Patent Assignment
Reel/Frame 051638/0345
Merger and Change of Name
Recorded: 2020-01-28
Pages: 5
Assignee
ALCON RESEARCH, LLC
6201 SOUTH FREEWAY, FORT WORTH, TEXAS, 76134
Covered Property
(1)
Use of Peo-Pbo Block Copolymers in Ophthalmic Compositions
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 12, 2017
From: KETELSON, HOWARD ALLEN; MCQUEEN, NATHANIEL D.
To: ALCON MANUFACTURING, LTD.
Reel/Frame 040952/0573 →
Merger
Jan 12, 2017
From: ALCON MANUFACTURING, LTD.
To: ALCON RESEARCH, LTD.
Reel/Frame 040952/0697 →
Confirmatory Deed of Assignment Effective April 8, 2019
Dec 10, 2019
From: NOVARTIS AG
To: ALCON INC.
Reel/Frame 051454/0788 →
Assignment of Assignor's Interest
Jan 28, 2020
From: ALCON RESEARCH, LLC
To: NOVARTIS AG
Reel/Frame 051638/0464 →
Merger
Jul 21, 2020
From: ALCON RESEARCH, LTD.
To: ALCON RESEARCH, LLC
Reel/Frame 053273/0022 →
Confirmatory Deed of Assignment Effective April 8, 2019
Jul 23, 2020
From: ALCON RESEARCH, LLC
To: ALCON INC.
Reel/Frame 053293/0484 →