Patent Assignment
Reel/Frame 054787/0904
Assignment of Assignor's Interest
Recorded: 2020-12-31
Pages: 2
Assignor
STEWART, DAVID
Executed: 2020-09-15
Assignee
ARDYNE HOLDINGS LIMITED
1 ST. SWITHIN ROW, ABERDEEN, AB10 6DL, UNITED KINGDOM
Covered Property
(1)
Improvements In Or Relating To Well Abandonment and Slot Recovery
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 31, 2020
From: LINKLATER, JAMES
To: ARDYNE HOLDINGS LIMITED
Reel/Frame 054787/0995 →
Assignment of Assignor's Interest
Dec 10, 2021
From: DAVID, LUKAS
To: ARDYNE HOLDINGS LIMITED
Reel/Frame 058363/0326 →
Nunc Pro Tunc Assignment
Feb 25, 2026
From: ARDYNE HOLDINGS LIMITED
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 073884/0872 →