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. 31, 1981
Filed:
Sep. 24, 1979
Applicant:
Inventors:
Junichi Yamauchi, Kurashiki, JP;
Eiichi Masuhara, Bunkyo-Ward, JP;
Nobuo Nakabayashi, Matsudo, JP;
Kyoichiro Shibatani, Kurashiki, JP;
Tooru Wada, Takatsuki, JP;
Assignee:
Kuraray Co., Ltd., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
433217 ; 106 35 ; 26099811 ; 433228 ;
Abstract
A tooth cavity is filled by applying to the walls of the tooth cavity a lining composition comprising a phosphoric or phosphonic acid ester compound containing at least one radical polymizerable vinyl group and at least one ##STR1## group, wherein said lining composition contains said phosphoric or phosphonic acid ester compound in a proportion of not less than 0.1 weight percent, as phosphorus, and then filling the remainder of the cavity with a dental filling material which comprises a polymerizable monomer, a filler and a curing agent.