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Patent
   D312011
Priority
Jul 27 1987
Filed
Jul 27 1987
Issued
Nov 13 1990
Expiry
Nov 13 2004

TERM.DISCL.
Inventors
Caruso, Je…
Assg.orig
SHEPHERD P…
Assg.curr
SHEPHERD C…
Entity
unknown
Referenced by
18
References
4
Maint.:
n/a
The ornamental design for a chair base, as shown and described.

FIG. 1 is a side elevational view of a chair base showing our new design;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a bottom plan view thereof.
INVENTORS:

Caruso, Jerome C., Perl, Ludovic A.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
5377943, Dec 21 1993 LEGGETT & PLATT CANADA CO SOCIETE LEGGETT & PLATT CANADA Chair base
D321299, Aug 22 1988 SHEPHERD CASTER CORPORATION Chair base
D349397, Sep 02 1992 Midas-Lin Co., Ltd. Umbrella stand
D356913, Oct 26 1993 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Table base
D360550, May 29 1990 C A FORD PTY LTD Furniture support base
D363383, Mar 02 1992 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Chair
D366377, Mar 17 1994 LEGGETT & PLATT CANADA CO SOCIETE LEGGETT & PLATT CANADA Base for an office chair
D407583, Nov 25 1997 LEGGETT & PLATT CANADA CO SOCIETE LEGGETT & PLATT CANADA Chair base
D413214, Mar 31 1998 Teknion Furniture Systems Inc. Base for a chair
D414629, Feb 10 1998 LEGGETT & PLATT CANADA CO SOCIETE LEGGETT & PLATT CANADA Chair base
D416406, May 18 1998 DONATI, S P A , A CORPORATION OF ITALY Base for office chair
D430982, Feb 16 1999 Chair base
D494785, Sep 03 2003 Chair base
D602285, Dec 11 2008 Midway Displays, Inc. Merchandise display base
D622984, Jun 12 2009 DSA International, Inc. Support leg
D634949, Jun 12 2009 DSA International, Inc. Support leg
D653479, Sep 27 2010 DSA International, Inc. Support leg
ER8343,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4529247, Apr 15 1982 Herman Miller, Inc. One-piece shell chair
109152,
238646,
D260639, May 30 1978 Insulating speaker support
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 07 1987PERL, LUDOVIC A SHEPHERD PRODUCTS U S , INC ASSIGNMENT OF ASSIGNORS INTEREST 0047490553 pdf
Jul 21 1987CARUSO, JEROME C SHEPHERD PRODUCTS U S , INC ASSIGNMENT OF ASSIGNORS INTEREST 0047490553 pdf
Jul 27 1987Shepherd Products U.S., Inc.(assignment on the face of the patent)
Aug 06 1990SHEPHERD PRODCUTS U S INC , A CORP OF MISHEPHERD PRODUCTS U S INC , A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0053990177 pdf
Dec 15 1998SHEPHERD PRODUCTS U S INC SHEPHERD CASTER CORPORATIONCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0101330992 pdf
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