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. 21, 2001
Filed:
May. 30, 2000
Applicant:
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 8/00 ;
U.S. Cl.
CPC ...
A61C 8/00 ;
Abstract
The object of the present invention is to provide an artificial tooth and its production method that is not required to be joined directly to the mandibula or the maxilla, and an artificial tooth and its production method that allows both homoplastic and heteroplastic transplantation. The artificial tooth of the present invention has a layer in which extracted collagen is filled into the root canal of a homoplastic or heteroplastic permanent tooth from which cellular components of periodontal ligament, nerve and blood vessel have been removed, and an extracted collagen membrane on the surface of the root having on top of it a periodontal ligament from which said cellular components have been removed.