Patent Assignment
Reel/Frame 066731/0218
Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 66210 Frame 25. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2024-03-05
Pages: 7
Assignor
SUMITOMO CHEMICAL COMPANY, LIMITED
Executed: 2023-09-19
Assignee
SUMITOMO PHARMA CO., LTD.
6-8, DOSHOMACHI 2-CHOME, CHUO-KU, OSAKA-SHI, OSAKA, 541-0045, JAPAN
Covered Property
(1)
Region Detecting Method and Region Detecting Device Related to Cell Aggregation
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 22, 2018
From: OKUDA, SATORU; EIRAKU, MOTOTSUGU; KUWAHARA, ATSUSHI
To: RIKEN; SUMITOMO DAINIPPON PHARMA CO., LTD.; SUMITOMO CHEMICAL COMPANY, LIMITED
Reel/Frame 045872/0290 →
Change of Name
Nov 21, 2022
From: SUMITOMO DAINIPPON PHARMA CO., LTD.
To: SUMITOMO PHARMA CO., LTD.
Reel/Frame 061972/0730 →
Assignment of Assignor's Interest
Jan 23, 2024
From: SUMITOMO CHEMICAL COMPANY, LIMITED
To: SUMITOMO PHARMA CO., LTD
Reel/Frame 066210/0025 →
Assignment of Assignor's Interest
Sep 29, 2025
From: SUMITOMO PHARMA CO., LTD.
To: RACTHERA CO., LTD.
Reel/Frame 072399/0820 →