Patent Assignment
Reel/Frame 064740/0777
Assignment of Assignor's Interest
Recorded: 2023-08-29
Pages: 5
Assignors
KEYES, CULLEN CRAIG
Executed: 2023-08-27
GRIFFIN, LAWRENCE GENE
Executed: 2023-08-28
JONES, GARETH NICHOLAS
Executed: 2023-08-25
JANKE, IAN GRAHAM
Executed: 2023-08-28
Assignee
DEFIANT ENGINEERING, LLC
828 FM 1960, HOUSTON, TEXAS, 77073
Covered Property
(1)
Penetrator and Dispensers 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 073485/0616 →
Change of Name
Nov 19, 2025
From: DEFIANT ENGINEERING, LLC
To: DEFIANT PRECISION TECHNOLOGIES, LLC
Reel/Frame 073606/0433 →