Dental syringe
Latest Johnson & Johnson Dental Products Company Patents:
Description
FIG. 1 is a top perspective view of a dental syringe showing my new design;
FIG. 2 is a front elevational view thereof, the rear being identical in appearance;
FIG. 3 is a side elevational view thereof, the opposite side being identical in appearance;
FIG. 4 is a top plan view thereof; and
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
1181561 | May 1916 | Ballard |
3253592 | May 1966 | Von Pechmann |
3738006 | June 1973 | Lopez et al. |
4312343 | January 26, 1982 | LeVeen et al. |
4341211 | July 27, 1982 | Kline |
4583974 | April 22, 1986 | Kokernak |
- S. S. White Dental Mfg. Co. Catalogue, Oct. 1952, p. 106, No. 39, Water Syringes.
Patent History
Patent number: D287877
Type: Grant
Filed: Jul 20, 1984
Date of Patent: Jan 20, 1987
Assignee: Johnson & Johnson Dental Products Company (East Windsor, NJ)
Inventors: Robert D. Holewinski (Lakehurst, NJ), Edward A. Weissenburger (Mercerville, NJ), William J. Blatherwick (Hamilton Square, NJ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Charles J. Metz
Application Number: 6/632,971
Type: Grant
Filed: Jul 20, 1984
Date of Patent: Jan 20, 1987
Assignee: Johnson & Johnson Dental Products Company (East Windsor, NJ)
Inventors: Robert D. Holewinski (Lakehurst, NJ), Edward A. Weissenburger (Mercerville, NJ), William J. Blatherwick (Hamilton Square, NJ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Charles J. Metz
Application Number: 6/632,971
Classifications
Current U.S. Class:
D24/14