Patent Assignment
Reel/Frame 018524/0917
License
Recorded: 2006-11-17
Pages: 14
Assignor
HYDRON LIMITED
Executed: 2001-07-17
Assignee
VISIONTEC CL LIMITED
AMBERLEY, TUDOR CLOSE, GREAT BOOKHAM, SURREY, KT23 3DP, UNITED KINGDOM
Covered Property
(1)
Method for Tinting a Hydrophilic Polymer by Incorporating a Reactive Dye into the Polymer Prior to Polymerization
Patent:
5,151,106 →
Application:
07/632,466 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 21, 1990
From: BHAUMIK, DEBABRATA; CHEN, PATRICK K.
To: ALLERGAN, INC.
Reel/Frame 005555/0193 →
Assignment of Assignor's Interest
Jan 9, 1998
From: ALLERGAN, INC.
To: HYDRON LIMITED
Reel/Frame 008896/0803 →
Change of Name
Nov 30, 2006
From: VISIONTEC CL LIMITED
To: CLEARLAB UK LTD
Reel/Frame 018563/0318 →
Change of Name
Dec 18, 2006
From: HYDRON LIMITED
To: COOPERVISION MANUFACTURING LIMITED
Reel/Frame 018645/0156 →
Assignment of Assignor's Interest
Dec 27, 2006
From: COOPERVISION MANUFACTURING LIMITED
To: COOPERVISION INTERNATIONAL HOLDING COMPANY LP
Reel/Frame 018679/0364 →
Change of Address of Assignee
Jun 13, 2007
From: COOPERVISION INTERNATIONAL HOLDING COMPANY LP
To: COOPERVISION INTERNATIONAL HOLDING COMPANY LP
Reel/Frame 019419/0247 →
Assignment of Assignor's Interest
Nov 10, 2020
From: COOPERVISION INTERNATIONAL HOLDING COMPANY, LP
To: COOPERVISION INTERNATIONAL LIMITED
Reel/Frame 054370/0631 →