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:
Oct. 10, 1989
Filed:
Dec. 02, 1987
Applicant:
Inventor:
Martin Y Hsieh, Palo Alto, CA (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501 98 ; 501 97 ;
Abstract
Silicon aluminum oxynitride materials having high hardness and high density are formed by pressureless sintering of silicon nitride, yttrium oxide and aluminum nitride. The materials contain at least 75 weight percent of alpha prime phase sialon.
Hsieh, Martin. (1989). Sialon containing high content of alpha prime phase (U.S. Patent No. 4873210). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4873210
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile