IP Library Assignment 004014/0980
Patent Assignment
Reel/Frame 004014/0980

Assignment of Assignors Interest.

Recorded: 1982-04-22 Pages: 1
Assignor
JAFFE, EDWARD E.
Executed: 1982-04-12
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DE, WILMINGTON, DELAWARE
Covered Property (1)
Preparation of Pigmentary Form of Quinacridone Pigments
Patent: 4,455,173 →
Application: 06/368,321 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. May 30, 1984
From: E.I. DU PONT DE NEMOURS AND COMPANY
To: CIBA-GEIGY CORPORATION
Reel/Frame 004262/0304 →