Patent Assignment
Reel/Frame 005452/0103
Assignment of Assignors Interest.
Recorded: 1990-09-19
Pages: 3
Assignee
BETZ LABORATORIES, INC.
SOMERTON ROAD, A CORP. OF PA, TREVOSE, PENNSYLVANIA, 19047
Covered Property
(1)
Methods of Extracting Iron Species from Liquid Hydrocarbons
Patent:
5,078,858 →
Application:
07/561,049 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Apr 12, 1999
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 009922/0779 →
Notice of Grant of Security Interest
Jan 2, 2001
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERCULES CREDIT, INC., A DELAWARE CORPORATION; HERCULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011590/0943 →
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 013669/0635 →