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. 03, 2002
Filed:
Dec. 12, 2000
Applicant:
Inventors:
Andrew M. Lichkus, York, PA (US);
Wayne C. Bollinger, York, PA (US);
Scott E. Shaffer, Jacobus, PA (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/308 ;
U.S. Cl.
CPC ...
A61C 1/308 ;
Abstract
A process for producing an artificial tooth comprising: injection molding polymerizable material into a mold to form an outer external polymeric layer. Then injection molding polymerizable material into the mold to form an inner polymeric layer applied on the first external layer. Then injection molding polymerizable material into the mold to form a solid core applied on the inner external layer.