Downing Wellhead Equipment filed a patent infringement lawsuit against Intelligent Wellhead Systems on Wednesday in Colorado District Court. The suit, brought by Haynes & Boone, alleges that the ...

Plaintiff's court exhibit of a Downing Wellhead Equipment wellhead remote valves control system alleged to be using designs that infringe on their patents. Credit: IWS v Downing court exhibit. A ...

CALGARY, AB, Dec. 8, 2025 /CNW/ - Pason Systems Inc. ("Pason" or the "Company") (TSX: PSI) announced today that its subsidiaries, Intelligent Wellhead Systems Inc. and IWS USA Corp., have entered into ...

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