Orthodontic appliance
Description
FIG. 1 is a perspective view of an orthodontic appliance, showing my new design;
FIG. 2 is a right side elevational view thereof, with the left side being substantially a mirror image;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan thereof;
FIG. 5 is a front elevational view thereof; and
FIG. 6 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
3205577 | September 1965 | Linde |
3219033 | November 1965 | Wallshein |
3230621 | January 1966 | Lindquist et al. |
1330989 | September 1973 | GBX |
- Professional Positioners brochure (1979) Acrylic Retainer "Upper Hawley". TP Laboratories, Inc. brochure (Aug. 1984) Spring Aligner (4).
Patent History
Patent number: D290505
Type: Grant
Filed: May 21, 1986
Date of Patent: Jun 23, 1987
Inventor: John A. Collins, Jr. (South Bend, IN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Thomas J. Dodd
Application Number: 6/866,086
Type: Grant
Filed: May 21, 1986
Date of Patent: Jun 23, 1987
Inventor: John A. Collins, Jr. (South Bend, IN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Thomas J. Dodd
Application Number: 6/866,086
Classifications
Current U.S. Class:
D24/10