Patent Assignment
Reel/Frame 042046/0262
MERGER
Recorded: 2017-04-18
Received: 2017-04-18
Pages: 4
Assignor
BJ SERVICES COMPANY LLC
Executed: 2011-06-27
Assignee
WESTERN ATLAS INC.
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TX, 77019, UNITED STATES
Covered Applications
(4)
APPARATUS AND METHOD OF DETECTING INTERFACES BETWEEN WELL FLUIDS
App. No. 10/939,924
→
FRACTURING FLUIDS AND METHODS OF MAKING AND USING SAME
App. No. 10/177,983
→
APPARATUS AND METHOD FOR DETECTING THE LAUNCH OF A DEVICE IN OILFIELD APPLICATIONS
App. No. 10/154,435
→
APPARATUS AND METHOD OF DETECTING INTERFACES BETWEEN WELL FLUIDS
App. No. 10/120,201
→