Base for seating unit

Description

FIG. 1 is a top, front, right perspective view of a base for seating unit embodying our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

The broken line representations in the figures show unclaimed environment, and thus form no part of the claimed design.

The nature of this product is a base for a seat for supporting a human in a seated position.

Claims

CLAIM The ornamental design for a base for seating unit, as shown and described.

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Inventors:	Corcorran; Sean M. (East Grand Rapids, MI), Overthun; Thomas (San Francisco, CA), Oberwelz; Elger (San Francisco, CA), Battey; David J. (Caledonia, MI), Deevers; Nickolaus William Charles (Grand Rapids, MI), Machin; Keith Robert (Wyoming, MI), Ludwig; James N. (Grand Rapids, MI)
Applicant:	Name City State Country Type Steelcase, Inc. Grand Rapids MI US
Assignee:	Steelcase, Inc. (Grand Rapids, MI)
Family ID:	44340962
Appl. No.:	D/448,090
Filed:	March 8, 2013

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	29439216	Dec 7, 2012	D679923
	29436741	Nov 8, 2012	D679517
	12987273	Jan 10, 2011

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Current U.S. Class:	D6/708.23
Current CPC Class:	A47C7/62 20130101; A47C7/626 20180801; A47C7/70 20130101; A47B83/02 20130101; A47C7/68 20130101; A47C7/004 20130101; F16M11/22 20130101; A47C3/30 20130101
Current International Class:	0601
Field of Search:	;D6/334-336,344-353,360-381,388,403,491-502,692,708,708.16,708.23 ;29/446 ;297/22,31,35,217.1,239,256.16,265.1,268.1,284.4-284.5,291,297,302.4,411.2,411.27-411.29,411.43,423.1,423.12,440.15,451.1,452.13,452.19,452.21,452.27,452.29,452.3,452.41,452.56,452.64 ;601/26

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References Cited [Referenced By]

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U.S. Patent Documents

1737	August 1840	King
834988	December 1905	Mallory
1330373	February 1920	Hall
2343077	February 1944	Parrish
2643703	June 1953	Willis et al.
D177231	March 1956	Hail et al.
2748841	June 1956	Rimkus
2765025	October 1956	Mary et al.
D181703	December 1957	Bargen et al.
2818107	December 1957	Thaden
D181945	January 1958	Saarinen
D181975	January 1958	Hail et al.
D182790	May 1958	Cohen
D183416	August 1958	Bellmann
2845699	August 1958	Woodard
2973807	March 1961	Close
2989112	June 1961	Sonnleitner
D192029	January 1962	Avedon et al.
D193847	October 1962	Mason
D194980	April 1963	De La Riva Careaga et al.
D195725	July 1963	Chapman et al.
D196429	October 1963	Johnson
D198628	July 1964	Chapman et al.
3160438	December 1964	Davis
3197254	July 1965	Hendrickson
D202550	October 1965	Kramer
D205939	October 1966	Laverne
D207262	March 1967	Maurer et al.
D209282	November 1967	Boyd et al.
3361472	January 1968	Hasbrouck
3380778	April 1968	Barecki
D218816	September 1970	Leaver
D219376	December 1970	Pearson
3548810	December 1970	Hoyer et al.
3572831	March 1971	Barecki et al.
3574400	April 1971	Day
3584915	June 1971	Meyers
3586367	June 1971	Cincotta
3712668	January 1973	Fink
3712669	January 1973	Cates
D226648	April 1973	Sobel et al.
D230669	March 1974	Hendrickson
D230670	March 1974	Begge
3844609	October 1974	Bomber
3931650	January 1976	Miller
D244978	July 1977	Polsky et al.
D245378	August 1977	Roericht
4050491	September 1977	Hargrove
4062590	December 1977	Polsky et al.
4074918	February 1978	Kotzin
4136908	January 1979	Crayne
D264149	May 1982	Buhk
4411468	October 1983	Apissomian
4427232	January 1984	Malm
D274771	July 1984	Ambasz et al.
D279246	June 1985	Murry
4529247	July 1985	Stumpf et al.
4592126	June 1986	Bottemiller
D288388	February 1987	Ochsner
D288506	March 1987	Ochsner
D289120	April 1987	Chadwick et al.
D289235	April 1987	Heyl
4718723	January 1988	Bottemiller
4744603	May 1988	Knoblock
D298674	November 1988	Koller
4786106	November 1988	Bottemiller
D315123	March 1991	Spiegel et al.
D315998	April 1991	Edwards
5015033	May 1991	Winters
5015038	May 1991	Mrotz
D319159	August 1991	Silbersky et al.
D326577	June 1992	Edwards
5123702	June 1992	Caruso
5169210	December 1992	Fricano
D332703	January 1993	Gulliver
D334314	March 1993	Milton
D334487	April 1993	Perry
D351510	October 1994	Lucci et al.
5364137	November 1994	Shimer
D353058	December 1994	Dallas
D358723	May 1995	Kelly et al.
5452950	September 1995	Crenshaw et al.
D365935	January 1996	Dallas
D366772	February 1996	Pasin
5489145	February 1996	Van Hekken
5499413	March 1996	Van Hekken
D370360	June 1996	Fewchuk
5601331	February 1997	Austin et al.
5653499	August 1997	Goodall
D383927	September 1997	Vassallo
D398452	September 1998	Reddig
5816649	October 1998	Shields
D406195	March 1999	Gamberini
D410128	May 1999	Dallas et al.
5954393	September 1999	Perrin
5957534	September 1999	Wilkerson et al.
D417342	December 1999	Holbrook
D417795	December 1999	Rashid
6010187	January 2000	Dallas et al.
D422424	April 2000	Gehry et al.
D422806	April 2000	Neil
6053570	April 2000	Stern et al.
6059357	May 2000	Peart
D426973	June 2000	Risdall
6073997	June 2000	Koh
6082822	July 2000	Kelly et al.
D428713	August 2000	Arko et al.
D440064	April 2001	Deacon
D447651	September 2001	Ooyama et al.
6286901	September 2001	Ritch et al.
D456186	April 2002	Liu
D456647	May 2002	Whiteside et al.
D457007	May 2002	Pearce et al.
D457019	May 2002	Liu
6390551	May 2002	Hendrickson
D460871	July 2002	Opsvik
6422646	July 2002	McNally
D461325	August 2002	Opsvik
D461327	August 2002	Pearce et al.
D471729	March 2003	Glass et al.
D473081	April 2003	Kita
6588845	July 2003	Wilkerson et al.
D477921	August 2003	Bosman et al.
D479053	September 2003	Chadwick et al.
D481889	November 2003	Ciabatti
6669282	December 2003	Piretti
6669301	December 2003	Funk et al.
6733073	May 2004	Whiteside et al.
6758519	July 2004	Harvey
6776452	August 2004	Onishi
D497261	October 2004	Epp et al.
D497487	October 2004	Azumi et al.
D502016	February 2005	Goodworth
6871905	March 2005	Grace
D503560	April 2005	Rowland et al.
D504026	April 2005	Glass et al.
D505022	May 2005	Mills et al.
D507890	August 2005	Mills et al.
D511416	November 2005	Obbitts et al.
D512846	December 2005	Goodworth
D513892	January 2006	Glass et al.
D514829	February 2006	Glass et al.
D517336	March 2006	Engelstad
D518304	April 2006	Crescenti
D518968	April 2006	Magnani et al.
D525445	July 2006	Liu et al.
D525446	July 2006	Farber
D531423	November 2006	Whiteside et al.
D542039	May 2007	Glass et al.
D544230	June 2007	Glass et al.
D546085	July 2007	Ritch et al.
D546087	July 2007	Rashid
D547980	August 2007	Glass et al.
D549018	August 2007	Glass et al.
D550471	September 2007	Igarashi
D552856	October 2007	Chan
D553380	October 2007	Natuzzi
D554386	November 2007	Nobles et al.
D555372	November 2007	Lin
D555380	November 2007	Farber
D557515	December 2007	Breen
D557916	December 2007	Dietrich
D560918	February 2008	Fuksas
D562019	February 2008	Lievore
D566412	April 2008	Van Severen
7354110	April 2008	Raghubir
D569115	May 2008	McCoy et al.
D572029	July 2008	Bouroullec et al.
D573363	July 2008	Pillet
D578786	October 2008	Cantarutti
D585207	January 2009	Bauchet
D587916	March 2009	Bouroullec et al.
D592870	May 2009	Olano Jauregui
D592876	May 2009	Smith et al.
7530632	May 2009	Kaloustian et al.
D596871	July 2009	Farber
D600035	September 2009	Olano Jauregui et al.
D600052	September 2009	Smith et al.
D600458	September 2009	Starck
D618922	July 2010	Fuchs
D636612	April 2011	Overthun et al.
D636613	April 2011	Overthun et al.
D646085	October 2011	Overthun et al.
D646497	October 2011	Overthun et al.
D650185	December 2011	Hsu
D679517	April 2013	Corcorran et al.
D679923	April 2013	Corcorran et al.
2005/0012371	January 2005	Mendenhall et al.
2005/0099040	May 2005	Mills et al.
2006/0261646	November 2006	McGuire
2007/0284920	December 2007	Mehaffey et al.

Other References

Design U.S. Appl. No. 29/439,216, filed Dec. 7, 2012. cited by applicant . Design U.S. Appl. No. 29/439,217, filed Dec. 7, 2012. cited by applicant . Design U.S. Appl. No. 29/439,218, filed Dec. 7, 2012. cited by applicant . Design U.S. Appl. No. 29/439,221, filed Dec. 7, 2012. cited by applicant.

Primary Examiner: Pham; Ricky
Attorney, Agent or Firm: Quarles & Brady LLP