IP Library › Assignment 020223/0385
Patent Assignment
Reel/Frame 020223/0385

Assignment of Assignor's Interest

Recorded: 2007-12-10 Pages: 5
Assignors
KETELSON, HOWARD ALLEN
Executed: 2007-12-10
MCQUEEN, NATHANIEL D.
Executed: 2007-12-10
Assignee
ALCON MANUFACTURING, LTD.
6201 SOUTH FREEWAY, MS TB4-8, FORT WORTH, TEXAS, 76130
Covered Property (1)
Use of Peo-Pbo Block Copolymers in Ophthalmic Compositions
Patent: 8,318,144 →
Application: 11/953,654 →
Publication: US 2008/0138310
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 21, 2008
From: ALCON MANUFACTURING, LTD.
To: ALCON RESEARCH, LTD.
Reel/Frame 021266/0729 →
Merger Dec 11, 2019
From: ALCON RESEARCH, LTD.
To: ALCON RESEARCH, LLC
Reel/Frame 051257/0562 →
Confirmatory Deed of Assignment Effective April 8, 2019 Dec 14, 2019
From: ALCON RESEARCH, LLC
To: ALCON INC.
Reel/Frame 051293/0444 →