IP Library Assignment 048139/0687
Patent Assignment
Reel/Frame 048139/0687

Assignment of Assignor's Interest

Recorded: 2019-01-25 Pages: 6
Assignors
ZHANG, JUN
Executed: 2019-01-24
THAM, PETER
Executed: 2019-01-24
Assignee
KOPPERS PERFORMANCE CHEMICALS INC.
436 SEVENTH AVENUE, PITTSBURGH, PENNSYLVANIA, 15219
Covered Property (1)
Method of Preparing Copper-Containing Wood Preserving Compositions
Application: 16/114,675 →
Publication: US 2019/0090493
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Jun 20, 2022
From: KOPPERS DELAWARE, INC.; KOPPERS PERFORMANCE CHEMICALS INC.
To: PNC BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 060390/0246 →