Patent Assignment
Reel/Frame 003918/0977
Assigns to Each Assignee 50% of the Entie Interest
Recorded: 1981-03-02
Pages: 2
Assignee
NITTETSU MINING CO., LTD.
3-2, 2-CHOME, MARUNOUCHI, A CORP. OF JAPAN, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Ceramic Sheet and Method for Producing the Same
Patent:
4,383,890 →
Application:
06/239,480 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.