Back construction

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIGS. 1-2 are front and rear perspective views of a back construction embodying the present invention; and,

FIGS. 3-7 are right, front, rear, top, and bottom views, respectively, of the back construction shown in FIGS. 1-2.

Claims

We claim the ornamental design for a back construction, as shown and described.

Referenced Cited
U.S. Patent Documents
D180975 May 1957 Umanoff
D240375 July 1976 Buhk
D260056 August 4, 1981 Sapper
D266804 November 9, 1982 Zapf
D327781 July 14, 1992 Citterio
D327782 July 14, 1992 Citterio
5318347 June 7, 1994 Tseng
D410799 June 8, 1999 Meda
5997093 December 7, 1999 Gollin et al.
6076892 June 20, 2000 van Hekken et al.
6106070 August 22, 2000 Ritt et al.
6149236 November 21, 2000 Brauning
D436259 January 16, 2001 Nagamitsu
D436260 January 16, 2001 Nagamitsu
D436456 January 23, 2001 Neil
D437132 February 6, 2001 Nagamitsu
D437497 February 13, 2001 Brauning
D437701 February 20, 2001 Bellini et al.
D444309 July 3, 2001 Nagamitsu
D449174 October 16, 2001 Neil
D451293 December 4, 2001 Su
D456625 May 7, 2002 Frenkler et al.
D457739 May 28, 2002 Pearce
6394553 May 28, 2002 McAllister et al.
6439661 August 27, 2002 Brauning
D468564 January 14, 2003 Piretti et al.
D469618 February 4, 2003 Nagamitsu
D476493 July 1, 2003 Nagamitsu
D476820 July 8, 2003 Nagamitsu
D477469 July 22, 2003 Brooks
D489542 May 11, 2004 Giugiaro
D499895 December 21, 2004 Olson et al.
D509671 September 20, 2005 Olson et al.
D509969 September 27, 2005 Loew et al.
6957863 October 25, 2005 Heidmann et al.
20020190561 December 19, 2002 Phillips et al.
20040051358 March 18, 2004 Bodnar et al.
20040245827 December 9, 2004 Bedford et al.
20040245839 December 9, 2004 Bodnar et al.
20050029848 February 10, 2005 Heidmann et al.
Foreign Patent Documents
0836819 April 1998 EP
1044634 October 2000 EP
1059051 December 2000 EP
1287765 March 2003 EP
2003079474 September 2003 JP
2003079478 September 2003 JP
WO 98/16140 April 1998 WO
WO 00/22960 April 2000 WO
WO 00/74531 December 2000 WO
WO 01/78558 October 2001 WO
Other references
  • Exhibit A is a print-out from a website “cgi-ebay.com” disclosing an antique chair by designer, Hans. J. Wegner, having a back cushion supported by spaced-apart back uprights and apparently having strips extending therebetween.
  • Chair. Soho Today. Apr. 2002.
  • Meda Executive Chair. Design within Reach.
Patent History
Patent number: D543397
Type: Grant
Filed: May 20, 2005
Date of Patent: May 29, 2007
Assignee: Steelcase Development Corporation (Caledonia, MI)
Inventors: Glen Oliver Loew (Hamburg), Kurt R. Heidmann (Grand Rapids, MI)
Primary Examiner: Mimosa De
Attorney: Price, Heneveld, Cooper, DeWitt & Litton LLP
Application Number: 29/230,399
Classifications
Current U.S. Class: D6/502; D6/366