: your drawings. After reviewing thousands of patent applications, I've…
The Patent Trial and Appeal Board remains one of the most influential forums in U.S. patent disputes. For many companies, PTAB proceedings are no longer a secondary option but a core component of broader enforcement and defense strategies. As a result,…
CASE OF THE WEEK Sound View Innovations, LLC v. Hulu, LLC , Appeal No. 2024-1092 (Fed. Cir. Jan. 29, 2026) This week, the Federal Circuit affirmed a district court’s grant of summary judgment of noninfringement for appellee Hulu, finding that Hulu…
U.S. District Court patent litigation continues to be one of the most consequential and data-rich arenas in intellectual property enforcement. Between July 1, 2020, and June 30, 2025, 18,352 patent cases were filed across federal courts, involving tens of…
CASE OF THE WEEK Mark A. Barry v. DePuy Synthes Companies , Appeal Nos. 2023-2226, -2234 (Fed. Cir. Jan. 20, 2026) In our Case of the Week, a divided Federal Circuit panel reviewed an E.D. Pa. court’s exclusion of two experts’ testimony on…
Raw numbers often say more than commentary. In patent prosecution, issuance data provides one of the clearest signals of how much innovative activity is actually making its way through the system. Unlike filings, which can reflect short-term strategy…
Over the past six years, patent enforcement in the United States has been constantly shifting. Court decisions, changes in PTAB practice, and the realities of global manufacturing have all influenced how patent disputes are filed and defended. District…
Written by : Jacob R. Rosenbaum and Jaeyoung Choi ESCAPEX IP, LLC V. GOOGLE LLC Before Taranto, Stoll, and Stark . Appeal from the United States District Court for the Northern District of California. Summary : Additional attorneys’ fees may be…
Written by : Jacob R. Rosenbaum and Michael E. Salamy IN RE: GESTURE TECHNOLOGY PARTNERS, LLC Before Lourie , Bryson, and Chen. Appeal from the Patent Trial and Appeal Board. Summary : The estoppel provision of 35 U.S.C. § 315(e)(1) does not apply to…
Written by : Jacob R. Rosenbaum and Sarah Haj-Maharsi Akamai Technologies, Inc. v. MediaPointe, Inc. Before Taranto , Stoll, and Cunningham. Appeal from the United States District Court for the Central District of California. Summary: The Federal Circuit…
