Patent
   D315998
Priority
Jun 10 1988
Filed
Jun 10 1988
Issued
Apr 09 1991
Expiry
Apr 09 2005
Assg.orig
Entity
unknown
17
10
n/a
The ornamental design for a chair base, as shown and described.

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

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a side elevational view;

FIG. 5 is an alternate side elevational view;

FIG. 6 is an elevational view, showing the side not shown in FIG. 4;

FIG. 7 is a perspective view of a chair base, showing an alternate embodiment of my new design;

FIG. 8 is a top plan view of the alternate embodiment;

FIG. 9 is a bottom plan view of the alternate embodiment; and

FIG. 10 is a side elevational view of the alternate embodiment, showing one of four identical sides.

Edwards, Thomas M.

Patent Priority Assignee Title
6585320, Jun 15 2001 VIRCO MFG CORPORATION Tilt control mechanism for a tilt back chair
D326577, Jun 10 1988 Herman Miller, Inc. Chair base
D461322, Sep 26 2001 VIRCO MFG CORPORATION Chair
D461345, Sep 26 2001 VIRCO MFG CORPORATION Chair base
D461348, Sep 26 2001 VIRCO MFG CORPORATION Chair portion
D469265, Jun 15 2001 VIRCO MFG CORPORATION Chair
D469284, Jun 15 2001 VIRCO MFG CORPORATION Chair
D537273, Sep 27 2005 Remote control holder
D679517, Jan 10 2011 Steelcase Inc Seating unit
D679923, Jan 10 2011 Steelcase Inc Base for seating unit
D689723, Jan 10 2011 Steelcase, Inc. Base for seating unit
D690143, Jan 10 2011 Steelcase, Inc. Base for seating unit
D729529, Apr 02 2014 HASKELL OFFICE Seating unit with base
D729530, Jul 28 2014 HASKELL OFFICE Seating unit with base
D729561, Apr 02 2014 HASKELL OFFICE Base
D729564, Apr 02 2014 HASKELL OFFICE Seating unit
D738657, Jul 25 2014 HASKELL OFFICE Seating unit
Patent Priority Assignee Title
1909018,
2044021,
164900,
199671,
204189,
208466,
24946,
D273549, Apr 15 1981 DO3 SYSTEMS, INC , A CORP OF OH Furniture pedestal
D284150, Nov 10 1981 Chair base
99727,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 12 1988EDWARDS, THOMAS M HERMAN MILLER INCORPORATED, A CORP OF MI ASSIGNMENT OF ASSIGNORS INTEREST 0049240773 pdf
Jun 10 1988Herman Miller, Inc.(assignment on the face of the patent)
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