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. 21, 2010
Filed:
Jul. 07, 2005
Ulrich Orth, Lautertal, DE;
Volker Wedler, Hirschberg, DE;
Ulf Willers, Darmstadt, DE;
Sirona Dental Systems GmbH, Bensheim, DE;
Abstract
A method and apparatus for designing the surface of a dental prosthetic item consisting of three-dimensional data, wherein three-dimensional data of a surface () of an electronically stored tooth () are used at least as part of the surface of the dental prosthetic item to be fabricated, to which end the surface of the tooth () is first of all determined as to size and then placed against an electronically stored prosthetic item or the region of a preparation site () existing as three-dimensional data. The position of the digital tooth surface () over the dental prosthetic item or in the preparation site () can be set with regard to at least one spatial axis and/or at least one direction of rotation.