IP Library Assignment 021469/0813
Patent Assignment
Reel/Frame 021469/0813

Assignment of Assignor's Interest

Recorded: 2008-09-02 Pages: 2
Assignors
ISHIZAWA, TOSHITAKA
Executed: 2008-08-28
SEKIGUCHI, KENICHIRO
Executed: 2008-08-28
KONOMI, MASAKAZU
Executed: 2008-08-28
Assignee
HITACHI METALS, LTD.
2-1 SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Ceramic Honeycomb Filter
Patent: 8,435,320 →
Application: 12/281,432 →
Publication: US 2009/0025349
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address Nov 20, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 073636/0806 →
Change of Address Dec 9, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 073917/0124 →
Change of Name Dec 9, 2025
From: HITACHI METALS, LTD.
To: PROTERIAL, LTD.
Reel/Frame 073917/0160 →
Security Interest Jun 29, 2026
From: MIRAI CASTING AMERICA, INC.
To: SECOND AVENUE CAPITAL PARTNERS, LLC
Reel/Frame 075121/0147 →