Dental bite tray

Description

FIG. 1 is a top 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 side elevational view, the opposite side being a mirror image thereof;

FIG. 5 is an elevation as viewed from the closed end of the tray;

FIG. 6 is an elevation as viewed from the open end of the tray; and,

FIG. 7 is a cross-section as taken on line 7--7 of FIG. 2.

Referenced Cited
U.S. Patent Documents
D277605 February 12, 1985 Werrin
D383845 September 16, 1997 Mitchell et al.
2529429 November 1950 Spiro
5316474 May 31, 1994 Robertson
Other references
  • American Dental Accessories -p. 53, Full Arch Bite Tray, item #19-38, Mar. 1997.
Patent History
Patent number: D403771
Type: Grant
Filed: Mar 12, 1997
Date of Patent: Jan 5, 1999
Inventor: S. Rand Werrin (Pittsburgh, PA)
Primary Examiner: Louis Zarfas
Assistant Examiner: G. Andoll
Attorney: Michael R. Swartz
Application Number: 0/67,985
Classifications
Current U.S. Class: Mold, Model Or Form (48) (D24/181)
International Classification: 2402;