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Patent
D668524
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Priority
Jan 24 2012
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Filed
Jan 24 2012
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Issued
Oct 09 2012
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Expiry
Oct 09 2026
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Assg.orig
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Entity
unknown
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4
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16
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n/a
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The ornamental design for a sharpener, as shown and described.
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FIG. 1 is a front-right-top perspective view of a sharpener, showing my new design;
FIG. 2. is a front elevational view thereof;
FIG. 3. is a rear elevational view thereof;
FIG. 4. is a left side elevational view thereof;
FIG. 5. is a right side elevational view thereof;
FIG. 6. is a top plan view thereof; and,
FIG. 7. is a bottom plan view thereof.
The broken lines in FIG. 7 illustrate features of the sharpener that form no part of the claim.
Yang, Ching-Sen
Patent |
Priority |
Assignee |
Title |
116704, |
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142880, |
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162768, |
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241504, |
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|
|
D269940, |
Oct 27 1980 |
BUTLER MANUFACTURING COMPANY, KANSAS CITY, MISSOURI A CORP OF DE |
Cutlery sharpener |
D284736, |
Jul 22 1982 |
Kyusyu Hitachi Maxell, Ltd. |
Battery operated knife sharpener |
D309414, |
Oct 29 1987 |
|
Knife sharpener |
D309415, |
Oct 29 1987 |
|
Knife sharpener |
D323450, |
Sep 16 1988 |
|
Knive sharpener |
D388304, |
Jul 09 1996 |
Edgecraft Corporation |
Versatile manual sharpener |
D409891, |
Jan 09 1998 |
Edgecraft Corporation |
Sharpener |
D470382, |
Oct 08 2001 |
ZWILLING J A HENCKELS AG |
Knife sharpener |
D517891, |
Feb 13 2003 |
Master Cutlery Corporation |
Blade sharpener |
D525509, |
Feb 09 2005 |
Weschenfelder GmbH |
Blade sharpener |
D624799, |
Aug 17 2009 |
Robert Welch Designs Limited |
Hand held knife sharpener |
D640115, |
Oct 28 2008 |
HANTOVER, INC |
Manual knife dressing tool |
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