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:
Aug. 16, 1994
Filed:
Apr. 14, 1993
Applicant:
Inventor:
Joseph C Weber, Indianapolis, IN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433 34 ; 249 54 ; 425180 ;
Abstract
An expander for a three-part, Hanau dental flask to add vertical height to the flask when the total height of the wax model of a prosthesis and mold material exceeds the normal height of the flask. The flask expander requires no alteration or modification of the standard dental flask, and sandwiches in between the existing flask base and body or between the flask body and lid.