IP Library Assignment 031828/0716
Patent Assignment
Reel/Frame 031828/0716

Change of Name

Recorded: 2013-12-20 Pages: 9
Assignor
RIVER SEIKO LIMITED COMPANY
Executed: 2013-02-14
Assignee
RIVER SEIKO CORPORATION
2-29-20, KAWAGISHIKAMI, OKAYA CITY, NAGANO, JAPAN
Covered Properties (2)
Scissors for Endoscope
Patent: 8,920,420 →
Application: 13/500,707 →
Publication: US 2012/0197253
Treating Instrument for an Endoscope
Patent: 634,427 →
Application: 29/347,823 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 17, 2010
From: NISHIMURA, MIYUKI
To: RIVER SEIKO LIMITED COMPANY
Reel/Frame 024607/0871 →
Assignment of Assignor's Interest Apr 6, 2012
From: NISHIMURA, MIYUKI; NISHIMURA, MAKOTO
To: RIVER SEIKO LIMITED COMPANY
Reel/Frame 028004/0488 →
Assignment of Assignor's Interest Dec 20, 2013
From: RIVER SEIKO LIMITED COMPANY
To: KANEKA CORPORATION
Reel/Frame 031828/0264 →
Assignment of Assignor's Interest Dec 20, 2013
From: RIVER SEIKO LIMITED COMPANY
To: KANEKA CORPORATION
Reel/Frame 031828/0439 →
Assignment of Assignor's Interest Feb 22, 2017
From: RIVER SEIKO CORPORATION; KANEKA CORPORATION
To: SUMITOMO BAKELITE CO., LTD.
Reel/Frame 041329/0376 →