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:
Jan. 28, 2025
Filed:
Dec. 04, 2023
James R. Glidewell Dental Ceramics, Inc., Newport Beach, CA (US);
Sreeram Balasubramanian, Irvine, CA (US);
Tyler Arthur Gubb, Newport Beach, CA (US);
Akash, Irvine, CA (US);
Thomas C. Valenti, Rancho Santa Margarita, CA (US);
Yan Yang, Irvine, CA (US);
Kevin Michael Recor, Mission Viejo, CA (US);
James R. Glidewell Dental Ceramics, Inc., Newport Beach, CA (US);
Abstract
A zirconia ceramic material for use in dental applications is provided comprising an yttria-stabilized zirconia material comprising from 4.5 mol % to 5.1 mol % yttria. Optionally, the zirconia ceramic has a coloring agent that may comprise one or more metals selected from terbium (Tb), chromium (Cr), erbium (Er), and cobalt (Co), and further, may, optionally, comprise alumina, which if present may be in an amount from 0 wt % to 0.25 wt %. The zirconia ceramic materials exhibit both enhanced translucency and a flexural strength of at least 800 MPa when fully sintered.