Patent
   D274497
Priority
Feb 22 1982
Filed
Feb 22 1982
Issued
Jul 03 1984
Expiry
Jul 03 1998
Assg.orig
Entity
unknown
8
7
n/a
The ornamental design for a knife sharpener, as shown.

FIG. 1 is a top plan view of a knife sharpener showing our new design.

FIG. 2 is a right side elevational view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a left side elevational view thereof.

FIG.5 is an end elevational view taken from line 5--5 of FIG. 1.

FIG. 6 is a sectional view taken along line 6--6 of FIG. 3.

FIG. 7 is an end elevational view taken from line 7--7 of FIG. 3.

FIG. 8 is a sectional view taken along line 8--8 of FIG. 1.

Zabel, Herbert E., Gruska, Casimir

Patent Priority Assignee Title
D299308, Sep 28 1987 Corning Glass Works Knife sharpener
D341534, Sep 16 1991 Knife sharpener
D374804, Feb 21 1995 INTRUDER, INC Knife sharpener
D469326, Aug 20 2001 Blade sharpening device with aligning, blade-driven, sharpening rollers
D484019, Jan 10 2003 WKI HOLDING COMPANY, INC Dual sharpener
D517891, Feb 13 2003 Master Cutlery Corporation Blade sharpener
D640116, Jun 28 2010 SMITH S CONSUMER PRODUCTS, INC Abrasive sharpener
D817738, Jun 14 2016 Manual knife sharpener
Patent Priority Assignee Title
1919772,
2765680,
3289498,
145803,
FR534112,
GB137430,
SE44508,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 18 1982ZABEL, HERBERT E American Home Products CorporationASSIGNMENT OF ASSIGNORS INTEREST 0041910242 pdf
Feb 18 1982GRUSKA, CASIMIRAmerican Home Products CorporationASSIGNMENT OF ASSIGNORS INTEREST 0041910242 pdf
Feb 22 1982American Home Products Corporation(assignment on the face of the patent)
Sep 07 1984EKCO HOUSEWARES, INC , A DE CORP WELLS FARGO BANK, NATIONAL ASSOCIATION, A NATIONAL BANKING ASSOCIATIONSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0043210110 pdf
Sep 07 1984AMERICAN HOME PRODUCTS CORPORATION A DE CORP EKCO HOUSEWARES, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0043240639 pdf
Mar 25 1996EKCO HOUSEWARES, INC FLEET BANK OF MASS N A , AS AGENTSECURITY AGREEMENT0078630786 pdf
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