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:
Feb. 27, 1990
Filed:
Jul. 22, 1988
Applicant:
Inventor:
Haruyuki Kawahara, Moriguchi, JP;
Assignees:
G-C Dental Industrial Corp., Tokyo, JP;
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; A61F / ;
U.S. Cl.
CPC ...
422 56 ; 422 58 ; 436513 ; 128743 ; 604304 ; 604307 ; 424-9 ;
Abstract
A patch test material for the detection of metal allergies which contains a dental metal, noble or base, with which an allergic reaction aid such as a biological high molecular weight compound, e.g., a protein is present.