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:
Nov. 09, 1993
Filed:
Aug. 26, 1991
Applicant:
Inventors:
Keisho Nakanishi, Nara, JP;
Masatsune Okuma, Kyoto, JP;
Sakae Katayama, deceased, late of Nishinomiya, JP;
Assignee:
Katayama Chemical, Incorporated, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ; C02F / ;
U.S. Cl.
CPC ...
252180 ; 252175 ; 252181 ; 210699 ; 210700 ;
Abstract
A scale inhibitor for a calcium-type scale, which includes ingredients of:
Nakanishi, Keisho. (1993). Calcium carbonate scale inhibitor having organophosphonate, water (U.S. Patent No. 5259985). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5259985
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile