Dental bite tray

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Description

FIG. 1 is a perspective view of a dental bite tray showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D277605 February 12, 1985 Werrin
D294062 February 2, 1988 Kwok
D383845 September 16, 1997 Mitchell et al.
D403771 January 5, 1999 Werrin
2529429 April 1950 Spiro
4689010 August 25, 1987 Wolfe
5316474 May 31, 1994 Robertson
5513985 May 7, 1996 Robertson
5636985 June 10, 1997 Simmen et al.
5702250 December 30, 1997 Kiphe
5733118 March 31, 1998 Pankuch et al.
Other references
  • American Dental Accessories, p. 53 published Mar. 1997.
Patent History
Patent number: D413386
Type: Grant
Filed: Jun 29, 1998
Date of Patent: Aug 31, 1999
Inventor: S. Rand Werrin (Pittsburgh, PA)
Primary Examiner: Doris Clark
Assistant Examiner: I Simmons
Attorney: Michael R. Swartz
Application Number: 0/90,039
Classifications
Current U.S. Class: Mold, Model Or Form (48) (D24/181)
International Classification: 2402;