IP Library › Assignment 024991/0753
Patent Assignment
Reel/Frame 024991/0753

Assignment of Assignor's Interest

Recorded: 2010-09-15 Pages: 2
Assignors
GUPTA, AMITAVA
Executed: 2010-08-10
BLUM, RONALD D.
Executed: 2010-08-10
Assignee
PIXELOPTICS
5241 VALLEYPARK DRIVE, ROANOKE, VIRGINIA, 24019
Covered Property (1)
Progressive Addition Lens Design
Patent: 8,534,832 →
Application: 12/848,713 →
Publication: US 2011/0116037
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 13, 2015
From: BLUM, RONALD D.
To: PIXELOPTICS, INC.
Reel/Frame 035157/0857 →
Court Order Mar 13, 2015
From: GUPTA, AMITAVA
To: HPO ASSETS LLC
Reel/Frame 035158/0001 →
Assignment of Assignor's Interest Mar 13, 2015
From: PIXELOPTICS, INC.
To: HPO ASSETS LLC
Reel/Frame 035159/0134 →
Assignment of Assignor's Interest Mar 13, 2015
From: HPO ASSETS LLC
To: MITSUI CHEMICALS, INC.
Reel/Frame 035159/0209 →
License Apr 19, 2023
From: MITSUI CHEMICALS, INC.
To: E-VISION, LLC; E-VISION SMART OPTICS, INC.
Reel/Frame 063376/0314 →
Assignment of Assignor's Interest Oct 25, 2023
From: MITSUI CHEMICALS, INC.
To: CARL ZEISS VISION INTERNATIONAL GMBH
Reel/Frame 065334/0851 →
Change of Address Oct 25, 2023
From: MITSUI CHEMICALS, INC.
To: MITSUI CHEMICALS, INC.
Reel/Frame 065345/0339 →