IP Library › Assignment 015143/0468
Patent Assignment
Reel/Frame 015143/0468

Assignment of Assignor's Interest

Recorded: 2004-03-29 Pages: 2
Assignors
PYLES, ROBERT A.
Executed: 2004-01-05
ARCHEY, RICK L.
Executed: 2004-01-05
DERIKART, DAVID M.
Executed: 2004-01-10
Assignee
BAYER POLYMERS LLC
PATENT DEPARTMENT, 100 BAYER ROAD, PITTSBURGH, PENNSYLVANIA, 15205-9741
Covered Property (1)
Method of Treating a Plastic Article
Patent: 7,504,054 →
Application: 10/733,657 →
Publication: US 2005/0127570
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 14, 2004
From: BAYER POLYMERS LLC
To: BAYER MATERIALSCIENCE LLC
Reel/Frame 016411/0377 →
Change of Name Oct 16, 2015
From: BAYER MATERIALSCIENCE LLC
To: COVESTRO LLC
Reel/Frame 036876/0585 →