Patent Assignment
Reel/Frame 005437/0120
Assignment of Assignors Interest.
Recorded: 1990-09-11
Pages: 3
Assignors
HWA, CHIH M.
Executed: 1990-02-02
KELLY, JOHN A.
Executed: 1990-02-02
ADHYA, MITA
Executed: 1990-02-02
Assignee
W. R. GRACE & CO.-CONN., A CORP. OF CT
1114 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Ethoxylated N,N-Bis-Phosphonomethyl 2-(Hydroxy)Ethylamine N-Oxides and Water-Soluble Salts Thereof
Patent:
4,973,744 →
Application:
07/451,062 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 15, 1997
From: W.R. GRACE & CO.-CONN.
To: BETZDEARBORN INC.
Reel/Frame 008848/0460 →
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 →