IP Library › Assignment 019578/0714
Patent Assignment
Reel/Frame 019578/0714

Assignment of Assignor's Interest

Recorded: 2007-07-02 Pages: 3
Assignor
ARTHERHOLT, DANNY LEE
Executed: 2007-06-29
Assignee
STINGER WELLHEAD PROTECTION, INC.
4301 WILL ROGERS PARKWAY, SUITE 600-700, OKLAHOMA CITY, OKLAHOMA, 73108
Covered Property (1)
Fixed-Point Packoff Element with Primary Seal Test Capability
Patent: 7,644,757 →
Application: 11/824,691 →
Publication: US 2009/0008100
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Oct 15, 2012
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 029131/0638 →
Assignment of Assignor's Interest Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →
Security Interest Jan 29, 2026
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.; TEMPRESS TECHNOLOGIES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 074532/0194 →