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:
Sep. 09, 1986
Filed:
Apr. 14, 1983
Applicant:
Inventors:
Francois Duret, Le Grand Lemps, FR;
Elisabeth Duret nee Michallet, Le Grand Lemps, FR;
Christian Thermoz, Grenoble, FR;
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ; A61C / ;
U.S. Cl.
CPC ...
364474 ; 364167 ; 364413 ; 433 25 ; 433213 ; 128665 ;
Abstract
Dental prostheses, such as crowns, inlays or dentures are produced automatically based upon an optical impression taken of the oral region wtih nontraumatic radiation. The reflected waves are transformed into numerical data which is used directly to operate a numerically controlled machine in the fabrication process. The process is pertinent to other medical applications as well.
Published as:
EP0091876A1; FR2525103A1; JPS58187802A; FR2525103B1; US4611288A; CA1233350A; EP0091876B1; ATE32656T1; DE3375757D1; JPH0252964B2;