Patent Assignment
Reel/Frame 020912/0280
Change of Name
Recorded: 2008-05-07
Pages: 17
Assignor
ASAHI KASEI MEDICAL CO., LTD.
Executed: 2007-10-01
Assignee
ASAHI KASEI KURARAY MEDICAL CO., LTD.
9-1 KANDA MITSOSHIRO-CHO, CHIYODA-KU, TOKYO, JAPAN
Covered Properties
(5)
Process for Producing an Asymmetric Porous Film
Biocompatible Polymer and Filter for Selectively Eliminating Leucocytes Using the Same
Cell-Filled Hollow Fiber Membranes Having Modified Cross-Section
Plasma Purification Membrane and Plasma Purification System
Method for Removing Viruses and Leukocytes from Blood Using a Surface Comprising Hydroxyl and Polyethylene Glycol Groups
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 12, 2004
From: KIM, SUNG-TEH; YAMAMOTO, CHIEKO; KOIZUMI, TOSHINORI; SAITOH, MASATOSHI
To: ASAHI MEDICAL CO., LTD.
Reel/Frame 014510/0875 →
Assignment of Assignor's Interest
Jun 8, 2005
From: FUNATSU, KAZUMORI; NAKAZAWA, KOHJI; MIZUMOTO, HIROSHI; FUKUDA, JUNJI
To: ASAHI KASEI MEDICAL CO., LTD.
Reel/Frame 016314/0213 →
Assignment of Assignor's Interest
Jun 8, 2005
From: KUNO, SUSUMU; ONODERA, HIROKAZU; SAKURAI, MASAMI
To: ASAHI KASEI MEDICAL CO., LTD.
Reel/Frame 016314/0175 →
Assignment of Assignor's Interest
Oct 5, 2005
From: OISHI, TERUHIKO
To: ASAHI KASEI MEDICAL CO. LTD.
Reel/Frame 016852/0712 →
Assignment of Assignor's Interest
Jul 2, 2007
From: ONODERA, HIROKAZU; YOSHIDA, MAKOTO
To: ASAHI MEDICAL CO., LTD
Reel/Frame 019507/0118 →
Change of Name
May 6, 2008
From: ASAHI MEDICAL CO., LTD.
To: ASAHI KASEI MEDICAL CO., LTD.
Reel/Frame 020908/0700 →
Change of Address
Jun 15, 2009
From: ASAHI KASEI KURARAY MEDICAL CO., LTD.
To: ASAHI KASEI KURARAY MEDICAL CO., LTD.
Reel/Frame 022822/0722 →
Corrective Assignment to Correct the the Second Assignee Kazumori Funatsu Was Omitted from the Originally Filed Notice of Recordation Previously Recorded on Reel 016314 Frame 0213. Assignor(S) Hereby Confirms the the Original Assignment Reads Asahi Kasei Medical Co., Ltd and Kazumori Funatsu.
Jul 7, 2010
From: FUNATSU, KAZUMORI; NAKAZAWA, KOHJI; MIZUMOTO, HIROSHI; FUKUDA, JUNJI
To: FUNATSU, KAZUMORI; ASAHI KASEI KURARAY MEDICAL CO., LTD
Reel/Frame 024642/0423 →
Merger
Jun 27, 2012
From: ASAHI KASEI KURARAY MEDICAL CO., LTD.
To: ASAHI KASEI MEDICAL CO., LTD.
Reel/Frame 028453/0571 →
Nunc Pro Tunc Assignment
Oct 23, 2025
From: ASAHI KASEI MEDICAL CO., LTD.
To: ASAHI KASEI LIFE SCIENCE CORPORATION
Reel/Frame 072650/0301 →
Change of Address
Oct 23, 2025
From: ASAHI KASEI MEDICAL CO., LTD.
To: ASAHI KASEI MEDICAL CO., LTD.
Reel/Frame 073191/0010 →