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. 22, 1992
Filed:
Jun. 10, 1991
Applicant:
Inventors:
Klaus Dreyer, Essen, DE;
Hans Kolaska, Bottrop, DE;
Assignee:
Krupp Widia GmbH, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
75229 ; 75232 ; 75233 ; 75234 ; 75235 ; 75236 ; 75237 ; 75238 ; 75239 ; 75240 ; 75241 ; 75244 ; 419 12 ; 419 13 ; 419 14 ; 419 15 ; 419 16 ; 419 17 ; 419 18 ; 419 19 ; 419 31 ; 419 32 ; 419 33 ; 419 35 ; 419 49 ; 419 53 ; 419 55 ; 419 68 ;