Dual helical cutter for pencil sharpener

Information

  • Patent Grant
  • D649989
  • Patent Number
    D649,989
  • Date Filed
    Wednesday, June 29, 2011
    13 years ago
  • Date Issued
    Tuesday, December 6, 2011
    13 years ago
  • US Classifications
    Field of Search
    • US
    • D08 70
    • D15 138
    • D15 139
    • D15 140
    • 407 035000
    • 407 042000
    • 407 112-119
  • International Classifications
    • 1509
    • Term of Grant
      14Years
Abstract
Description


FIG. 1 is a front perspective view of a dual helical cutter for a pencil sharpener showing the placement of the two cutting devices relative to one another;



FIG. 2 is a front elevation view thereof;



FIG. 3 is a side elevation view thereof;



FIG. 4 is rear perspective view thereof; and,



FIG. 5 is a rear elevation view thereof.


Claims
  • The ornamental design for dual helical cutter for a pencil sharpener, as shown and described.
US Referenced Citations (13)
Number Name Date Kind
3746061 Nakazaki Jul 1973 A
5031484 Packer Jul 1991 A
5115697 Rodriguez et al. May 1992 A
D359968 Ekblad et al. Jul 1995 S
D363728 Asano Oct 1995 S
6402438 Boyer Jun 2002 B1
6997650 Voigt et al. Feb 2006 B2
7802946 Ishida Sep 2010 B2
20020081161 Yamada et al. Jun 2002 A1
20030002928 Soltau et al. Jan 2003 A1
20030190201 Marusich et al. Oct 2003 A1
20100175788 Yeh et al. Jul 2010 A1
20100310329 Harif Dec 2010 A1