IP Library › Assignment 056992/0497
Patent Assignment
Reel/Frame 056992/0497

Assignment of Assignor's Interest

Recorded: 2021-07-27 Pages: 3
Assignors
KALB, FRANK D
Executed: 2021-07-26
ALONZO, ERIC D
Executed: 2021-07-26
PETRENKO, ALEXEY
Executed: 2021-07-27
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL, HOUSTON, TEXAS, 77056
Covered Property (1)
Debris Exclusive-Pressure Intensified-Pressure Balanced Setting Tool for Liner Hanger
Application: 17/386,177 →
Publication: US 2023/0033711
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Supplement No. 2 to Confirmatory Grant of Security Interest in United States Patents Jan 13, 2023
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD U.K. LIMITED
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 062389/0239 →