IP Library Assignment 004181/0324
Patent Assignment
Reel/Frame 004181/0324

Assignment of Assignors Interest.

Recorded: 1983-10-03 Pages: 1
Assignor
MARTEN, FINN L.
Executed: 1983-10-03
Assignee
AIR PRODUCTS AND CHEMICALS, INC., A DE CORP.
P.O. BOX 538, ALLENTOWN, PENNSYLVANIA, 18105
Covered Property (1)
Method for Increasing the Low Temperature Water Solubility and the Sticking Temperature of Fully Hydrolyzed Polyvinyl Alcohol
Patent: 4,529,775 →
Application: 06/538,257 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 8, 2001
From: AIR PRODUCTS & CHEMICALS, INC.
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 011449/0366 →