Patent
   D586594
Priority
Jan 25 2006
Filed
May 09 2008
Issued
Feb 17 2009
Expiry
Feb 17 2023
Assg.orig
Entity
unknown
1
27
n/a
The ornamental design for a chair back, as shown and described.

FIG. 1 is a front, right perspective view of a chair back showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Ponnert, Oskar, Rittfeldt, Marten

Patent Priority Assignee Title
D780498, Sep 25 2014 Cushion for highchair
Patent Priority Assignee Title
D336805, Jul 25 1989 Oskar Winkler GmbH & Co. KG Formholz - Und Kunststoffwerk Chair back
D345477, Jul 20 1992 GASSER CHAIR COMPANY, INC Chair back
D401453, Sep 03 1997 OAKTREE CAPITAL MANAGEMENT, LLC Chair back
D404209, Sep 02 1997 Video game seat
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D413216, Oct 01 1997 HANCO INC D B A CLASSICO SEATING Edge trim surface treatment for a chair
D437497, Oct 21 1998 Vitra Patente AG Chair
D462858, Jun 15 2001 HNI TECHNOLOGIES INC Chair back frame
D471730, Aug 24 2001 CHILDCRAFT EDUCATION, LLC Chair
D506893, Apr 28 2004 Chair back
D517357, Jul 14 2003 Gasser Chair Company, Inc. Chair back
D520782, May 27 2005 VIRCO MFG CORPORATION Chair back
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D542547, Apr 19 2005 Pro-Glory Enterprise Co., Ltd. Office chair
D542580, Mar 03 2004 Steelcase Inc Backrest
D543396, Sep 05 2003 Steelcase Inc Back construction
D543397, Sep 05 2003 Steelcase Inc Back construction
D543717, Dec 01 2006 Office chair
D545582, Jan 17 2006 Chair
D546573, Oct 01 2004 Steelcase Inc Back for a seating unit
D548994, Jan 23 2007 Chair
D549976, Nov 09 2006 Chair
D550976, Sep 27 2005 Vitra AG Chair
D552857, Mar 08 2007 Chair
D553886, Mar 25 2007 Chair backrest
D554877, Nov 08 2005 Zhejiang Himax Furniture Industry Corp. Ltd. Chair
D572509, Jan 25 2006 Flokk AB Chair back
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 09 2008Ergonomiprodukter I Bodafors AB(assignment on the face of the patent)
Aug 23 2017Ergonomiprodukter I Bodafors ABFlokk ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0436400295 pdf
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