Title:
Dental bur
United States Patent D269040


Inventors:
Deemer, Milton G. (Castro Valley, CA)
Application Number:
06/179033
Publication Date:
05/17/1983
Filing Date:
08/18/1980
Primary Class:
Other Classes:
D15/132
Field of Search:
433/165, D24/10, D24/12, D24/16, D8/98, D8/68, D15/127, D15/132
View Patent Images:
US Patent References:
4284406Dental tooth burAugust, 1981Hughes433/165
4270903Abrasive dental toolJune, 1981Nash433/165
3971135Dental burJuly, 1976Leu433/165
3913196Rotary cutting toolOctober, 1975MadayD15/132



Primary Examiner:
ANSHER, BERNARD
Attorney, Agent or Firm:
LINVAL B. CASTLE (HAYWARD, CA, US)
Claims:
1. The ornamental design for a dental bur, as shown and described.

Description:

FIG. 1 is a side elevation of a dental bur showing my new design;

FIG. 2 is an end elevation thereof;

FIG. 3 is an elevation taken from the opposite end of FIG. 2;

FIG. 4 is a side elevation of a second modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 5 is an end elevation thereof;

FIG. 6 is an elevation taken from the opposite end of FIG. 5;

FIG. 7 is a side elevation of a third modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 8 is an end elevation thereof;

FIG. 9 is an elevation as seen from the opposite end of FIG. 8;

FIG. 10 is a side elevation of a fourth modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 11 is an end elevation thereof;

FIG. 12 is an elevation as seen from the opposite end of FIG. 11;

FIG. 13 is a side elevation of a fifth modified embodiment of the dental bur illustrated in FIG. 1;

FIG. 14 is an end elevation thereof;

FIG. 15 is an elevation as seen from the opposite end of FIG. 14;

FIG. 16 is a side elevation of a sixth modified embodiment of a dental bur illustrated in FIG. 1;

FIG. 17 is an end elevation thereof; and

FIG. 18 is an elevation of the opposite end illustrated in FIG. 17.