Tooth whitening device

- BriteSmile, Inc.
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FIG. 1 is a front perspective view of the tooth whitening device showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view; and,

FIG. 7 is a front perspective view thereof, show in articulated position.

The surface or portion of the article not shown in the drawing or described in the specification forms no part of the claimed design.


The ornamental design for a tooth whitening device, as shown and described.

Referenced Cited
U.S. Patent Documents
4952143 August 28, 1990 Becker et al.
5879159 March 9, 1999 Cipolla
Patent History
Patent number: D438622
Type: Grant
Filed: Jan 19, 1999
Date of Patent: Mar 6, 2001
Assignee: BriteSmile, Inc. (Walnut Creek, CA)
Inventor: Shu Kun Chang (Evanston, IL)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firm: Kalow & Springut LLP
Application Number: 29/099,461
Current U.S. Class: Dental (46) (D24/176)
International Classification: 2402;