|
The ornamental design for a portable manual knife sharpener, as shown and described. |
|||||||||||||||||
FIG. 1 is a side elevational view of a portable manual knife sharpener showing our new design with the opposite side being a mirror image;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left end elevational view thereof;
FIG. 4 is a right end elevational view thereof; and,
FIG. 5 is a bottom plan view thereof.
Friel, Daniel D., Weiner, Samuel
| Patent | Priority | Assignee | Title |
| 6997795, | Aug 13 2003 | Edgecraft Corporation | Versatile manual scissor sharpener |
| 7235004, | Mar 27 2003 | Edgecraft Corporation | Precision means for sharpening and creation of microblades along cutting edges |
| 7287445, | Mar 27 2003 | Edgecraft Corporation | Apparatus for precision steeling/conditioning of knife edges |
| 7517275, | Mar 27 2003 | Edgecraft Corp.; Edgecraft Corporation | Apparatus for precision steeling/conditioning of knife edges |
| 8267750, | Mar 27 2003 | Edgecraft Corporation | Apparatus for precision steeling/conditioning of knife edges |
| 8430720, | Mar 27 2003 | Edgecraft Corporation | Apparatus for precision steeling/conditioning of knife edges |
| D368217, | Apr 30 1993 | Edgecraft Corporation | Knife sharpener |
| D517891, | Feb 13 2003 | Master Cutlery Corporation | Blade sharpener |
| D519815, | Apr 29 2004 | Edgecraft Corporation | Manual sharpener |
| D587551, | May 02 2008 | Edgecraft Corporation | Manual sharpener |
| D604134, | Feb 13 2009 | SMITH S CONSUMER PRODUCTS, INC | Abrasive sharpener |
| D604135, | Feb 13 2009 | SMITH S CONSUMER PRODUCTS, INC | Knife and scissors sharpener |
| D629273, | Mar 12 2010 | Edgecraft Corporation | Manual knife sharpener |
| D640523, | Jun 07 2010 | WÜSTHOF USA, INC | Four stage sharpener |
| D640909, | Jun 07 2010 | WÜSTHOF USA, INC | Two stage sharpener |
| D680846, | Jan 17 2012 | SMITH S CONSUMER PRODUCTS, INC | Adjustable manual abrasive sharpener |
| D763650, | Dec 15 2014 | Zwilling J.A. Henckels AG | Sharpener |
| D773913, | Dec 15 2014 | Zwilling J.A. Henckels AG | Sharpener |
| D909169, | Jul 24 2020 | Knife grinder | |
| D929200, | Apr 28 2020 | JIANGYIN DIAMOND TOOLS CO , LTD | Knife sharpener |
| D967688, | May 06 2022 | Knife sharpener | |
| ER3469, | |||
| RE43884, | Mar 27 2003 | Edgecraft Corporation | Apparatus for precision steeling/conditioning of knife edges |
| Patent | Priority | Assignee | Title |
| 4928436, | Jan 20 1988 | Fiskars Oy AB | Device for sharpening knives |
| 169539, | |||
| D309414, | Oct 29 1987 | Knife sharpener | |
| D309415, | Oct 29 1987 | Knife sharpener | |
| D331688, | Apr 19 1990 | ZWILLING J A HENCKELS AKTIENGESELLSCHAFT | Knife sharpener or the like |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 28 1992 | FRIEL, DANIEL D | Edgecraft Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 006690 | /0715 | |
| Jun 03 1992 | WEINER, SAMUEL | Edgecraft Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 006690 | /0715 | |
| Jun 11 1992 | Edgecraft Corporation | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |