Oilfield equipment — US PTAB Patent Cases
4 decisions indexed
Page 1 of 1 · 4 total
Solaris Oilfield Site Services Operating, LLC et al. v.Masaba, Inc.
Masaba seeks Director review of the PTAB’s Final Written Decision that upheld an obviousness finding on its aggregate transferring system patent. The patent owner contends the Board ignored critical real‑world evidence and mis‑qualified the petitioner’s expert.
Liberty Energy Inc. et al. v.U.S. Well Services, LLC
Liberty Energy and Liberty Oilfield Services entered a confidential settlement with U.S. Well Services, filing a joint request to keep the agreement private and to terminate the IPR covering a modular switchgear patent for electric oilfield equipment.
Liberty Energy Inc. et al. v.U.S. Well Services, LLC
Liberty Energy and U.S. Well Services have settled their dispute over a modular switchgear patent, filing a joint motion to terminate the pending IPR.
Liberty Energy Inc. et al. v.U.S. Well Services, LLC et al.
Liberty Energy has filed an IPR petition seeking cancellation of 20 claims of U.S. Patent 11,459,863 covering electric‑powered multi‑plunger fracturing pump systems. The petition relies on multiple prior‑art references, chiefly Fischer, to argue obviousness under 35 U.S.C. §103 and argues that discretionary denial is unwarranted.
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