Releasable base with four ferrules for crutch

Information

  • Patent Grant
  • D668447
  • Patent Number
    D668,447
  • Date Filed
    Monday, October 17, 2011
    13 years ago
  • Date Issued
    Tuesday, October 9, 2012
    12 years ago
  • US Classifications
    Field of Search
    • US
    • D03 5- 17
    • 135 066-073
    • 135 074000
    • 135 075000
    • 135 065000
    • 135 076-085
    • D21 725
    • D21 780
    • D12 130
    • D12 133
    • D06 495
  • International Classifications
    • 0303
    • Term of Grant
      14Years
Abstract
Description


FIG. 1 is a perspective view of a releasable base with four ferrules for crutch 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 side view thereof;



FIG. 5 is a right side view thereof;



FIG. 6 is a top plan view thereof;



FIG. 7 is a bottom plan view thereof; and,



FIG. 8 is a side view for showing the releasable base mounted on the bottom of a crutch.


The broken line portions in FIGS. 7-8 are for illustrative purposes only and form no part of the claimed design.


Claims
  • The ornamental design for a releasable base with four ferrules for crutch, as shown and described.
US Referenced Citations (11)
Number Name Date Kind
D324946 Karten Mar 1992 S
6131593 Greene et al. Oct 2000 A
6305659 Metelski Oct 2001 B1
6557188 Peterson May 2003 B1
D618453 Jiang Jun 2010 S
D627150 Chao Nov 2010 S
D632476 Owens et al. Feb 2011 S
D635351 White Apr 2011 S
20100313925 Jiang Dec 2010 A1
20110220161 Jordan et al. Sep 2011 A1
20110240077 Doherty et al. Oct 2011 A1