Patent Assignment
Reel/Frame 006255/0310
Assignment of Assignors Interest.
Recorded: 1992-09-10
Pages: 2
Assignor
ROE, DONALD C.
Executed: 1992-09-04
Assignee
BETZ LABORATORIES, INC.
4636 SOMERTON ROAD TREVOSE, PA 19053-6783, PENNSYLVANIA
Covered Property
(1)
Methods for Controlling Dust in High Temperature Systems
Patent:
5,271,859 →
Application:
07/927,767 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 16, 1996
From: BETZ LABORATORIES, INC.
To: BETZDEARBORN INC.
Reel/Frame 008274/0338 →
Notice of Grant of Security Interest
Dec 28, 2000
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 011400/0401 →
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 013791/0209 →