US3199196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental handpiece
Assignee: Syntex USA LLC
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Filing: 1962-11-19
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Granted: 1965-08-10
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Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel H Lieb
- 👤 Turchi Anthony John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:00
CPC Classifications
A; A61; A61C; A61C1/00; A61C1/02; A61C1/05; A61C1/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN A DENTAL HANDPIECE INCLUDING A HOLLOW BODY MEMBER, A ROTARY CHUCK IN ONE END OF SAID BODY MEMBER, A CONDUIT WITHIN SAID BODY MEMBER FOR DELIVERING A LIQUID AND A CONDUIT WITHIN SAID BODY MEMBER FOR DELIVERING A GAS, SPRAY MEANS ASSOCIATED WITH SAID BODY MEMBER, SAID SPRAY MEANS INCLUDING A COLLAR SLIDABLY MOUNTED ON SAID BODY MEMBER AND TUBE MEANS SECURED TO SAID COLLAR, SAID TUBE MEANS HAVING AT LEAST ONE OPENING THEREIN FOR DELIVERING FLUID TO A TOOTH IN THE AREA ADJACENT A DENTAL BUR SECURED IN SAID ROTARY CHUCK, SAID TUBE MEANS BEING CONNECTED TO SAID LIQUID AND AIR CONDUITS BY FLEXIBLE TUBING WHEREBY SAID TUBE MEANS MAY BE SLID INTO AND OUT OF THE AREA ADJACENT SAID DENTAL BUR BY SLIDING SAID COLLAR.
Claim 2
Dependent Claim
128 words
IN A DENTAL HANDPIECE INCLUDING A HOLLOW BODY MEMBER, A ROTARY CHUCK IN ONE END OF SAID BODY MEMBER, A CONDUIT WITHIN SAID BODY MEMBER FOR DELIVERING A LIQUID AND A CONDUIT WITHIN SAID BODY MEMBER FOR DELIVERING A GAS, SPRAY MEANS ASSOCIATED WITH SAID BODY MEMBER, SAID SPRAY MEANS INCLUDING A COLLAR SLIDABLY MOUNTED ON SAID BODY MEMBER AND TUBE MEANS SECURED TO SAID COLLAR, SAID TUBE MEANS HAVING AT LEAST ONE OPENING THEREIN FOR DELIVERING FLUID TO A TOOTH IN THE AREA ADJACENT A DENTAL BUR SECURED IN SAID ROTARY CHUCK, SAID TUBE MEANS BEING CONNECTED TO SAID LIQUID AND AIR CONDUITS BY FLEXIBLE TUBING WHEREBY SAID TUBE MEANS MAY BE SLID INTO AND OUT OF THE AREA ADJACENT SAID DENTAL BUR BY SLIDING SAID COLLAR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |