IP Library Assignment 031820/0075
Patent Assignment
Reel/Frame 031820/0075

Assignment of Assignor's Interest

Recorded: 2013-12-19 Pages: 6
Assignors
REN, HUGANG
Executed: 2013-12-18
YU, LINGFENG
Executed: 2013-12-18
Assignee
ALCON RESEARCH, LTD.
6201 SOUTH FREEWAY, FORT WORTH, TEXAS, 76134
Covered Property (1)
Marker-Based Tool Tracking
Patent: 9,597,009 →
Application: 14/134,237 →
Publication: US 2015/0173644
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 30, 2014
From: ALCON RESEARCH LTD.
To: NOVARTIS AG
Reel/Frame 032093/0180 →
Confirmatory Deed of Assignment Effective April 8, 2019 Dec 10, 2019
From: NOVARTIS AG
To: ALCON INC.
Reel/Frame 051454/0788 →