IP Library › Assignment 022422/0713
Patent Assignment
Reel/Frame 022422/0713

Assignment of Assignor's Interest

Recorded: 2009-03-19 Pages: 2
Assignor
TAKEDA, YASUNORI
Executed: 2009-02-26
Assignee
POLYMATECH CO., LTD.
8-16, NIHONBASHIHONCHO 4-CHOME, CHUO-KU, TOKYO, 103-8424, JAPAN
Covered Property (1)
Key Sheet, Light Blocking Effect Sheet, Push Button Switch and Key Sheet Manufacturing Method
Patent: 8,820,949 →
Application: 12/344,739 →
Publication: US 2010/0147661
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 31, 2015
From: POLYMATECH CO., LTD.
To: POLYMATECH JAPAN CO., LTD.
Reel/Frame 035301/0276 →
Change of Name Jun 1, 2018
From: POLYMATECH JAPAN CO., LTD.
To: SEKISUI POLYMATECH CO., LTD.
Reel/Frame 045964/0914 →