Dental syringe
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 3, 2017
Issued Date -
N/A
app pub date -
Sep 11, 2013
filing date -
Sep 28, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A dental syringe that facilitates the expulsion of air from a syringe body when dental material is injected into the syringe body from a discharge port of the syringe body and the discharge of the dental material from the syringe body during use for treatment. The syringe includes a syringe body, a plunger, and an O-ring that is mounted in an engagement groove formed at a front end portion of the plunger. The engagement groove includes a shallow groove at the front end side and a deep groove at the rear end side. When the dental material is injected into the syringe body, the O-ring engages with the shallow groove, and when discharging the dental material, the O-ring engages with the deep groove.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- A61C Class
- 0 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Apr 3, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 3, 2029 |
