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:
Jun. 27, 2023
Filed:
Jul. 15, 2019
Ivoclar Vivadent Ag, Schaan, LI;
Markus Geier, Tisens, IT;
Frank Frenzel, Balgach, CH;
Thomas Baaske, Mols, CH;
Roger Frei, Heerbrugg, CH;
Ivoclar Vivadent AG, Schaan, LI;
Abstract
A dental prosthesis is provided, manufactured from a one-piece or multi-piece prosthesis blank which is composed of a gum-colored material () and a tooth-colored material (), especially each one being based on plastic material. The tooth-colored material () of the blank () has a diameter or a width of more than 5 cm and especially a substantially flat cylindrical shape with a diameter/height ratio of more than 2:1, preferably more than 3:1. The gum-colored and tooth-colored materials () are bonded together by bonding, polymerization and/or integral production. The boundary () between the materials, as viewed in the direction of the dental arch course, is wave-shaped with alternating grooves and ribs (), and in the region of the anterior arch in the vestibular direction—is of radiant shape.