Patent Assignment
Reel/Frame 005824/0199
Assignment of Assignors Interest.
Recorded: 1991-09-05
Pages: 4
Assignors
HWA, CHIH M.
Executed: 1990-02-02
KELLY, JOHN A.
Executed: 1990-02-02
NETON, JANET
Executed: 1990-02-05
SCANLON, PATRICIA M.
Executed: 1990-02-15
GAUDETTE, ROGER R.
Executed: 1990-02-15
Assignee
W.R. GRACE & CO.-CONN.,
A CORPORATION OF CT, 1114 AVENUE OF THE AMERICAS,, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Control of Scale in Aqueous Systems Using Certain Phosphonomethyl Amines
Patent:
5,069,798 →
Application:
07/451,484 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 1, 1999
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 009737/0365 →
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 011400/0373 →
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 013599/0256 →