IP Library › Assignment 073555/0973
Patent Assignment
Reel/Frame 073555/0973

Assignment of Assignor's Interest

Recorded: 2026-01-22 Pages: 5
Assignors
IWAYAMA, TOSHIHIKO
Executed: 2025-07-22
NISHIMARU, TATSUYA
Executed: 2025-07-18
OTAKE, KAZUKI
Executed: 2025-07-22
OSHITA, KENGO
Executed: 2025-07-22
Assignee
JAPAN TOBACCO INC.
1-1, TORANOMON 4-CHOME, MINATO-KU, TOKYO, 1056927, JAPAN
Covered Property (1)
Pyridazinone Compound and Pharmaceutical Use Thereof
Application: 19/152,654 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 22, 2026
From: IWAYAMA, TOSHIHIKO; NISHIMARU, TATSUYA; OTAKE, KAZUKI; OSHITA, KENGO
To: JAPAN TOBACCO INC.
Reel/Frame 073556/0060 →
Change of Name Mar 25, 2026
From: JAPAN TOBACCO INC.
To: SHIONOGI & CO., LTD.
Reel/Frame 075482/0570 →