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. 13, 2025
Filed:
Jul. 06, 2021
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventor:
Keita Tanaka, Annaka, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C 3/00 (2006.01); C01F 17/218 (2020.01); C09C 3/04 (2006.01); C09C 3/10 (2006.01);
U.S. Cl.
CPC ...
C01F 17/218 (2020.01); C09C 3/006 (2013.01); C09C 3/041 (2013.01); C09C 3/045 (2013.01); C09C 3/046 (2013.01); C09C 3/10 (2013.01); C01P 2004/50 (2013.01); C01P 2006/60 (2013.01);
Abstract
A method produces transparent ceramics having high transmittance and no bubble defects with uniform insertion loss over the entire inner surface thereof. The method comprising the steps of: