Patent Assignment
Reel/Frame 005949/0429
Assignment of Assignors Interest.
Recorded: 1991-12-16
Pages: 3
Assignee
BETZ LABORATORIES, INC.
A CORPORATION OF COMMONWEALTH OF PA, 4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053
Covered Property
(1)
Use of Surfactants Having an Hlb Less Than 10 in the Deinking of Dry Toner Electrostati Printed Wastepaper
Patent:
5,200,034 →
Application:
07/691,201 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 21, 1992
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006259/0923 →
Notice of Grant Security Interest
Jan 2, 2001
From: HERCULES INCORPORATED, A DELAWARE CORPORATION; HERCULES CREDIT, INC., A DELAWARE CORPORATION; HERCULES FLAVOR, IN., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011436/0381 →
Release of Security Interest
Jan 2, 2003
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: HERCULES INCORPORATED; HERCULES CREDIT, INC.; HERCULES FLAVOR, INC.; WSP, INC.
Reel/Frame 013625/0282 →