Patent Assignment
Reel/Frame 039944/0558
Assignment of Assignor's Interest
Recorded: 2016-10-05
Pages: 3
Assignor
SULLIVAN, CARY JAMES
Executed: 2015-08-26
Assignee
BAKKEN BALL RETRIEVAL, LLC
3205 BUCKSKIN DR. NE, MINOT, NORTH DAKOTA, 58703
Covered Property
(1)
Fracturing Ball Retrieval Device and Method
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory Assignment
Oct 5, 2016
From: SULLIVAN, CARY JAMES
To: BAKKEN BALL RETRIEVAL, LLC
Reel/Frame 040232/0840 →
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 →