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Information
Patent Grant
D409891
References
Source
Patent Number
D409,891
Date Filed
Friday, January 9, 1998
28 years ago
Date Issued
Tuesday, May 18, 1999
27 years ago
Inventors
Abraham Leibson
Daniel E. Friel JR.
Original Assignees
Edgecraft Corporation
Examiners
Hyder; Philip S.
Agents
Connolly & Hutz
US Classifications
D08 - Tools and hardware
Field of Search
US
D08 63
D08 90
D08 91
D08 92
D08 93
076 82
076 821
076 822
076 83
451 262
451 267
451 293
International Classifications
0805
Term of Grant
14Years
Information
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Abstract
Description
Claims
The ornamental design for a sharpener, as shown and described.
US Referenced Citations (8)
Number
Name
Date
Kind
D269940
Hirosawa
Aug 1983
D280286
Van Asten
Aug 1985
D284736
Kawai et al.
Jul 1986
D303209
Friel
Sep 1989
D326986
Dressel et al.
Jun 1992
D327833
Micoley
Jul 1992
D328410
Friel
Aug 1992
D363867
Harrison et al.
Nov 1995