Patent Assignment
Reel/Frame 003903/0031
Assignment of Assignors Interest.
Recorded: 1981-08-31
Pages: 2
Assignee
WITCO CHEMICAL CORPORATION
277 PARK AVENUE, A CORP. OF DE, NEW YORK, NEW YORK, 10017
Covered Property
(1)
New Personal Care Emulsion
Patent:
4,562,214 →
Application:
06/229,238 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 30, 2002
From: CK WITCO CORPORATION
To: CROMPTON CORPORATION
Reel/Frame 013625/0011 →
Merger
Dec 30, 2002
From: WITCO CORPORATION
To: CK WITCO CORPORATION
Reel/Frame 013625/0515 →
Assignment of Assignor's Interest
Dec 30, 2002
From: CROMPTON CORPORATION
To: CROMPTON INDUSTRIAL SPECIALTIES, INC.
Reel/Frame 013625/0524 →
Change of Name
Dec 19, 2003
From: CROMPTON INDUSTRIAL SPECIALTIES, INC.
To: AKZO NOBEL INDUSTRIAL SPECIALTIES INC.
Reel/Frame 014210/0125 →
Merger
Jan 16, 2004
From: AKZO NOBEL INDUSTRIAL SPECIALTIES INC.
To: AKZO NOBEL SURFACE CHEMISTRY LLC
Reel/Frame 014261/0754 →