IP Library Assignment 003797/0621
Patent Assignment
Reel/Frame 003797/0621

Assignment of Assignors Interest.

Recorded: 1980-08-29 Pages: 2
Assignors
MARUYAMA KUNIO
Executed: 1980-06-09
OKAZAKI AKIRA
Executed: 1980-06-09
Assignees
SUMITOMO CHEMICAL COMPANY, LIMITED, A CORP. OF JAPAN
15, KITAHAMA 5-CHOME, HIGASHI-KU,, OSAKA,, JAPAN
JAPAN EXLAN COMPANY LIMITED, A CORP. OF JAPAN
2-6, DOJIMA HAMA 1-CHOME, KITA-KU,, OSAKA,, JAPAN
Covered Property (1)
Process for Producing Carbon Fibers
Patent: 4,335,089 →
Application: 06/182,611 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Apr 20, 1990
From: JAPAN EXLAN COMPANY LIMITED
To: SUMIKA-HERCULES CO., LTD., A CORP. OF JAPAN
Reel/Frame 005280/0545 →