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:
Dec. 30, 1986
Filed:
Apr. 23, 1985
Applicant:
Inventors:
Harry Schiwiora, Pforzheim, DE;
Willi Ahr, Birkenfeld, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433181 ;
Abstract
Attachment device for dental prostheses includes male and female members with said male member including an elongated matrix member having a wall in which is formed a slot with a tongue defining the outside wall of the slot with the tongue being bendable to change the size of the slot and to provide resistance to relative movement between the male and female members when the male member is inserted into the female member; the tongue and slot are located in the middle section of the male member which comprises approximately 20 to 40 percent of the length of the male member.