Dental syringe
Latest Confi-Dental Products Co. Patents:
Description
FIG. 1 is a perspective view of a dental syringe showing my new design, the broken lines showing a nozzle being for illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
2539510 | January 1951 | Friden |
2956563 | October 1960 | Sarnoff |
2994323 | August 1961 | Dann et al. |
3025953 | March 1962 | Taggart et al. |
3141460 | July 1964 | Tsochatzopoulos |
3327904 | June 1967 | Goda et al. |
3581399 | June 1971 | Dragan |
3900954 | August 1975 | Dragan |
4492576 | January 8, 1985 | Dragan |
4619613 | October 28, 1986 | Dragan |
0225071 | April 1943 | CHX |
Patent History
Patent number: D328643
Type: Grant
Filed: Nov 1, 1989
Date of Patent: Aug 11, 1992
Assignee: Confi-Dental Products Co. (Louisville, CO)
Inventor: Herman B. Mitchell (Broomfield, CO)
Primary Examiner: A. Hugo Word
Assistant Examiner: Celia A. Murphy
Attorney: Donald W. Margolis
Application Number: 7/430,193
Type: Grant
Filed: Nov 1, 1989
Date of Patent: Aug 11, 1992
Assignee: Confi-Dental Products Co. (Louisville, CO)
Inventor: Herman B. Mitchell (Broomfield, CO)
Primary Examiner: A. Hugo Word
Assistant Examiner: Celia A. Murphy
Attorney: Donald W. Margolis
Application Number: 7/430,193
Classifications