Patent Assignment
Reel/Frame 017795/0585
Assignment of Assignor's Interest
Recorded: 2006-04-11
Pages: 7
Assignors
FURUSHO, SABURO
Executed: 2006-03-17
KAWANO, NORIO
Executed: 2006-03-17
WAKAMOTO, SHIGERU
Executed: 2006-03-22
Assignees
NIPPON RENSUI CO.
43-11, MINAMI-OTSUKA 3-CHOME, TOSHIMA-KU, TOKYO, JAPAN
HOKUETSU PAPER MILLS, LTD.
5-1, NISHIZAO 3-CHOME, NAGAOKA-SHI, NIIGATA-KEN, JAPAN
Covered Property
(1)
Method for Removing Potassium from Ash Produced in a Kraft Pulping Process Recovery Boiler Using a Na-Type Cation Exchange Organic Resin
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 28, 2009
From: HOKUETSU PAPER MILLS, LTD
To: HOKUETSU KISHU PAPER CO., LTD.
Reel/Frame 023449/0802 →
Change of Name
Aug 28, 2019
From: NIPPON RENSUI CO.
To: MITSUBISHI RAYON AQUA SOLUTIONS CO., LTD.
Reel/Frame 050194/0820 →
Merger
Aug 28, 2019
From: MITSUBISHI RAYON AQUA SOLUTIONS CO., LTD.
To: MITSUBISHI CHEMICAL AQUA SOLUTIONS CO., LTD.
Reel/Frame 050194/0869 →
Merger and Change of Name
Aug 28, 2019
From: MITSUBISHI CHEMICAL AQUA SOLUTIONS CO., LTD.; WELLTHY CORPORATION
To: MITSUBISHI CHEMICAL AQUA SOLUTIONS CO., LTD.
Reel/Frame 050195/0111 →