Liberty Energy Inc. et al. v. U.S. Well Services, LLC et al.

IPR2025-00661

Liberty Energy and Liberty Oilfield Services terminated an IPR against U.S. Well Services after a Covenant Not to Sue was executed, leading the Board to dismiss the case before any claims were instituted.

Jurisdiction
US PTAB
Case Number
IPR2025-00661
Judge(s)
Meredith C. Petravick, Annette R. Reimers, Sean P. O’Hanlon
Decision Date
3 May 2025

Detailed Summary

In IPR2025-00661 concerning U.S. Patent No. 11,459,863, Liberty Energy Inc. and Liberty Oilfield Services LLC filed an unopposed motion to terminate the proceeding after U.S. Well Services, LLC provided a Covenant Not to Sue. The Patent Owner did not oppose the motion, and the Board, noting the early stage of the case and the parties’ agreement, granted the motion, dismissing the petition and terminating the proceeding with respect to both parties. No claims were instituted, and the case concluded without a final written decision.

Practitioner Note

This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Liberty Energy Inc. et al. vs U.S. Well Services, LLC et al. is valuable context for structuring arguments or assessing risk in similar proceedings.

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