Patent
   D507436
Priority
Jan 02 2003
Filed
Jan 02 2003
Issued
Jul 19 2005
Expiry
Jul 19 2019
Assg.orig
Entity
unknown
31
6
n/a
The ornamental design for chair base, as shown and described.

FIG. 1 is a perspective view of chair base showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Chao, Mao-Chien

Patent Priority Assignee Title
D535112, Jun 08 2005 KNOLL, INC Chair
D535830, Jun 08 2005 KNOLL, INC Chair
D537273, Sep 27 2005 Remote control holder
D542548, Mar 31 2006 Wonderful Year Co., Ltd. Chair
D549014, Apr 19 2005 Donati S.p.A. Chair base
D550988, Aug 22 2006 True Seating Concepts, LLC Chair base
D560406, Oct 12 2006 BOCK NORTH AMERICA LTD Chair base
D569117, Nov 19 2007 Knoll, Inc. Chair
D586159, Aug 08 2007 Jia Xie Enterprise Co., Ltd. Chair leg
D622984, Jun 12 2009 DSA International, Inc. Support leg
D634949, Jun 12 2009 DSA International, Inc. Support leg
D644455, May 03 2010 Steelcase Inc Table
D644457, May 03 2010 Steelcase Inc Table
D648553, May 03 2010 Steelcase Inc Chair
D648946, May 03 2010 Steelcase Inc Chair
D653479, Sep 27 2010 DSA International, Inc. Support leg
D653480, Jul 27 2010 Leg swivel of a swivel chair
D654712, May 03 2010 Steelcase Inc Chair
D657582, May 03 2010 Steelcase Inc. Chair
D657583, May 03 2010 Steelcase Inc. Chair
D664371, May 13 2011 Steelcase Inc Ottoman
D665603, Dec 21 2009 Office chair base
D680765, Oct 11 2011 Dauphin Entwicklungs-u.Beteiligungs-GmbH Chair
D686427, Oct 22 2007 MAMAS & PAPAS HOLDINGS LIMITED Stand for a high chair
D766034, Jul 18 2014 HAUSBRANDT TRIESTE 1892 S P A Milk frothing device
D782236, Jun 17 2014 Leg for a chair
D782855, Jun 12 2015 SITLAND S P A Table
D794365, Sep 28 2015 Okamura Corporation Chair
D805334, May 13 2015 Okamura Corporation Table
D805335, May 13 2015 Okamura Corporation Table
D989531, Sep 29 2020 Chair base
Patent Priority Assignee Title
D346279, Jun 15 1992 HERMAN MILLER, INC , A CORP OF MI Chair
D395172, Sep 20 1996 DENTAL EQUIPMENT, LLC, DBA PELTON & CRANE Dental stool
D398163, Dec 20 1995 F -MARTIN STEIFENSAND BUEROMOEBEL GMBH Chair
D437513, Mar 10 2000 Chair base
D458060, Apr 27 2001 LEGGETT & PLATT CANADA CO Chair base
D460870, May 22 2000 Herman Miller, Inc. Office chair
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 23 2002CHAO, MAO-CHIENHSIN CHERNQ ENTERPRISE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0136430551 pdf
Jan 02 2003Hsin Chernq Enterprise Co., Ltd.(assignment on the face of the patent)
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