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USD409120S - Stair chair - Google Patents

Stair chair Download PDF

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Publication number
USD409120S
USD409120S US29/086,233 US8623398F USD409120S US D409120 S USD409120 S US D409120S US 8623398 F US8623398 F US 8623398F US D409120 S USD409120 S US D409120S
Authority
US
United States
Prior art keywords
stair chair
stair
chair
design
view
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/086,233
Inventor
Richard Andrew Aughpin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ferno Washington Inc
Original Assignee
Ferno Washington Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ferno Washington Inc filed Critical Ferno Washington Inc
Priority to US29/086,233 priority Critical patent/USD409120S/en
Priority to AU199803152F priority patent/AU137572S/en
Assigned to FERNO-WASHINGTON, INC. reassignment FERNO-WASHINGTON, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: AUGHPIN, RICHARD A.
Application granted granted Critical
Publication of USD409120S publication Critical patent/USD409120S/en
Assigned to U.S. BANK NATIONAL ASSOCIATION reassignment U.S. BANK NATIONAL ASSOCIATION SECURITY AGREEMENT Assignors: FEMO-WASHINGTON, INC.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of a stair chair illustrating my new design;
FIG. 2 is a front view of the design shown in FIG. 1;
FIG. 3 is a side view of the design of FIG. 1; the opposite side being a mirror image thereof;
FIG. 4 is a top view of the design of FIG. 1;
FIG. 5 is a bottom view of the design of FIG. 1; and,
FIG. 6 is a rear view of the design of FIG. 1.

Claims (1)

  1. The ornamental design for a stair chair, as shown.
US29/086,233 1998-04-08 1998-04-08 Stair chair Expired - Lifetime USD409120S (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US29/086,233 USD409120S (en) 1998-04-08 1998-04-08 Stair chair
AU199803152F AU137572S (en) 1998-04-08 1998-10-06 Stair Chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/086,233 USD409120S (en) 1998-04-08 1998-04-08 Stair chair

Publications (1)

Publication Number Publication Date
USD409120S true USD409120S (en) 1999-05-04

Family

ID=66655002

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/086,233 Expired - Lifetime USD409120S (en) 1998-04-08 1998-04-08 Stair chair

Country Status (2)

Country Link
US (1) USD409120S (en)
AU (1) AU137572S (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD430078S (en) * 1998-12-01 2000-08-29 Ferno-Washington, Inc. Fabric chair with three stair climbing wheels
US6435538B2 (en) 1998-07-31 2002-08-20 Ferno-Washington, Inc. Stair chair
US8332977B2 (en) 2009-03-03 2012-12-18 Gwenventions, Llc Bedside medical examination device
US9629772B2 (en) 2015-04-17 2017-04-25 Gwenventions, Llc Portable device for facilitating medical examination
USD864042S1 (en) * 2017-11-21 2019-10-22 Youwei Shang Electric stair chair
USD973554S1 (en) * 2021-07-25 2022-12-27 Conquering Horizons Limited Electric wheelchair
USD997041S1 (en) * 2021-07-21 2023-08-29 Beijing Infinitics Technology Co., Ltd. Intelligent device for riding instead of walking
USD998509S1 (en) * 2022-08-12 2023-09-12 Shanghai Bangbang Robotics Co., Ltd Foldable electric wheelchair
USD1044608S1 (en) * 2021-07-02 2024-10-01 WHILL, Inc. Electric wheelchair

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283839A (en) * 1965-03-02 1966-11-08 Ronald K Brown Stair-climbing wheel chair
US4566551A (en) * 1983-08-30 1986-01-28 Feliz Jack M Stair-climbing conveyance
US4643446A (en) * 1984-10-11 1987-02-17 The Stc Companies, Inc. Mobile chair with removable rear wheel assembly
US4645222A (en) * 1983-09-09 1987-02-24 Robert Hester Vehicle and method of operating same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283839A (en) * 1965-03-02 1966-11-08 Ronald K Brown Stair-climbing wheel chair
US4566551A (en) * 1983-08-30 1986-01-28 Feliz Jack M Stair-climbing conveyance
US4645222A (en) * 1983-09-09 1987-02-24 Robert Hester Vehicle and method of operating same
US4643446A (en) * 1984-10-11 1987-02-17 The Stc Companies, Inc. Mobile chair with removable rear wheel assembly

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6435538B2 (en) 1998-07-31 2002-08-20 Ferno-Washington, Inc. Stair chair
US6644675B2 (en) * 1998-07-31 2003-11-11 Ferno-Washington, Inc. Stair chair
USD430078S (en) * 1998-12-01 2000-08-29 Ferno-Washington, Inc. Fabric chair with three stair climbing wheels
US8332977B2 (en) 2009-03-03 2012-12-18 Gwenventions, Llc Bedside medical examination device
US9629772B2 (en) 2015-04-17 2017-04-25 Gwenventions, Llc Portable device for facilitating medical examination
US10857055B2 (en) 2015-04-17 2020-12-08 Gwenventions, Llc Portable device for facilitating medical examination
USD864042S1 (en) * 2017-11-21 2019-10-22 Youwei Shang Electric stair chair
USD1044608S1 (en) * 2021-07-02 2024-10-01 WHILL, Inc. Electric wheelchair
USD997041S1 (en) * 2021-07-21 2023-08-29 Beijing Infinitics Technology Co., Ltd. Intelligent device for riding instead of walking
USD973554S1 (en) * 2021-07-25 2022-12-27 Conquering Horizons Limited Electric wheelchair
USD998509S1 (en) * 2022-08-12 2023-09-12 Shanghai Bangbang Robotics Co., Ltd Foldable electric wheelchair

Also Published As

Publication number Publication date
AU137572S (en) 1999-06-17

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