IP Library Assignment 072607/0231
Patent Assignment
Reel/Frame 072607/0231

Confirmatory Assignment

Recorded: 2025-08-27 Pages: 7
Assignor
Assignee
LUFKIN LIFT SOLUTIONS, LLC
811 WILLOW OAK DRIVE, MISSOURI CITY, TEXAS, 77489
Covered Property (1)
Mechanical Hold Down with Internal Strainer
Application: 18/615,844 →
Publication: US 2024/0229612
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 6, 2025
From: LUFKIN LIFT SOLUTIONS LLC; LUFKIN US ACQUISITION COMPANY, LLC
To: RAVDOS HOLDINGS INC.
Reel/Frame 070423/0404 →
Partial Termination and Release of Patent Security Agreement Apr 16, 2025
From: PNC BANK, NATIONAL ASSOCIATION
To: RAVDOS HOLDINGS INC.
Reel/Frame 070863/0829 →
Assignment of Assignor's Interest Jul 18, 2025
From: RAVDOS HOLDINGS INC.
To: Q2 ARTIFICIAL LIFT SERVICES LLC
Reel/Frame 071755/0547 →
Assignment of Assignor's Interest Aug 27, 2025
From: VALENZUELA, CHRISTOPHER
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 072125/0885 →