Four wheel electric wheelchair

- WHILL INC.
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Description

2. Four wheel electric wheelchair

2.1 : Front

2.2 : Back

2.3 : Right

2.4 : Left

2.5 : Top

2.6 : Bottom

2.7 : Perspective

2.8 : Another perspective view

The article is a four wheel electric wheelchair which is driven by an electric motor and which one passenger ride by sitting on the seat; the broken lines are for the purpose of illustrating the unclaimed portions of the four wheel electric vehicle, which form no part of the claimed design; the shading indicated by thin lines are intended only to represent the three-dimensional shape of the surfaces of the design.

Claims

The ornamental design for a four wheel electric wheelchair, as shown and described.

Referenced Cited
U.S. Patent Documents
4770432 September 13, 1988 Wagner
5028065 July 2, 1991 Danecker
5335741 August 9, 1994 Rabinovitz et al.
5669619 September 23, 1997 Kim
5697628 December 16, 1997 Spear
D404693 January 26, 1999 Schaffner
6786496 September 7, 2004 Ward et al.
D604208 November 17, 2009 Perk
D673083 December 25, 2012 Daff
D674372 January 15, 2013 Kelly et al.
D680516 April 23, 2013 Lee
8973935 March 10, 2015 Salvan
D730250 May 26, 2015 Lodato et al.
D745441 December 15, 2015 Ohruh
D745443 December 15, 2015 Van Olst
D769775 October 25, 2016 Sugie
D801234 October 31, 2017 Elon
D811279 February 27, 2018 McCullough
Foreign Patent Documents
002554741-0001 October 2014 EM
1446007 July 2012 JP
1471293 June 2013 JP
1471294 June 2013 JP
1502024 July 2014 JP
1502025 July 2014 JP
1523614 May 2015 JP
1527449 June 2015 JP
Other references
  • U.S. Office Action dated Jun. 20, 2013, in connection with corresponding U.S. Appl. No. 29/424,943 (7 pgs.).
  • U.S. Office Action dated Sep. 24, 2015, in connection with corresponding U.S. Appl. No. 29/504,756 (8 pgs.).
  • Whill Model a Catalog, retrieved from the Internet: https://whill.jp/wp-content/themes/whill-jp/pdf/whill_model_a_catalog.pdf (8 pgs.). It is stated that all of the photos in the Catalog show the exterior design of the personal mobilities sold by Whill, Inc.
  • “Contract”, vol. 54, No. 1, 2013, p. 59 (2 pgs.). (Retrieved from the Internet: https://www.nxtbook.com/nxtbooks/nielsen/contract_20130102/index.php#/60.).
Patent History
Patent number: D848317
Type: Grant
Filed: Jun 9, 2017
Date of Patent: May 14, 2019
Assignee: WHILL INC. (Yokohama-shi)
Inventors: Satoshi Sugie (Yokohama), Shu Kanno (Yokohama)
Primary Examiner: Michael A. Pratt
Application Number: 35/504,152
Classifications
Current U.S. Class: Wheelchair (D12/131)