IP Library Assignment 004938/0162
Patent Assignment
Reel/Frame 004938/0162

Assignment of Assignors Interest.

Recorded: 1988-08-23 Pages: 1
Covered Property (1)
Protected Biotin Derivatives
Patent: 5,247,081 →
Application: 07/235,444 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 29, 1994
From: IMPERIAL CHEMICAL INDUSTRIES PLC
To: ZENECA LIMITED
Reel/Frame 006965/0039 →
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 →
Assignment of Assignor's Interest Mar 21, 2007
From: AVECIA LIMITED
To: AVECIA BIOTECHNOLOGY INC.
Reel/Frame 019047/0663 →