Chair back
Latest Michigan Tube Swagers & Fabricators, Inc. Patents:
Description
The broken lines shown in the Figures are for environmental purposes only and form no part of the claimed design.
Claims
The ornamental design for a chair back, as shown and described.
Referenced Cited
U.S. Patent Documents
D172218 | May 1954 | Burst |
D189347 | November 1960 | Chapman |
D200640 | March 1965 | Yamasaki |
3485527 | December 1969 | Barghout |
D219016 | October 1970 | Muller |
D365454 | December 26, 1995 | Thomson |
D426973 | June 27, 2000 | Risdall |
D427444 | July 4, 2000 | Risdall |
D450944 | November 27, 2001 | Shepard et al. |
D489193 | May 4, 2004 | Muller |
D505034 | May 17, 2005 | Barry |
D541069 | April 24, 2007 | Peitz et al. |
D599315 | September 1, 2009 | Chiu |
D603616 | November 10, 2009 | Kubryk |
Patent History
Patent number: D646097
Type: Grant
Filed: Dec 14, 2010
Date of Patent: Oct 4, 2011
Assignee: Michigan Tube Swagers & Fabricators, Inc. (Temperance, MI)
Inventors: Kay L. Langbord (Marina Del Rey, CA), Terry J. McElmurry (Sylvania, OH)
Primary Examiner: Ricky Pham
Attorney: Gifford, Krass, Sprinkle, Anderson & Citkowski, P.C.
Application Number: 29/381,006
Type: Grant
Filed: Dec 14, 2010
Date of Patent: Oct 4, 2011
Assignee: Michigan Tube Swagers & Fabricators, Inc. (Temperance, MI)
Inventors: Kay L. Langbord (Marina Del Rey, CA), Terry J. McElmurry (Sylvania, OH)
Primary Examiner: Ricky Pham
Attorney: Gifford, Krass, Sprinkle, Anderson & Citkowski, P.C.
Application Number: 29/381,006
Classifications
Current U.S. Class:
D6/502