IP Library Assignment 004804/0268
Patent Assignment
Reel/Frame 004804/0268

Assignment of Assignors Interest.

Recorded: 1987-09-24 Pages: 1
Covered Property (1)
Purification of Diphenyl Phthalates
Patent: 4,803,295 →
Application: 07/100,493 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Nov 19, 1987
From: CELANESE ENGINEERING RESINS, INC.
To: HOECHST CELANESE CORPORATION (HCC), A CORP. OF DE.
Reel/Frame 004827/0361 →