IP Library Assignment 006176/0444
Patent Assignment
Reel/Frame 006176/0444

Assignment of Assignors Interest.

Recorded: 1992-08-07 Pages: 2
Assignors
STIPANOVICH, JOHN, JR.
Executed: 1992-07-30
WIBLE, DAVID Q.
Executed: 1992-07-30
Assignee
Covered Property (1)
Process for Preparing Debenzolized Tar and Low-Benzene Centrifuged Tar Sludge
Patent: 5,314,609 →
Application: 07/926,204 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Jan 14, 1998
From: KOPPERS INDUSTRIES, INC.
To: MELLON BANK, N.A.
Reel/Frame 008869/0926 →