Office chair
Description
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
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