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.

Date of Patent:
Aug. 05, 1986

Filed:

Jun. 10, 1985
Applicant:
Inventors:

Hiroshi Kamohara, Tokyo, JP;

Shohei Hayashi, Tokyo, JP;

Nobukazu Ohi, Fuchu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C / ;
U.S. Cl.
CPC ...
106 3851 ; 164520 ; 164528 ; 164516 ; 164518 ; 106114 ; 106 35 ;
Abstract

An investment material for dental casting comprises 100 parts by weight of a mixture of hemihydrate gypsum, quartz and/or cristobalite and 2 to 5 parts by weight of natural starch optionally with 0.1 to 1.0 part by weight of soluble starch.


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Kamohara, Hiroshi. (1986). Investments for dental casting (U.S. Patent No. 4604142). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4604142

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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