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:
Jul. 25, 1978
Filed:
Sep. 02, 1976
Applicant:
Inventors:
Peter K Church, Cascade, CO (US);
Alan G Phillips, Colorado Springs, CO (US);
Assignee:
Kaman Sciences Corporation, Colorado Springs, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24D / ; B24D / ;
U.S. Cl.
CPC ...
51295 ; 5130 / ;
Abstract
A new type of knife sharpening tool having a cutting surface consisting of abrasive grains embedded and held in place in a ceramic-metal matrix, chemically bonded to a substrate such as a steel core and method of making same.