IP Library › Assignment 016692/0485
Patent Assignment
Reel/Frame 016692/0485

Assignment of Assignor's Interest

Recorded: 2004-12-22 Pages: 2
Assignor
NAKATA, YOSHIAKI
Executed: 2004-12-06
Assignee
SONY CHEMICALS CORP.
GATE CITY OSAKI EAST TOWER 8F, 1-11-2, OSAKI, SHINAGAWA-KU, TOKYO 141-0032, JAPAN
Covered Property (1)
Perfluoropolyether Ester Compound, Lubricant and Magnetic Recording Medium
Patent: 7,157,410 →
Application: 10/518,717 →
Publication: US 2005/0209480
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 17, 2006
From: SONY CHEMICALS CORPORATION
To: SONY CHEMICAL & INFORMATION DEVICE CORPORATION
Reel/Frame 018550/0258 →
Assignment of Assignor's Interest Nov 21, 2006
From: SONY CHEMICAL & INFORMATION DEVICE CORPORATION
To: SONY CORPORATION; SONY CHEMICAL & INFORMATION DEVICE CORPORATION
Reel/Frame 018559/0268 →
Assignment of Assignor's Interest Dec 11, 2012
From: SONY CHEMICAL & INFORMATION DEVICE CORPORATION
To: SONY CORPORATION
Reel/Frame 029445/0268 →