Patent Assignment
Reel/Frame 052889/0903
Assignment of Assignor's Interest
Recorded: 2020-06-10
Pages: 8
Assignors
SANTOS, CATHERINE MARTIN
Executed: 2020-05-27
LI, CHUNLI
Executed: 2020-05-27
OGLE, JAMES WILLIAM
Executed: 2020-05-27
XU, LIANG
Executed: 2020-06-08
Assignee
MULTI-CHEM GROUP, LLC
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property
(1)
Cationic and Anionic Shale Inhibitors and Clay Stabilizers
Patent:
11,898,086 →
Application:
16/882,043 →
Publication:
US 2021/0071059
PCT:
PCT/US2020/034613 ↗
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the the Signature on Page 6 Has Been Corrected Previously Recorded at Reel: 052889 Frame: 0903. Assignor(S) Hereby Confirms the Assignment.
Jul 28, 2020
From: SANTOS, CATHERINE MARTIN; LI, CHUNLI; OGLE, JAMES WILLIAM; XU, LIANG
To: MULTI-CHEM GROUP, LLC
Reel/Frame 053330/0138 →
Corrective Assignment to Correct the Signature on Page 6 Previously Recorded at Reel: 052889 Frame: 0903. Assignor(S) Hereby Confirms the Assignment.
Aug 20, 2020
From: SANTOS, CATHERINE MARTIN; LI, CHUNLI; OGLE, JAMES WILLIAM; XU, LIANG
To: MULTI-CHEM GROUP, LLC
Reel/Frame 053567/0624 →
Assignment of Assignor's Interest
May 10, 2021
From: MULTI-CHEM GROUP, LLC
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 056681/0849 →