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. 08, 1991
Filed:
Jan. 02, 1990
Applicant:
Inventor:
Martin Y Hsieh, Palo Alto, CA (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501 97 ; 501 98 ;
Abstract
A sintered silicon nitride ceramic having high stiffness consists of, in weight percent, 10.1 to 13.5 aluminum nitride, 6 to 7.5 yttrium oxide, 0.05 to 5 molybdenum disilicide, balance silicon nitride.
Hsieh, Martin. (1991). Silicon nitride ceramic containing molybdenum disilicide (U.S. Patent No. 4983554). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4983554
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile