Patent Assignment
Reel/Frame 018230/0372
Change of Name
Recorded: 2006-09-11
Pages: 3
Assignor
KOPPERS INDUSTRIES OF DELAWARE, INC.
Executed: 2004-11-12
Assignee
KOPPERS DELAWARE, INC.
501 SILVERSIDE ROAD, SUITE 67, WILMINGTON, DELAWARE, 19809
Covered Property
(1)
Coal tar and hydrocarbon mixture pitch production using a high efficiency evaporative distillation process
Application:
11/127,039 →
Publication:
US 2005/0263436
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
First Amendment to Patent, Trademark and Copyright Security Agreement
Aug 17, 2005
From: KOPPERS INC.; KOPPERS REDEMPTION, INC.; WORLD-WIDE VENTURES CORPORATION; KOPPERS DELAWARE, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 016412/0484 →
Assignment of Assignor's Interest
Sep 11, 2006
From: MCHENRY, E. RONALD; SAVER, WILLIAM E.
To: KOPPERS INDUSTRIES OF DELAWARE, INC.
Reel/Frame 018228/0530 →