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:
Mar. 17, 1987
Filed:
May. 28, 1985
Applicant:
Inventors:
Robert J Dobbs, Monroeton, PA (US);
David E Thomas, Skanesteles, NY (US);
Dale E Wittmer, Towanda, PA (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ;
U.S. Cl.
CPC ...
252 122 ; 75231 ; 420578 ; 419 13 ; 419 27 ; 501 97 ;
Abstract
An article is disclosed comprising particles of a silicon nitride based material and a lubricating material, the lubricating material occupying interconnected spaces within the article, the spaces being at least about 3% by volume of the article.