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:
Mar. 27, 1990
Filed:
Dec. 28, 1988
Applicant:
Inventors:
Zenji Hagiwara, Kusatsu-City, Shiga-Prefecture, JP;
Shigetaka Hoshino, Sohka, JP;
Hiroo Ishino, Kitakatsushika, JP;
Saburo Nohara, Nishinomiya, JP;
Kenichi Tagawa, Osaka, JP;
Keio Yamanaka, Toyonaka, JP;
Assignees:
Kanebo Limited, Tokyo, JP;
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423118 ; 423328 ; 424618 ; 424630 ; 424645 ; 424684 ; 604360 ;
Abstract
Zeolite particles retaining at least one metal ion having bacteriostatic properties on their ion-exchangeable sites in an amount up to 41% of the zeolite's ion exchange capacity are described.