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:
Nov. 09, 2021
Filed:
Apr. 24, 2020
Applicant:
Straumann Holding Ag, Basel, CH;
Inventors:
Alexander Zwahlen, Bern, CH;
Marc Stephan, Basel, CH;
Assignee:
STRAUMANN HOLDING AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/16 (2020.01); C04B 41/87 (2006.01); C04B 41/50 (2006.01); C04B 35/486 (2006.01); C04B 35/111 (2006.01); C04B 35/638 (2006.01); C04B 35/64 (2006.01); A61K 6/802 (2020.01); A61K 6/818 (2020.01); A61K 6/70 (2020.01); C01F 17/218 (2020.01); C04B 41/00 (2006.01); C04B 111/80 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
A61K 6/16 (2020.01); A61K 6/70 (2020.01); A61K 6/802 (2020.01); A61K 6/818 (2020.01); C01F 17/218 (2020.01); C04B 35/111 (2013.01); C04B 35/486 (2013.01); C04B 35/638 (2013.01); C04B 35/64 (2013.01); C04B 41/009 (2013.01); C04B 41/5049 (2013.01); C04B 41/87 (2013.01); C01P 2002/54 (2013.01); C04B 2111/00836 (2013.01); C04B 2111/807 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3298 (2013.01); C04B 2235/443 (2013.01); C04B 2235/5436 (2013.01); C04B 2235/604 (2013.01); C04B 2235/6567 (2013.01); C04B 2235/6587 (2013.01); C04B 2235/661 (2013.01);
Abstract
A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.