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. 28, 1990

Filed:

Dec. 06, 1988
Applicant:
Inventors:

Harry Schiwiora, Pforzheim, DE;

Manfred Stuemke, Pforzheim, DE;

Assignee:

Degussa Aktiengesellschaft, Frankfurt an Main, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433220 ;
Abstract

In dental technology, in order to match root posts to curved root canals, the fixation part consists of a material with mechanical properties, such as ductility and flexural rigidity, that permit topical matching of the fixation part to the curved root canal. For example, the ductility increases from the oral side of the fixation part to the root apex.


Find Patent Forward Citations

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Schiwiora, Harry. (1990). Root post (U.S. Patent No. 4952150). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4952150

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

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