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:
Dec. 12, 1989
Filed:
Jun. 13, 1988
Applicant:
Inventor:
Larry J Gaudino, Greensboro, NC (US);
Assignee:
Technitrol, Inc., McKeesport, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G22F / ;
U.S. Cl.
CPC ...
419-2 ; 75232 ; 75246 ; 419 21 ; 419 31 ;
Abstract
In the manufacture of a porous silver structure made by pressing and sintering silver powder prepared by ion substitution process, porosity of the structure is increased by heat treating the silver prior to pressing and sintering.