Woodworking sharpening jig
Claims
The ornamental design for a woodworking sharpening jig, as shown and described.
| D151792 | November 1948 | Smith |
| D160734 | October 1950 | Polokosnik |
| 3011366 | December 1961 | Sandven |
| 3730023 | May 1973 | Otto |
| 3950899 | April 20, 1976 | Gilbert |
| D363202 | October 17, 1995 | Ross |
| D363296 | October 17, 1995 | Madill |
| D435771 | January 2, 2001 | Miller |
| 6254455 | July 3, 2001 | Irvine |
| D481604 | November 4, 2003 | Woodruff |
| D503415 | March 29, 2005 | Dembicks |
| 7281969 | October 16, 2007 | Naples |
| 7387562 | June 17, 2008 | Blum |
| D755268 | May 3, 2016 | Parrot |
| D778135 | February 7, 2017 | Blank |
Type: Grant
Filed: Nov 10, 2020
Date of Patent: Jul 5, 2022
Inventor: Hsi-Hui Yu (Taichung)
Primary Examiner: Nathaniel D. Buckner
Application Number: 29/757,899