IP Library › Assignment 043618/0640
Patent Assignment
Reel/Frame 043618/0640

Nunc Pro Tunc Assignment

Recorded: 2017-09-19 Pages: 4
Assignors
PERNITES, RODERICK B.
Executed: 2017-08-11
GONZALEZ, ANGEL
Executed: 2017-08-11
PADILLA FLORENCIA, FELIPE
Executed: 2017-08-11
Assignee
BJ SERVICES, LLC
11211 FM 2920 ROAD, TOMBALL, TEXAS, 77375
Covered Property (1)
Spacer Fluids for Cementing Well Bores
Application: 15/671,907 →
Publication: US 2019/0048247
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 28, 2020
From: BJ SERVICES, LLC
To: AMERICAN CEMENTING, LLC
Reel/Frame 053633/0928 →
Security Agreement Nov 9, 2023
From: AMERICAN CEMENTING, LLC
To: WELLS FARGO, NATIONAL ASSOCIATION
Reel/Frame 065531/0247 →