Knife sharpener
Latest JIANGYIN DIAMOND TOOLS CO., LTD. Patents:
Description
The broken lines depict portions of the knife sharpener in which the design is embodied that are not considered part of the claimed design.
Claims
The ornamental design for a knife sharpener, as shown and described.
Referenced Cited
U.S. Patent Documents
D342003 | December 7, 1993 | Friel |
5404679 | April 11, 1995 | Friel |
D470382 | February 18, 2003 | Kurz |
D624799 | October 5, 2010 | De Bretton Gordon |
D626397 | November 2, 2010 | Smith |
D629273 | December 21, 2010 | Friel, Sr. |
D640909 | July 5, 2011 | Stutz |
D680846 | April 30, 2013 | Smith |
D763650 | August 16, 2016 | Severinson |
D876199 | February 25, 2020 | Zhu |
D884450 | May 19, 2020 | Zemel |
Patent History
Patent number: D929200
Type: Grant
Filed: Apr 28, 2020
Date of Patent: Aug 31, 2021
Assignee: JIANGYIN DIAMOND TOOLS CO., LTD. (Jiangsu)
Inventor: Dongchen Huagn (Jiangsu)
Primary Examiner: Philip S Hyder
Application Number: 29/732,865
Type: Grant
Filed: Apr 28, 2020
Date of Patent: Aug 31, 2021
Assignee: JIANGYIN DIAMOND TOOLS CO., LTD. (Jiangsu)
Inventor: Dongchen Huagn (Jiangsu)
Primary Examiner: Philip S Hyder
Application Number: 29/732,865
Classifications
Current U.S. Class:
D8/93