Patent Assignment
Reel/Frame 049365/0201
Assignment of Assignor's Interest
Recorded: 2019-06-04
Pages: 5
Assignors
HAN, JUN
Executed: 2019-05-01
ZHAN, SHENG
Executed: 2019-05-01
HU, FENGTAO
Executed: 2019-05-01
ZHAO, JINHAI
Executed: 2019-03-19
Assignees
CHINA PETROLEUM & CHEMICAL CORPORATION
22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT, BEIJING, 100728, CHINA
SINOPEC TECH HOUSTON, LLC.
3050 POST OAK BLVD, SUITE 777, HOUSTON, TEXAS, 77056
Covered Property
(1)
Independent High-Speed Sampling for an Oil Drilling System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 9, 2019
From: SINOPEC TECH HOUSTON, LLC.
To: CHINA PETROLEUM & CHEMICAL CORPORATION
Reel/Frame 048835/0464 →
Corrective Assignment to Correct the Clerical Error Previously Recorded at Reel: 048835 Frame: 0464. Assignor(S) Hereby Confirms the Assignment.
Jun 6, 2019
From: SINOPEC TECH HOUSTON, LLC.
To: CHINA PETROLEUM & CHEMICAL CORPORATION
Reel/Frame 049408/0265 →