Staircase

United States Patent D478999

Jobs, Steve (Palo Alto, CA)
Backus, Karl (Emeryville, CA)
Sheng, Rosa (Emeryville, CA)
Mcdonald, Ben (San Francisco, CA)
Waltner, Michael (Berkeley, CA)
Caulliez, Colleen (San Francisco, CA)
O'callaghan, James (New York, NY)
Coult, Graham (London, GB)
Rogan, Damian (New York, NY)
Nelson, Scott (Cirencester, GB)

D/164077

08/26/2003

07/15/2002

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Apple Computer, Inc. (Cupertino, CA)

D25/62

52/184, 52/191, 52/182, D25/62, D25/69, 52/190, 52/188

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6205722	Molded plastic stairway and rail structure and method of assembly		Bromley et al.
6176027	Water display device		Blount
6059269	Modular stairway and balcony railing system		Ross
5960516	Stair rod bracket and stair rod set		Zoroufy et al.
5022197	Stairway safety bars		Aragona	52/184
D371581	Toy staircase		Järnros
D389588	Stair tread having a slip-resistant surface		Dunk
D398063	Step unit for a modular spiral staircase		Kline
D399975	Staircase		Confer	D25/62
D415289	Stair tread surface		Dalton
D417736	Pre-formed stair component		Cavaness
D423079	Water display system		Blount
D428629	Three-way staircase therapeutic device		Cohen
D431303	Pool stair		Maiuccoro

Clark, Doris

Beyer Weaver & Thomas, LLP

1. We claim the ornamental design for a staircase, substantially as shown and described.

FIG. 1 is a perspective view of a staircase in accordance with the present design. The staircase has a transparent character.

FIG. 2 is a front view for the staircase shown in FIG. 1.

FIG. 3 is a rear view for the staircase shown in FIG. 1.

FIG. 4 is a left side view for the staircase shown in FIG. 1.

FIG. 5 is a right side view for the staircase shown in FIG. 1.

FIG. 6 is a top view for the staircase shown in FIG. 1; and,

FIG. 7 is a bottom view for the staircase shown in FIG. 1.