Orthodontic bracket base
Latest Minnesota Mining and Manufacturing Company Patents:
Description
FIG. 1 is a top, front, right perspective view of an orthodontic bracket base showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a right side elevational view thereof, the left side being a mirror image; and,
FIG. 4 is a front elevational view thereof.
The orthodontic bracket base which is partially shown is repeated throughout the base area.
The broken line drawing of an orthodontic bracket is for illustrative purposes only and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
28958 | June 1898 | McCanille |
32838 | June 1900 | Kolp |
D201390 | June 1965 | Krynski |
D290040 | May 26, 1987 | Kelly |
3765091 | October 1973 | Northcutt |
4068379 | January 17, 1978 | Miller et al. |
4100678 | July 18, 1978 | Yatabe |
4165561 | August 28, 1979 | Miller et al. |
4243386 | January 6, 1981 | Kawaguchi |
4322206 | March 30, 1982 | Reynolds |
4544353 | October 1, 1985 | Maurer et al. |
4604057 | August 5, 1986 | Viglietti |
4842513 | June 27, 1989 | Haarmann |
4927360 | May 22, 1990 | Poipisil |
4936773 | June 26, 1990 | Kawaguchi |
4952141 | August 28, 1990 | Wool |
641608 | August 1928 | FRX |
1122345 | September 1956 | FRX |
217759 | July 1936 | JPX |
- TP laboratories, Inc. Mesh and bonding bases, pp. 5 and 10, 1984. Brochure from Ortho Organizers. Advertisement from Journal of Clinical Orthodontics, Sep. 1989 (vol. 23, No. 9). British Journal of Orthodontics (BJO) May, 1990, vol. 17, No. 2, pp. 141-144.
Patent History
Patent number: D340523
Type: Grant
Filed: Dec 28, 1990
Date of Patent: Oct 19, 1993
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventor: Conrad A. Barngrover (San Dimas, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorneys: Gary L. Griswold, Walter N. Kirn, James D. Christoff
Application Number: 7/635,331
Type: Grant
Filed: Dec 28, 1990
Date of Patent: Oct 19, 1993
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventor: Conrad A. Barngrover (San Dimas, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorneys: Gary L. Griswold, Walter N. Kirn, James D. Christoff
Application Number: 7/635,331
Classifications
Current U.S. Class:
Orthodontic Appliance (D24/180)