IP Library Assignment 004446/0247
Patent Assignment
Reel/Frame 004446/0247

Assignment of Assignors Interest.

Recorded: 1985-08-27 Pages: 2
Covered Property (1)
Deresination Method of Wood Pulp
Patent: 4,673,460 →
Application: 06/654,865 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Sep 27, 1984
From: RAFF, DONALD K.
To: WESTVACO CORPORATION, A DE CORP.
Reel/Frame 004320/0351 →
Assignment of Assignors Interest. Apr 23, 1990
From: STEPAN COMPANY
To: EXXON CHEMICAL PATENTS, INC., A CORP. OF DELAWARE
Reel/Frame 005278/0957 →
Assignment of Assignor's Interest Dec 21, 1995
From: EXXON CHEMICAL PATENTS, INC,
To: CALLAWAY CHEMICAL COMPANY
Reel/Frame 007744/0783 →