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. 26, 1999
Filed:
Jul. 28, 1997
Applicant:
Inventors:
Algirdas A Underys, Arlington Heights, IL (US);
Charles W Finkl, Evanston, IL (US);
Assignee:
A. Finkl & Sons Co., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148335 ; 148332 ; 148333 ; 420 91 ; 420108 ;
Abstract
A steel and tool made therefrom which in a tempered condition of 388 BHN or softer has high strength, high wear resistance together with excellent toughness in the range of 15% elongation and 35 ft-lbs. charpy and having the following composition: