1) Free content: USPTO upholds core Proxense patent in Samsung, Apple, Microsoft, Google invalidation cases

Biometrics firm Proxense has bagged a key win in ongoing big tech patent litigation, after the United States Patent & Trademark Office upheld a key patent following a review requested by Samsung.

2) Partly free content: Xiaomi to face off with Datang over 4G/5G SEP infringement in Munich in March 2026, successfully invalidates ASC patents in China

The Munich I Regional Court will hear Datang’s SEP infringement suit against Xiaomi on March 11, 2025, while the latter has successfully invalidated three of Advanced Standard Communication LLC’s patents in China.

3) LinkedIn: InterDigital offers Amazon three superior alternatives to UK FRAND litigation

Amazon rejects all three. The UK jurisdictional hearing will continue tomorrow, and ip fray is following via Teams.

4) Premium content: Federal Circuit tosses Pfizer’s $42M+8% verdict against Daiichi, AstraZeneca: claiming 81 combinations out of gazillions described defeats disclosure, enablement

In a precedential opinion, the central U.S. appeals court for patent rulings overturns a Texas jury verdict given the discrepancy between a broad description and a specific claim term.

5) LinkedIn: Will EU institutions and politicians continue to recognize ACT as an SME representative?

ACT | The App Association withdrew its ETSI application. Its "members" do not pay dues and can't elect the organization's leadership. The European Parliament, the European Commission and individual politicians such as Marion Walsmann, who regards ACT's lobbyists as her friends, should decline to give ACT a platform for claiming to represent SMEs when it's actually funded by Big Tech.

6) Free content: Nintendo, Malikie apparently settle UPC patent infringement dispute

Malikie Innovations and Nintendo have apparently settled Unified Patent Court litigation over two different patents formerly owned by BlackBerry, pointing to a potential licensing agreement – although the U.S. prong of the dispute appears to remain pending.