IP Library › Assignment 005180/0579
Patent Assignment
Reel/Frame 005180/0579

Assignment of Assignors Interest.

Recorded: 1989-11-13 Pages: 1
Assignors
YELLAND, MICHAEL
Executed: 1989-11-06
CONWAY, JOHN
Executed: 1989-11-06
Assignee
Covered Property (1)
Pyridazinone Manufacture
Patent: 5,010,192 →
Application: 07/406,338 →
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 28, 2001
From: ZENECA LIMITED
To: SYNGENTA LIMITED
Reel/Frame 012199/0439 →
Assignment of Assignor's Interest Sep 28, 2001
From: IMPERIAL CHEMICAL INDUSTRIES PLC
To: ZENECA LIMITED
Reel/Frame 012199/0449 →
Assignment of Assignor's Interest Sep 28, 2001
From: SYNGENTA LIMITED (FORMERLY ZENECA LIMITED)
To: AVECIA LIMITED
Reel/Frame 012199/0501 →
Assignment of Assignor's Interest Sep 28, 2001
From: SYNGENTA LIMITED
To: AVECIA LIMITED
Reel/Frame 012302/0096 →
Correct Assignee Address at 012302/0096 Sep 29, 2005
From: SYNGENTA LIMITED
To: AVECIA LIMITED
Reel/Frame 016835/0967 →