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:
May. 20, 2025
Filed:
Apr. 18, 2022
Applicant:
James R. Glidewell Dental Ceramics, Inc., Newport Beach, CA (US);
Inventors:
Hugo Gonzalez, Whittier, CA (US);
Sreeram Balasubramanian, Irvine, CA (US);
Mathew David Campbell, Tustin, CA (US);
Assignee:
James R. Glidewell Dental Ceramics, Inc., Newport Beach, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/00 (2017.01); B28B 1/26 (2006.01);
U.S. Cl.
CPC ...
B28B 1/265 (2013.01); B28B 1/261 (2013.01);
Abstract
Methods and apparatus are provided for pressure casting ceramic bodies. Methods and apparatus are provided for rapid ejection of cast ceramic bodies from a mold. A mold is described that has an impermeable cavity surface to provide dry release of the cast body. Ceramic bodies produced by the methods and apparatus have smooth, non-tacky surfaces after ejection from the mold.