Patent Assignment
Reel/Frame 065563/0254
Assignment of Assignor's Interest
Recorded: 2023-11-13
Pages: 5
Assignors
KEYES, CULLEN CRAIG
Executed: 2023-11-09
JANKE, IAN GRAHAM
Executed: 2023-11-13
GRIFFIN, LAWRENCE GENE
Executed: 2023-11-09
JONES, GARETH NICHOLAS
Executed: 2023-11-09
Assignee
DEFIANT ENGINEERING, LLC
828 FM 1960 RD., HOUSTON, TEXAS, 77073
Covered Property
(1)
Isolation System with Integrated Slip and Extrusion Prevention Mechanisms and Methods of Use
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Apr 12, 2024
From: DEFIANT ENGINEERING, LLC
To: GRIFFIN, LAWRENCE G.; RIGDON, LARRY
Reel/Frame 067089/0847 →
Change of Name
Nov 5, 2025
From: DEFIANT ENGINEERING, LLC
To: DEFIANT PRECISION TECHNOLOGIES, LLC
Reel/Frame 073486/0252 →
Change of Name
Nov 19, 2025
From: DEFIANT ENGINEERING, LLC
To: DEFIANT PRECISION TECHNOLOGIES, LLC
Reel/Frame 073606/0433 →