Patent Assignment
Reel/Frame 055915/0363
Assignment of Assignor's Interest
Recorded: 2021-04-14
Pages: 4
Assignor
YANG, WENBO
Executed: 2021-03-11
Assignee
GEODYNAMICS, INC.
10400 WEST I-20, MILLSAP, TEXAS, 76066
Covered Property
(1)
Asymmetric Initiated Shaped Charge and Method for Making a Slot-Like Perforation
Application:
17/189,366 →
Publication:
US 2022/0074719
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Apr 10, 2023
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 063270/0608 →
Security Interest
Apr 12, 2024
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 067090/0799 →