IP Library Assignment 003884/0170
Patent Assignment
Reel/Frame 003884/0170

Assignment of Assignors Interest.

Recorded: 1981-07-20 Pages: 1
Assignor
LIU SCHUCHEN
Executed: 1980-06-20
Assignee
Covered Property (1)
Light-Sensitive Color Proofing Film with Surfactant Inalight-Sensitive Coating
Patent: 4,299,906 →
Application: 06/154,737 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 20, 1995
From: AMERICAN HOECHST CORPORATION
To: HOECHST CELANESE CORPORATION
Reel/Frame 007562/0872 →