Orthodontic appliance accessory

- Unitek Corporation
Description

FIG. 1 is a top front perspective view of an orthodontic appliance accessory seen obliquely from the right side showing our new design;

FIG. 2 is a top rear perspective view thereof seen obliquely from the left side;

FIG. 3 is a top rear perspective view thereof seen obliquely from the right side;

FIG. 4 is a top front perspective view thereof seen obliquely from the left side;

FIG. 5 is a rear end elevation view thereof;

FIG. 6 is a front end elevation view thereof;

FIG. 7 is a side elevation view thereof seen from the left of FIG. 6;

FIG. 8 is a side elevation view thereof seen from the right of FIG. 6;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a top front perspective view of a second embodiment thereof seen obliquely from the right side;

FIG. 12 is a top rear perspective view of the second embodiment thereof seen obliquely from the right side;

FIG. 13 is a top rear perspective view of the second embodiment thereof seen obliquely from the left side;

FIG. 14 is a top front perspective view of the second embodiment thereof seen obliquely from the left side;

FIG. 15 is a rear end elevation view of the second embodiment thereof;

FIG. 16 is a front end elevation view of the second embodiment thereof;

FIG. 17 is a side elevation view of the second embodiment thereof seen from the right of FIG. 16;

FIG. 18 is a side elevation view of the second embodiment thereof seen from the left of FIG. 16;

FIG. 19 is a top plan view of the second embodiment thereof; and

FIG. 20 is a bottom plan view of the second embodiment thereof.

Referenced Cited
U.S. Patent Documents
3497954 March 1970 Kesling
4443189 April 17, 1984 Wildman
Other references
  • Unitek Catalogue #112 (1962), p. 21--item "F", Split Round Tube Hook--Class 433, Searchroom Catalogue Collection.
Patent History
Patent number: D289328
Type: Grant
Filed: May 2, 1986
Date of Patent: Apr 14, 1987
Assignee: Unitek Corporation (Monrovia, CA)
Inventors: Maclay M. Armstrong (Seattle, WA), Steven A. Houser (Edmonds, WA), Jeffrey A. Armstrong (Mercer Island, WA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorneys: Robert W. Beach, Ward Brown
Application Number: 6/859,874
Classifications
Current U.S. Class: D24/10