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:
May. 07, 2002
Filed:
Jul. 30, 1999
Applicant:
Inventors:
Gert Schlenkert, Düsseldorf, DE;
Hartmut Wagner, Unterlüss, DE;
Horst Reckeweg, Heiligenhaus, DE;
Assignee:
Rheinmetall W & M GmbH, Unterlüss, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F41A 2/100 ;
U.S. Cl.
CPC ...
F41A 2/100 ;
Abstract
A weapon barrel includes a hard chromium layer provided on an inner barrel surface. The hard chromium layer contains at least 500 fissures/cm in a cross-sectional plane.