IP Library Assignment 047949/0526
Patent Assignment
Reel/Frame 047949/0526

Assignment of Assignor's Interest

Recorded: 2019-01-10 Pages: 5
Assignors
LAGRANGE, TIMOTHY E.
Executed: 2018-10-22
GARTZ, JEFFREY
Executed: 2018-10-22
LINVILLE, ROCKFORD A.
Executed: 2018-10-22
Assignee
OWEN OIL TOOLS LP
6316 WINDFERN, HOUSTON, TEXAS, 77040
Covered Property (1)
Differential Pressure Firing Heads for Wellbore Tools and Related Methods
Application: 16/153,080 →
Publication: US 2019/0353015
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Nov 21, 2022
From: CORE LABORATORIES LP; OWEN OIL TOOLS LP
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 061975/0571 →
Security Interest Jul 26, 2025
From: CORE LABORATORIES LP; OWEN OIL TOOLS LP
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 072243/0293 →