Patent Assignment
Reel/Frame 004583/0542
Assignment of Assignors Interest.
Recorded: 1986-07-28
Pages: 1
Assignor
LUDVIK, CHARLES N.
Executed: 1986-03-17
Assignee
STAUFFER CHEMICAL COMPANY
A CORP. OF DE., WESTPORT, CONNECTICUT
Covered Property
(1)
Method for Preparation of Alkylsulfonyl Alkylchlorobenzenes
Patent:
4,675,447 →
Application:
06/842,693 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 18, 1989
From: STAUFFER CHEMICAL COMPANY
To: ICI AMERICAS INC., A DE CORP.
Reel/Frame 005197/0025 →
Assignment of Assignor's Interest
Aug 21, 2000
From: ZENECA INC.
To: ZENECA AG PRODUCTS INC.
Reel/Frame 011111/0547 →
Merger
May 23, 2003
From: ZENECA AG PRODUCTS, INC.
To: SYNGENTA CROP PROTECTION, INC.
Reel/Frame 014097/0014 →