Sleep appliance

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Description

FIG. 1 is a top front perspective view of a sleep appliance.

FIG. 2 is a top view thereof.

FIG. 3 is a bottom view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a rear view thereof.

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines in the figures are included for the purpose of illustrating portions of the sleep appliance that form no part of the claimed design.

Claims

The ornamental design for a sleep appliance, as shown and described.

Referenced Cited
U.S. Patent Documents
4026023 May 31, 1977 Fisher
D290504 June 23, 1987 Collins, Jr.
5096416 March 17, 1992 Hulsink
5580243 December 3, 1996 Bloore
5816800 October 6, 1998 Brehm et al.
6604943 August 12, 2003 White
7314372 January 1, 2008 Belfor et al.
7357635 April 15, 2008 Belfor et al.
7887324 February 15, 2011 Singh
8192196 June 5, 2012 Singh
20070264605 November 15, 2007 Belfor et al.
Patent History
Patent number: D713530
Type: Grant
Filed: Dec 6, 2012
Date of Patent: Sep 16, 2014
Inventor: Gurdev Dave Singh (Portland, OR)
Primary Examiner: Wan Laymon
Application Number: 29/439,065
Classifications
Current U.S. Class: Orthodontic Appliance (D24/180)