IP Library Assignment 072203/0876
Patent Assignment
Reel/Frame 072203/0876

Assignment of Assignor's Interest

Recorded: 2025-09-09 Pages: 4
Assignors
HIGUCHI, KIYOSHI
Executed: 2025-04-22
KOGAWA, TAKAHIRO
Executed: 2025-04-22
OSAKO, TAKAO
Executed: 2025-04-22
Assignee
MITSUI MINING & SMELTING CO., LTD.
1-11-1, OSAKI, SHINAGAWA-KU, TOKYO, 141-8584, JAPAN
Covered Property (1)
Gas Absorbent-Supporting Porous Substrate
Application: 19/163,755 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 14, 2025
From: MITSUI MINING & SMELTING CO., LTD.
To: MITSUI KINZOKU COMPANY, LIMITED
Reel/Frame 073570/0734 →