IP Watchdog

FEBRUARY 14, 2023

In September 2021, a Wisconsin district court dismissed the patent infringement claims by SSI, as well as DZEM’s counterclaims that the patents were invalid. SSI accused DZEM of producing systems to reduce emissions for diesel truck engines that infringed U.S. Patent Nos. 8,733,153 and 9,535,038.

Construction 75

Construction Counterclaim Court Rules Technology 75

IP Watchdog

MAY 3, 2022

Venture counterclaimed, asserting that the patents were not infringed, were invalid and unenforceable. Sunoco sued Venture, alleging that its operation of butane-blending systems infringed claims of U.S. Patent Nos. 7,032,629 (the ‘629 patent), 6,679,302 (the ‘302 patent), and 9,606,548 (the ‘548 patent).

Counterclaim 116

Counterclaim Construction Healthcare Pharmaceuticals 116

IP Watchdog

FEBRUARY 8, 2022

Wi-LAN counterclaimed, asserting that certain Apple devices, including certain iPhone 5 and 6 models infringed claim 1 of the ‘757 patent and claims 9, 26, and 27 of the ‘145 patent based on their use of its Long-Term Evolution (LTE) wireless communication standard.

Counterclaim 52

Counterclaim Construction Technology Litigation 52