Patent Assignment
Reel/Frame 006248/0179
Assignment of Assignors Interest.
Recorded: 1992-08-31
Pages: 2
Assignee
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Covered Property
(1)
Process for Decreasing Color in Bis-Imide Flame Retardants
Patent:
5,166,360 →
Application:
07/697,027 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
May 25, 1994
From: CORVITA CORPORATION
To: NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP; CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES, LIMITED PARTNERSHIP; SPROUT CAPITAL VI, L.P.; WESTMED VENTURE PARTNERS, L.P.
Reel/Frame 007000/0222 →
Assignment of Assignor's Interest
Aug 16, 1994
From: ETHYL CORPORATION
To: ALBERMARLE CORPORATION
Reel/Frame 007109/0340 →
Security Interest
Sep 23, 1994
From: CORVITA CORPORATION
To: NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP; CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES LIMITED PARTNERSHIP; SPROUT CAPITAL VI, L.P. SPROUT CAPITAL V; WESTMED VENTURE PARTNERS, L.P.
Reel/Frame 007112/0823 →
Release of Security Interest
Apr 4, 1995
From: NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP; CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES, LIMITED PARTNERSHIP; SPROUT CAPITAL VI, L.P. SPROUT CAPITAL V SPROUT TECHNOLOGY FUND DLJ VENTURE CAPITAL FUND II, L.P.; WESTMED VENTURE PARTNERS, L.P.
To: CORVITA CORPORATION
Reel/Frame 007417/0299 →
Release Pf Security Agreement, Execution Date Septembert 16, 1994, Filed on September 22, 1994, (Reocrded at Reel 7112, Frames 823-889)
Jan 23, 1996
From: BELGIAN CORPORATION FOR INTERNATIONAL INVESTMENT (S. B.I.)
To: CORVITA CORPORATION, A CORP. OF FLORIDA
Reel/Frame 007779/0111 →
Release of Security Agreement, Execution Date September 16,1994, Filed on September 22, 1994 (Recorded at Reel 7112, Frames 823-889).
Jan 23, 1996
From: NEW ENTERPRISE ASSOCIATES V, LIMITED PARTNERSHIP; CHEMICALS AND MATERIALS ENTERPRISE ASSOCIATES, LIMITED PARTNERSHIP; SPROUT CAPITAL VI, L.P.; SPROUT CAPITAL V
To: CORVITA CORPORATION, A CORP. OF FLORIDA
Reel/Frame 007846/0875 →