Patent Assignment
Reel/Frame 006241/0867
Assignment of Assignors Interest.
Recorded: 1992-08-28
Pages: 2
Assignor
WEAVER, CARL E.
Executed: 1992-07-02
Assignee
BETZ LABORATORIES, INC.
A CORP. OF PA, 4636 SOMERTON ROAD, TREVOSE, PA 19053
Covered Property
(1)
Method for the Inhibition and Removal of Ammonium Chloride Deposition in Hydrocarbon Processing Units
Patent:
5,282,956 →
Application:
07/909,858 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Feb 7, 1997
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 008342/0013 →
Release of Security Interest
Dec 31, 2002
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013616/0102 →