IP Library Assignment 004006/0732
Patent Assignment
Reel/Frame 004006/0732

Assignment of Assignors Interest.

Recorded: 1982-06-25 Pages: 2
Covered Property (1)
Polyisocyanurate Foams from Digestion Products of Polyalkylene Terephthalate Polymers and Polyols
Patent: 4,711,912 →
Application: 06/372,904 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 1, 2002
From: CELOTEX CORORATION
To: DOW CHEMICAL COMPANY, THE
Reel/Frame 012665/0314 →