Liberty Energy Inc. et al. vs. U.S. Well Services, LLC et al.
Explore the PTAB proceeding IPR2025-00778 filed by Liberty Energy Inc. et al. on 2025-03-28. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.
Proceeding Overview
Proceeding Number
IPR2025-00778
Filing Date
2025-03-28
Accorded Filing Date
2025-03-28
Institution Decision Date
2025-07-31
Last Modified Date
2025-09-29
Proceeding Type
IPR
Termination Date
2025-07-31
Trial Status
Discretionary Denial
Parties & Counsel
Petitioner
Liberty Energy Inc. et al.
Represented By
Walters, Chadet alPatent Owner / Respondent
U.S. Well Services, LLC et al.
Represented By
Ferguson, Brianet alTribunal & Venue
Tribunal
Patent Trial and Appeal Board (USPTO)
Technology Center
TC 3600 - Transportation, E-Commerce & Construction
Patent Information
Respondent Application Number
18357271
Respondent Patent Number
11959533
External Links
Respondent Inventor
Jared Oehring et al
Respondent Tech Center
TC 3600 - Transportation, E-Commerce & Construction
Address and Attorney/Agent Information
Power of Attorney & Correspondence
Firm
/ Entity Name
Henry Patent Law Firm PLLC
Customer
Number
134020
Address
8350 N. Central Expwy., Suite 1750, Dallas, TX, 75206, UNITED STATES
Attorney / Agent Information
| Reg # | Name | Phone |
|---|---|---|
| 59516 | Michael Henry | 214-238-3216 |
| 59951 | Samuel Udovich | 214-295-7251 |
| 71289 | Brent Clothier | 214-295-5719 |
| 71799 | Michael Pack | 801-322-8457 |
| 78914 | Ke Sun | 214-238-6895 |
Proceeding Documents
115
12
Notice: refund approved NOTICE
2025-09-29
FILING PARTY: BOARD
11
Petitioners' Request for Refund of Post-Institution Fees OTHER
2025-09-26
FILING PARTY: PETITIONER
10
Director Discretionary Decision: Deny RESPONSE
2025-07-31
FILING PARTY: BOARD
1058
Order Adopting Claim Construction Memorandum (S.D. Tex. July 8, 2025) Exhibit
2025-07-16
FILING PARTY: PETITIONER
2037
EX-2037-Curriculum Vitae of Dr. Michael Nikolaou Exhibit
2025-07-16
FILING PARTY: PATENT OWNER