Patent Assignment
Reel/Frame 028879/0867
Assignment of Assignor's Interest
Recorded: 2012-08-31
Pages: 2
Assignors
SONE, KOUJI
Executed: 2012-04-25
MACHIDA, SATOKO
Executed: 2012-04-25
HITOMI, TSUGUMASA
Executed: 2012-04-25
Assignee
PANASONIC CORPORATION
1006 OAZA KADOMA, KADOMA-SHI, OSAKA, 571-8501, JAPAN
Covered Property
(1)
Semi-Finished Blank for Varifocal Lens, Varifocal Lens Made from This Blank, and Varifocal Eyeglasses Featuring This Lens
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 27, 2014
From: PANASONIC CORPORATION
To: PANASONIC HEALTHCARE CO., LTD.
Reel/Frame 032360/0795 →
Assignment of Assignor's Interest
Mar 19, 2014
From: PANASONIC HEALTHCARE CO., LTD.
To: PANASONIC CORPORATION
Reel/Frame 032480/0433 →
Assignment of Assignor's Interest
Apr 29, 2014
From: PANASONIC CORPORATION
To: PHC HOLDINGS CO., LTD.
Reel/Frame 032785/0498 →
Change of Name
Apr 29, 2014
From: PHC HOLDINGS CO., LTD.
To: PANASONIC HEALTHCARE HOLDINGS CO., LTD.
Reel/Frame 032785/0563 →
Assignment of Assignor's Interest
Jan 30, 2015
From: PANASONIC HEALTHCARE HOLDINGS CO., LTD.
To: MITSUI CHEMICALS, INC.
Reel/Frame 034857/0496 →
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 →