IP Library › Assignment 012327/0611
Patent Assignment
Reel/Frame 012327/0611

Assignment of Assignor's Interest

Recorded: 2001-11-27 Pages: 2
Assignors
WONMUN, CHOI
Executed: 2001-11-16
ISHIKAWA, KAZUNORI
Executed: 2001-11-16
Assignee
THE YOKOHAMA RUBBER CO., LTD.
36-11, SHIMBASHI 5-CHOME, MINATO-KU, TOKYO 105-8685, JAPAN
Covered Property (1)
Method for Production of Cyclic Polysulfide Compound and Rubber Composition Containing the Same
Patent: 6,984,711 →
Application: 09/993,759 →
Publication: US 2002/0107338
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
De-Merger Dec 8, 2021
From: THE YOKOHAMA RUBBER CO., LTD.
To: SIKA HAMATITE CO., LTD.
Reel/Frame 060439/0022 →
Merger Feb 5, 2024
From: SIKA HAMATITE CO., LTD.
To: SIKA JAPAN LTD.
Reel/Frame 066493/0072 →
Assignment of Assignor's Interest Feb 21, 2024
From: SIKA JAPAN LTD.
To: SIKA TECHNOLOGY AG
Reel/Frame 066641/0001 →