PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D517891
|
Priority
Feb 13 2003
|
Filed
Apr 04 2003
|
Issued
Mar 28 2006
|
Expiry
Mar 28 2020
|
|
Assg.orig
|
|
Entity
unknown
|
16
|
31
|
n/a
|
|
|
The ornamental design for a blade sharpener, as shown and described.
|
FIG. 1 is a perspective view of a blade sharpener showing my new design;
FIG. 2 is a left side view thereof; and,
FIG. 3 is a right side view thereof.
The broken line showing of the raised element on the handle is for illlustrative purposes only and forms no part of the claimed design.
Tsuchida, Mino
Patent |
Priority |
Assignee |
Title |
11376713, |
Mar 09 2021 |
SHARKNINJA OPERATING LLC |
Knife sharpening systems |
11806839, |
Mar 09 2021 |
SHARKNINJA OPERATING LLC |
Knife sharpening systems |
D624799, |
Aug 17 2009 |
Robert Welch Designs Limited |
Hand held knife sharpener |
D640523, |
Jun 07 2010 |
WÜSTHOF USA, INC |
Four stage sharpener |
D640909, |
Jun 07 2010 |
WÜSTHOF USA, INC |
Two stage sharpener |
D665647, |
Jan 11 2012 |
Edgecraft Corporation |
Two-stage manual knife sharpener |
D668524, |
Jan 24 2012 |
|
Sharpener |
D669755, |
Jan 16 2012 |
Edgecraft Corporation |
Two stage manual knife sharpener |
D680399, |
Mar 07 2012 |
ED WUESTHOF DREIZACKWERK KG; Edgecraft Corporation |
Three stage knife sharpener |
D680846, |
Jan 17 2012 |
SMITH S CONSUMER PRODUCTS, INC |
Adjustable manual abrasive sharpener |
D688545, |
Mar 07 2012 |
Edgecraft Corporation |
Knife sharpener |
D715618, |
Aug 23 2012 |
Smith's Consumer Products, Inc |
Abrasive sharpener |
D725453, |
Feb 28 2013 |
American Learning Systems, Inc. |
Blade sharpener housing |
D763650, |
Dec 15 2014 |
Zwilling J.A. Henckels AG |
Sharpener |
D773913, |
Dec 15 2014 |
Zwilling J.A. Henckels AG |
Sharpener |
D842673, |
Aug 01 2016 |
YUZE LTDA |
Sharpener |
Patent |
Priority |
Assignee |
Title |
1342275, |
|
|
|
4050197, |
Jan 28 1974 |
|
Blade and scissors sharpener |
4627194, |
Mar 12 1984 |
|
Method and apparatus for knife and blade sharpening |
4672777, |
Mar 06 1986 |
|
Knife sharpening device |
4716689, |
Mar 12 1984 |
|
Methods and apparatus for knife and blade sharpening |
4723375, |
Feb 04 1986 |
Oy Fiskars AB |
Device for sharpening knives |
4807399, |
Mar 12 1984 |
Edgecraft Corp. |
Method and apparatus for sharpening a knife |
4897965, |
Mar 12 1984 |
|
Knife sharpening apparatus |
4928436, |
Jan 20 1988 |
Fiskars Oy AB |
Device for sharpening knives |
5005319, |
Mar 12 1984 |
Edgecraft Corporation |
Knife sharpener |
5148634, |
Mar 12 1984 |
Edgecraft Corp. |
Scissor sharpening apparatus with magnetic guide |
5245791, |
Mar 12 1984 |
Edgecraft Corporation |
Scissor sharpening apparatus |
5390431, |
Jun 18 1992 |
Edgecraft Corporation |
Method and apparatus for knife and blade sharpening |
5404679, |
Mar 12 1984 |
Edgecraft Corporation |
Portable manual sharpener for knives and the like |
563023, |
|
|
|
6398633, |
Jun 02 2000 |
McGowan Manufacturing Co. |
Two stage knife sharpener |
142880, |
|
|
|
162768, |
|
|
|
D269940, |
Oct 27 1980 |
BUTLER MANUFACTURING COMPANY, KANSAS CITY, MISSOURI A CORP OF DE |
Cutlery sharpener |
D274497, |
Feb 22 1982 |
EKCO HOUSEWARES, INC , A DE CORP |
Knife sharpener |
D288657, |
Apr 03 1984 |
OY FISKARS AB, A CORP OF FINLAND |
Knife sharpener |
D308018, |
Aug 14 1987 |
Fiskars Oy AB |
Knife sharpener |
D309414, |
Oct 29 1987 |
|
Knife sharpener |
D309415, |
Oct 29 1987 |
|
Knife sharpener |
D323450, |
Sep 16 1988 |
|
Knive sharpener |
D342003, |
Jun 11 1992 |
Edgecraft Corporation |
Portable manual knife sharpener |
D357395, |
Apr 30 1993 |
Edgecraft Corp.; Edgecraft Corporation |
Knife sharpener |
D368217, |
Apr 30 1993 |
Edgecraft Corporation |
Knife sharpener |
D388304, |
Jul 09 1996 |
Edgecraft Corporation |
Versatile manual sharpener |
D392869, |
Jul 26 1996 |
|
Knife sharpener |
GB2185919, |
|
|
|
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a