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Publication numberUSD163562 S
Publication typeGrant
Publication dateJun 12, 1951
Filing dateFeb 11, 1949
Publication numberUS D163562 S, US D163562S, US-S-D163562, USD163562 S, USD163562S
InventorsMerle A. Bjork
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Knife blade
US D163562 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

June 12, 1951 M. A. BJORK Des. 163,562

KNIFE BLADE Filed Feb. 11, 1949 mum v flwm Patented June 12, 1951 UNITED STATES PATENT Des. 163,562

OFFICE KNIFE BLADE Merle A. Bjork, Des Moines, Iowa Application February 11, 1949, Serial No. 798

Term of patent 7 years I claim: The ornamental design for a knife blade, substantially as shown.

MERLE A. BJORK.

REFERENCES CITED The following references are of record in the file of this patent:

UNITED STATES PATENTS Name Date Bowman et a1 Feb 22, 1898 Number D. 28,311

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6895674 *Aug 15, 2003May 24, 2005Jeffrey S. AiRoofing utility blade for roofing knife
US7565747 *Feb 13, 2006Jul 28, 2009Cobb Noel CDouble-edged utility knife
US8099871May 29, 2009Jan 24, 2012Edward BilenskiTransverse angulated utility knife
WO2005018885A1 *Dec 15, 2003Mar 3, 2005Jeffrey S AiRoofing utility blade for roofing knife