Stair chair

Information

  • Patent Grant
  • D519064
  • Patent Number
    D519,064
  • Date Filed
    Wednesday, October 20, 2004
    20 years ago
  • Date Issued
    Tuesday, April 18, 2006
    18 years ago
  • US Classifications
    Field of Search
    • US
    • D12 128-133
    • 005 081100
    • 005 083100
    • 005 086100
    • 297 005000
    • 297 466000
    • 428 067000
    • 428 068000
  • International Classifications
    • 1212
    • Term of Grant
      14Years
Abstract
Description

FIG. 1 is a front side perspective view of a stair chair design unfolded and tracks deployed;


FIG. 2 is a front side perspective view of a stair chair design unfolded and tracks retracted;


FIG. 3 is a close-up front side perspective view thereof;


FIG. 4 is a back side perspective view of a stair chair design unfolded and tracks deployed;


FIG. 5 is a close-up back side perspective view thereof;


FIG. 6 is a back side perspective view of a stair chair design unfolded and tracks retracted;


FIG. 7 is a top front view of a stair chair design unfolded;


FIG. 8 is a top back view of a stair chair design unfolded and tracks deployed;


FIG. 9 is a back view thereof;


FIG. 10 is a back view of a stair chair design unfolded and tracks retracted;


FIG. 11 is a side view thereof;


FIG. 12 is a side view of a stair chair design unfolded and tracks deployed;


FIG. 13 is a front view thereof;


FIG. 14 is a bottom view of a stair chair design unfolded; and,


FIG. 15 is a bottom view of a stair chair design completely folded.


Claims
  • The ornamental design for a stair chair, as shown and described.
US Referenced Citations (12)
Number Name Date Kind
2699557 Gravatt Jan 1955 A
3122758 Ferneau Mar 1964 A
5224717 Lowen Jul 1993 A
5224721 Santmann Jul 1993 A
5338048 Medina Aug 1994 A
D369578 Andolfi May 1996 S
D409120 Aughpin May 1999 S
6435538 Ellis et al. Aug 2002 B1
6561524 Medina May 2003 B1
6644675 Ellis et al. Nov 2003 B1
6648343 Way et al. Nov 2003 B1
20030141677 Medina Jul 2003 A1