Patent Assignment
Reel/Frame 006276/0217
Assignment of Assignors Interest.
Recorded: 1992-09-25
Pages: 2
Assignor
ROE, DONALD C.
Executed: 1992-08-24
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD, TREVOSE, PENNSYLVANIA, 19053-6783
Covered Property
(1)
Methods for Controlling Dust in High Temperature Systems
Patent:
5,302,308 →
Application:
07/934,835 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jun 10, 1997
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 008559/0562 →
Notice of Grant of Security Interest
Jan 4, 2001
From: IONHERCULES INCORPORATED, A DELAWARE CORPORAT; HERCULES CREDIT, INC., DELAWARE CORPORATION; HERCULES FLAVOR, INC., A DELAWARE CORPORATION; WSP, INC., A DELAWARE CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 011410/0301 →
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 →