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:
Jul. 25, 1989
Filed:
May. 20, 1987
Toshio Hosoi, Tokyo, JP;
Kazuhiro Watanabe, Kamifukuoka, JP;
G-C Dental Industrial Corp., Tokyo, JP;
Abstract
An agent for cleaning and dissolving tartar or removable oral prostheses comprises a solution of a phosphonic acid base chelating agent or agents as the active agents in water, the phosphonic acid base chelating agent or agents being selected from the group consisting of aminotrimethylphosphonic acid, hydroxyethylidenephosphonic acid and ehtylenediaminetetramethylphosphonic acid as well as their alkali metal salts, and being contained in water in an amount of 15 to 90 weight %, the solution being of a pH of 7 or lower.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile