Sharpener
Description
The broken lines depict portions of the sharpener that form no part of the claimed design.
Claims
The ornamental design for a sharpener as shown and described.
Referenced Cited
U.S. Patent Documents
| D316662 | May 7, 1991 | Cherniak |
| D319568 | September 3, 1991 | Sherman |
| D446700 | August 21, 2001 | Christofferson |
| D470382 | February 18, 2003 | Kurz |
| D519796 | May 2, 2006 | Broecker |
| D577553 | September 30, 2008 | Faust |
| D671810 | December 4, 2012 | Densmore |
| D721937 | February 3, 2015 | Elek |
| D803648 | November 28, 2017 | Elek |
| D1016108 | February 27, 2024 | Hu |
Patent History
Patent number: D1106790
Type: Grant
Filed: Jul 27, 2024
Date of Patent: Dec 23, 2025
Inventor: Guangzeng Li (Heyuan)
Primary Examiner: David G Muller
Application Number: 29/954,587
Type: Grant
Filed: Jul 27, 2024
Date of Patent: Dec 23, 2025
Inventor: Guangzeng Li (Heyuan)
Primary Examiner: David G Muller
Application Number: 29/954,587
Classifications
Current U.S. Class:
D8/93