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. 09, 2004
Filed:
May. 15, 2002
Applicant:
Inventors:
John S. Reid, Wooster, OH (US);
Thomas Szymanski, Hudson, OH (US);
Anne Hardy, Acton, MA (US);
James Salvatore, Worcester, MA (US);
Michael J. Mangaudis, Worcester, MA (US);
Assignee:
Saint-Gobain Corporation, Stow, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 3/300 ; C04B 3/324 ; C04B 3/519 ;
U.S. Cl.
CPC ...
C04B 3/300 ; C04B 3/324 ; C04B 3/519 ;
Abstract
Ceramic media made using ceramic components comprising from 5 to 60% by weight of spodumene and 95 to 40 wt % of other ceramic-forming components comprising clay and feldspar have a reduced tendency to shrink upon firing to form the media and improved physical properties.