IP Library Assignment 030157/0856
Patent Assignment
Reel/Frame 030157/0856

Assignment of Assignor's Interest

Recorded: 2013-04-05 Pages: 4
Assignors
HIRAKAWA, TAKAKAZU
Executed: 2013-03-05
SUEYASU, NOBUYUKI
Executed: 2013-03-05
Assignee
WINTECH POLYMER LTD.
2-18-1, KONAN, MINATO-KU, TOKYO, 108-8280, JAPAN
Covered Property (1)
Polybutylene Terephthalate Resin Composition
Patent: 8,921,465 →
Application: 13/700,434 →
Publication: US 2013/0203905
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Nov 4, 2019
From: WINTECH POLYMER LTD.
To: POLYPLASTICS CO., LTD.
Reel/Frame 050916/0842 →