U.S. patent number D662,331 [Application Number D/411,128] was granted by the patent office on 2012-06-26 for office chair. This patent grant is currently assigned to Haworth, Inc.. Invention is credited to Nicolai Czumaj-Bront, Michael W. Welsh.
United States Patent | D662,331 |
Czumaj-Bront , et al. | June 26, 2012 |
Inventors: | Czumaj-Bront; Nicolai (Grand Rapids, MI), Welsh; Michael W. (Rockford, MI) |
---|---|
Assignee: | Haworth, Inc. (Holland,
MI) |
Appl. No.: | D/411,128 |
Filed: | January 17, 2012 |
Application Number | Filing Date | Patent Number | Issue Date | ||
---|---|---|---|---|---|
29349720 | Apr 26, 2010 | D655522 | |||
Current U.S. Class: | D6/366 |
Current International Class: | 0601 |
Field of Search: | ;D6/334-336,360-369,373-380,489,500-502,601 ;297/284.1-284.5,291,297-299,300.4-300.5,301.3,354.1,411.2,411.27-411.29,452.13,452.19,452.21,452.29,452.3,452.56,452.64 |
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