IP Library Assignment 041873/0540
Patent Assignment
Reel/Frame 041873/0540

Assignment of Assignor's Interest

Recorded: 2017-04-06 Pages: 6
Assignors
CHOI, MYOUNG-TAEK
Executed: 2017-04-05
HONG, XIN
Executed: 2017-04-05
LIU, YUEAI
Executed: 2017-04-05
Assignee
ALCON RESEARCH, LTD.
6201 SOUTH FREEWAY, FORT WORTH, TEXAS, 76134
Covered Property (1)
Multifocal Diffractive Ophthalmic Lens
Application: 15/480,453 →
Publication: US 2017/0209259
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 6, 2017
From: ALCON RESEARCH, LTD.
To: NOVARTIS AG
Reel/Frame 041873/0569 →
Confirmatory Deed of Assignment Effective April 8, 2019 Dec 10, 2019
From: NOVARTIS AG
To: ALCON INC.
Reel/Frame 051454/0788 →