Pencil sharpener
Description
Claims
The ornamental design for a pencil sharpener, as shown and described.
Referenced Cited
U.S. Patent Documents
2504194 | April 1950 | Harrington |
D200616 | March 1965 | Fleming |
D240223 | June 1976 | MacGregor |
D250035 | October 24, 1978 | Kajiwara |
D320812 | October 15, 1991 | Yuen |
D354987 | January 31, 1995 | Yuen |
D390264 | February 3, 1998 | Singleton et al. |
D396062 | July 14, 1998 | White et al. |
D422313 | April 4, 2000 | Chen |
D451961 | December 11, 2001 | Shapiro |
D469809 | February 4, 2003 | Gstalder |
D470182 | February 11, 2003 | Gstalder |
D494043 | August 10, 2004 | Neil |
Patent History
Patent number: D705864
Type: Grant
Filed: Oct 10, 2013
Date of Patent: May 27, 2014
Inventor: Guanghui Tong (Zhejiang)
Primary Examiner: Elizabeth Albert
Application Number: 29/469,517
Type: Grant
Filed: Oct 10, 2013
Date of Patent: May 27, 2014
Inventor: Guanghui Tong (Zhejiang)
Primary Examiner: Elizabeth Albert
Application Number: 29/469,517
Classifications
Current U.S. Class:
Pencil Sharpener (D19/73)