IP Library Assignment 015439/0010
Patent Assignment
Reel/Frame 015439/0010

Assignment of Assignor's Interest

Recorded: 2004-12-08 Pages: 7
Assignors
ESCH, VICTOR
Executed: 2004-12-08
SHADDUCK, JOHN H.
Executed: 2004-12-08
Assignee
POWERVISION, INC.
355 BRYANT STREET, SUITE 310, SAN FRANCISCO, CALIFORNIA, 94107
Covered Property (1)
Lens System and Methods for Power Adjustment
Patent: 6,836,374 →
Application: 10/717,832 →
Publication: US 2004/0169932
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory Deed of Assignment Effective April 8, 2019 Aug 11, 2020
From: POWERVISION, INC.
To: ALCON INC.
Reel/Frame 053464/0280 →