IP Library Assignment 044796/0186
Patent Assignment
Reel/Frame 044796/0186

Assignment of Assignor's Interest

Recorded: 2018-02-01 Pages: 4
Assignors
BURNS, THOMAS WILLIAM
Executed: 2017-11-16
QUIGLEY, PAUL FINBAR
Executed: 2017-11-16
ZHAO, CHUN-TIAN
Executed: 2017-11-16
Assignee
JOHNSON MATTHEY PUBLIC LIMITED COMPANY
5TH FLOOR, 25 FARRINGDON STREET, LONDON, EC4A 4AB, GREAT BRITAIN
Covered Property (1)
Controlled Release System for the Release of Oil Field Chemicals and Use of the System for Reservoir Treatment and Monitoring
Application: 15/569,986 →
Publication: US 2018/0155597
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 6, 2023
From: JOHNSON MATTHEY PLC
To: TRACERCO LIMITED
Reel/Frame 065178/0308 →