Staircase

- Apple
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Description

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.

Claims

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

Referenced Cited
U.S. Patent Documents
5022197 June 11, 1991 Aragona
D371581 July 9, 1996 Järnros
D389588 January 20, 1998 Dunk
D398063 September 8, 1998 Kline
D399975 October 20, 1998 Confer
D415289 October 12, 1999 Dalton
5960516 October 5, 1999 Zoroufy et al.
D417736 December 14, 1999 Cavaness
D423079 April 18, 2000 Blount
6059269 May 9, 2000 Ross
D428629 July 25, 2000 Cohen
D431303 September 26, 2000 Maiuccoro
6176027 January 23, 2001 Blount
6205722 March 27, 2001 Bromley et al.
Patent History
Patent number: D478999
Type: Grant
Filed: Jul 15, 2002
Date of Patent: Aug 26, 2003
Assignee: Apple Computer, Inc. (Cupertino, CA)
Inventors: Steve Jobs (Palo Alto, CA), Karl Backus (Emeryville, CA), Rosa Sheng (Emeryville, CA), Ben McDonald (San Francisco, CA), Michael Waltner (Berkeley, CA), Colleen Caulliez (San Francisco, CA), James O'Callaghan (New York, NY), Graham Coult (London), Damian Rogan (New York, NY), Scott Nelson (Cirencester)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Beyer Weaver & Thomas, LLP
Application Number: 29/164,077
Classifications
Current U.S. Class: Stair, Ladder, Scaffold, Or Similar Support (D25/62)
International Classification: 2504;