IP Library Assignment 041371/0322
Patent Assignment
Reel/Frame 041371/0322

Assignment of Assignor's Interest

Recorded: 2017-02-24 Pages: 3
Assignors
DZIWOK, KLAUS
Executed: 2016-12-12
COUTELLE, HELMUT
Executed: 2016-12-08
Assignee
BYK-CHEMIE GMBH
ABELSTRASSE 45, WESEL, 46483, GERMANY
Covered Property (1)
Process of Manufacturing Thickeners and the Use of Thus Produced Thickeners in High-Viscosity Epoxy Resin Formulations
Patent: 9,670,339 →
Application: 15/355,447 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 24, 2017
From: NASH, TYLER; BRIELL, ROBERT G.
To: BYK ADDITIVES INC
Reel/Frame 041371/0422 →
Merger and Change of Name Mar 2, 2017
From: BYK ADDITIVES INC.; BYK USA INC.; BYK USA INC.
To: BYK USA INC.
Reel/Frame 041445/0218 →
Assignment of Assignor's Interest May 17, 2021
From: BYK USA INC.
To: BYK-CHEMIE GMBH
Reel/Frame 056254/0742 →