Writing instrument sharpener

Information

  • Patent Grant
  • D919004
  • Patent Number
    D919,004
  • Date Filed
    Friday, October 11, 2019
    4 years ago
  • Date Issued
    Tuesday, May 11, 2021
    3 years ago
  • US Classifications
    Field of Search
    • US
    • D19 73
    • D19 74
    • CPC
    • B43L23/00
    • B43L23/008
    • B43L23/02
    • B43L23/06
    • B43L23/08
  • International Classifications
    • 1906
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view showing our new design for a writing instrument sharpener;



FIG. 2 is a front view of FIG. 1;



FIG. 3 is an exploded view of FIG. 1;



FIG. 4 is a top view of FIG. 1; and,



FIG. 5 is a bottom view of FIG. 1.


The broken lines in FIGS. 1-5 are included for the purpose of showing portions of the writing instrument sharpener for that form no part of the claimed design.


Claims
  • We claim the ornamental design for a writing instrument sharpener, as shown and described.
US Referenced Citations (21)
Number Name Date Kind
2657672 Angell Nov 1953 A
D187767 Bacevius Apr 1960 S
D226403 Rosson Feb 1973 S
D230129 Smith Jan 1974 S
D243764 Mobius Mar 1977 S
D244604 Ohta Jun 1977 S
4402354 Halpern Sep 1983 A
4966208 Uang Oct 1990 A
5077903 Kreim Jan 1992 A
6637481 Mak Oct 2003 B2
D489094 Bodum Apr 2004 S
D560721 Joachim Jan 2008 S
D580986 Farnworth Nov 2008 S
7546858 Peterson et al. Jun 2009 B2
D638474 Yang May 2011 S
7934319 Peterson May 2011 B2
D646721 Dingler Oct 2011 S
8205648 Hsu Jun 2012 B2
D753220 Cozzolino Apr 2016 S
9669651 Zhong Jun 2017 B2
D888152 Li Jun 2020 S
Foreign Referenced Citations (2)
Number Date Country
306249798 Dec 2020 CN
2012139877 Jul 2012 JP