Patent Assignment
Reel/Frame 065666/0629
Assignment of Assignor's Interest
Recorded: 2023-11-27
Pages: 5
Assignor
SUMITOMO CHEMICAL COMPANY, LIMITED
Executed: 2023-10-24
Assignee
SUMITOMO PHARMA CO., LTD.
6-8, DOSHOMACHI 2-CHOME, CHUO-KU, OSAKA-SHI, OSAKA, 541-0045, JAPAN
Covered Properties
(6)
Production Method for Nerve Tissue
Method for Producing Retinal Tissue
Method for Maturation of Retinal Tissue Containing Continuous Epithelium
Method for Producing Retinal Tissues
Method for Amplifying Cone Photoreceptors or Rod Photoreceptors Using Dorsalization Signal Transmitter or Ventralization Signal Transmitter
Application:
16/647,454 →
Publication:
US 2020/0277571
Production Method for Nerve Tissue
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 15, 2017
From: KUWAHARA, ATSUSHI; YAMASAKI, SUGURU; HIRAMINE, YASUSHI; SASAI, MIYUKI (LEGAL REPRESENTATIVE OF DECEASED INVENTOR YOSHIKI SASAI)
To: SUMITOMO DAINIPPON PHARMA CO., LTD.; RIKEN; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 042726/0054 →
Assignment of Assignor's Interest
Nov 19, 2018
From: KUWAHARA, ATSUSHI; YAMASAKI, SUGURU; SASAI, MIYUKI (LEGAL REPRESENTATIVE OF DECEASED INVENTOR YOSHIKI SASAI); TAKAHASHI, MASAYO
To: SUMITOMO DAINIPPON PHARMA CO., LTD.; RIKEN; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 047541/0658 →
Assignment of Assignor's Interest
Jan 21, 2020
From: SAKAGUCHI, HIDEYA; SASAI, MIYUKI (LEGAL REPRESENTATIVE OF DECEASED INVENTOR YOSHIKI SASAI); EIRAKU, MOTOTSUGU; NUKAYA, DAIKI
To: RIKEN; SUMITOMO DAINIPPON PHARMA CO., LTD.; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 051574/0397 →
Assignment of Assignor's Interest
Mar 14, 2020
From: NUKAYA, DAIKI; EIRAKU, MOTOTSUGU; KINOSE, YUIKO; ONISHI, AKISHI
To: RIKEN; SUMITOMO DAINIPPON PHARMA CO., LTD.; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 052117/0911 →
Assignment of Assignor's Interest
Mar 14, 2020
From: NUKAYA, DAIKI; EIRAKU, MOTOTSUGU; KINOSE, YUIKO; ONISHI, AKISHI
To: RIKEN; SUMITOMO DAINIPPON PHARMA CO., LTD.; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 052117/0928 →
Assignment of Assignor's Interest
Jan 8, 2022
From: DOR, AVNER; SHANY, YARON; DOUBCHAK, ARIEL; BERMAN, AMIT
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 058586/0545 →
Name and Address Change
May 4, 2022
From: SUMITOMO DAINIPPON PHARMA CO., LTD.
To: SUMITOMO PHARMA CO., LTD.
Reel/Frame 059855/0333 →
Assignment of Assignor's Interest
May 30, 2023
From: KUWAHARA, ATSUSHI; YAMASAKI, SUGURU; HIRAMINE, YASUSHI; SASAI (LEGAL REPRESENTATIVE OF DECEASED INVENTOR YOSHIKI SASAI), MIYUKI
To: SUMITOMO DAINIPPON PHARMA CO., LTD.; RIKEN; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 063798/0032 →
Assignment of Assignor's Interest
Sep 30, 2025
From: SUMITOMO PHARMA CO., LTD.
To: RACTHERA CO., LTD.
Reel/Frame 072825/0888 →