Pencil sharpener
Description
FIG. 1 is a front-right-top perspective view of a pencil sharpener, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a right elevational view thereof;
FIG. 6 is top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D187120 | January 1960 | Smith |
D251008 | February 6, 1979 | Kajiwara |
D265323 | July 6, 1982 | Macowski |
D320812 | October 15, 1991 | Yuen |
D354987 | January 31, 1995 | Yuen |
D390264 | February 3, 1998 | Singleton et al. |
2504194 | April 1950 | Harrington |
3134365 | May 1964 | Hori |
- Miller Office Products, c1995, p. 759, see circled pencil sharpener, upper right.
Patent History
Patent number: D422313
Type: Grant
Filed: Oct 4, 1999
Date of Patent: Apr 4, 2000
Inventor: Andrew Chen (Taipei)
Primary Examiner: Martie K. Holtje
Law Firm: Thorp Reed & Armstrong
Application Number: 0/111,826
Type: Grant
Filed: Oct 4, 1999
Date of Patent: Apr 4, 2000
Inventor: Andrew Chen (Taipei)
Primary Examiner: Martie K. Holtje
Law Firm: Thorp Reed & Armstrong
Application Number: 0/111,826
Classifications