The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 06, 1992
Filed:
Feb. 20, 1991
Akira Takaku, Tokyo, JP;
Toshimasa Hashimoto, Tokyo, JP;
Toshio Suzuki, Saitama, JP;
Yutaka Takahashi, Saitama, JP;
Kazuo Saito, Tokyo, JP;
Nisshinbo Industries, Inc., Tokyo, JP;
Abstract
The present invention relates to a high-density vitreous carbon material having heat resistance, chemical resistance and no liquid and gas permeability, used in various industries, as well as to a process for producing said carbon material. More particularly, the present invention relates to a high-density vitreous carbon material having a sufficient thickness and a high density, as well as to a process for producing the same.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile