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:
Sep. 21, 1999
Filed:
Nov. 10, 1997
Applicant:
Inventors:
Kohei Okuyama, Yokohama, JP;
Kazushi Matsuura, Yokohama, JP;
Yoshitaka Takeda, Yokohama, JP;
Yoshio Yoshino, Kitakyushu, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01G / ; H01G / ;
U.S. Cl.
CPC ...
361502 ; 361305 ; 29 2503 ;
Abstract
An activated carbon has a specific surface area of pores with a pore diameter of not less than 20 .ANG. in the pore distribution determined from the nitrogen adsorption isotherm of not less than 1,000 m.sup.2 /g, and the ratio of the specific surface area of the pores with a pore diameter of not less than 20 .ANG. to the specific surface area of the whole pores of not less than 0.45.
Okuyama, Kohei. (1999). Activated carbon, process for the preparation thereof and electric (U.S. Patent No. 5956225). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5956225
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile