Office chair

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

FIG. 1 is a front perspective view of the office chair showing the 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; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for an office chair, as shown and described.

Referenced Cited
U.S. Patent Documents
D244729 June 21, 1977 Buhk
D244892 July 5, 1977 Koepke
D273640 May 1, 1984 Petitt
D301662 June 20, 1989 Vonhausen
D328395 August 4, 1992 Neuser
D355303 February 14, 1995 Scheper et al.
D357130 April 11, 1995 Schultz
D369688 May 14, 1996 Dammerman
D435747 January 2, 2001 Ho-Tsai et al.
D487987 April 6, 2004 Wu
D493987 August 10, 2004 True
D496535 September 28, 2004 Goodworth
D530935 October 31, 2006 Huang
D534383 January 2, 2007 Chu
D545583 July 3, 2007 Huang
D550467 September 11, 2007 Koepke et al.
D560381 January 29, 2008 Dauphin
D564245 March 18, 2008 Dauphin
D564766 March 25, 2008 Zimmermann et al.
D570126 June 3, 2008 Zhang
D572924 July 15, 2008 Huang
D583161 December 23, 2008 Huang
D586136 February 10, 2009 Valdiserri et al.
D587916 March 10, 2009 Bouroullec et al.
D589271 March 31, 2009 Neil
D600461 September 22, 2009 Sexton
D600931 September 29, 2009 Pearson et al.
D602289 October 20, 2009 Mezzera
7654616 February 2, 2010 Kinoshita et al.
D611738 March 16, 2010 Kubryk
D614894 May 4, 2010 Queally et al.
D616655 June 1, 2010 Igarashi
D618469 June 29, 2010 Romero
D623447 September 14, 2010 Kubryk
D623879 September 21, 2010 Kubryk
D627983 November 30, 2010 Wakasugi et al.
D636614 April 26, 2011 Sander et al.
D637829 May 17, 2011 Citterio
D641576 July 19, 2011 Giugiaro
D642393 August 2, 2011 Giugiaro
D646092 October 4, 2011 Romero
D647717 November 1, 2011 Zund et al.
D648158 November 8, 2011 Kubryk
D648968 November 22, 2011 Piretti et al.
D649795 December 6, 2011 Izawa
20110031793 February 10, 2011 Machael et al.
Patent History
Patent number: D667232
Type: Grant
Filed: Sep 8, 2011
Date of Patent: Sep 18, 2012
Inventor: Jianhua Yang (Foshan)
Primary Examiner: Kelley Donnelly
Attorney: Winthrop & Weinstine, P.A.
Application Number: 29/401,161
Classifications
Current U.S. Class: D6/366