Patent US3078579A successfully refreshed from Google Patents.
US3078579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental aspirator with splash baffle
Assignee: Pelton and Crane Co
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Filing: 1960-10-28
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Granted: 1963-02-26
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Expires: 1980-10-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Jones
- 👤 Jr Eugene J Neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:21
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/06; A61C17/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
IN A DENTAL ASPIRATOR HAVING A HOUSING PROVIDED WITH A CHAMBER FOR RECEIVING AND COLLECTING DEBRIS DRAWN THEREINTO, A MOTOR-OPERATED BLOWER WITHIN SAID HOUSING ADJACENT TO SAID CHAMBER, MEANS PROVIDING AIR COMMUNICATION BETWEEN SAID CHAMBER AND THE INTAKE SIDE OF SAID BLOWER, AND AN ASPIRATOR CONDUIT EXTENDING OUTWARDLY OF SAID HOUSING AND COMMUNICATING WITH SAID CHAMBER; THE IMPROVEMENT COMPRISING A SLEEVE DISPOSED WITHIN THE CHAMBER, SAID SLEEVE FORMING A CONTINUATION OF SAID ASPIRATOR CONDUIT AND BEING PROVIDED WITH A PLURALITY OF SLOTS INTERMEDIATE ITS ENDS, A COLLAR MEMBER SECURED TO SAID SLEEVE ABOUT ITS EXTERIOR SURFACE, SAID COLLAR MEMBER HAVING A FLARED SKIRT EXTENDING OUTWARDLY WITH RESPECT TO SAID SLEEVE IN A DIRECTION AWAY FROM SAID BLOWER AND OVERLYING SAID SLOTS IN SPACED RELATION THERETO, AND DEBRISCONTAINING AIR CURRENTS PASSING FROM SAID ASPIRATOR CONDUIT INTO SAID SLEEVE AND THROUGH THE SLOTS THEREIN BEING DEFLECTED BY SAID SKIRT IN A DIRECTION AWAY FROM SAID BLOWER TO DEPOSIT THE DEBRIS IN SAID CHAMBER, WHEREBY THE DEBRIS IS PREVENTED FROM BEING DRAWN WITH THE AIR
Claim 2
Dependent Claim
172 words
IN A DENTAL ASPIRATOR HAVING A HOUSING PROVIDED WITH A CHAMBER FOR RECEIVING AND COLLECTING DEBRIS DRAWN THEREINTO, A MOTOR-OPERATED BLOWER WITHIN SAID HOUSING ADJACENT TO SAID CHAMBER, MEANS PROVIDING AIR COMMUNICATION BETWEEN SAID CHAMBER AND THE INTAKE SIDE OF SAID BLOWER, AND AN ASPIRATOR CONDUIT EXTENDING OUTWARDLY OF SAID HOUSING AND COMMUNICATING WITH SAID CHAMBER; THE IMPROVEMENT COMPRISING A SLEEVE DISPOSED WITHIN THE CHAMBER, SAID SLEEVE FORMING A CONTINUATION OF SAID ASPIRATOR CONDUIT AND BEING PROVIDED WITH A PLURALITY OF SLOTS INTERMEDIATE ITS ENDS, A COLLAR MEMBER SECURED TO SAID SLEEVE ABOUT ITS EXTERIOR SURFACE, SAID COLLAR MEMBER HAVING A FLARED SKIRT EXTENDING OUTWARDLY WITH RESPECT TO SAID SLEEVE IN A DIRECTION AWAY FROM SAID BLOWER AND OVERLYING SAID SLOTS IN SPACED RELATION THERETO, AND DEBRISCONTAINING AIR CURRENTS PASSING FROM SAID ASPIRATOR CONDUIT INTO SAID SLEEVE AND THROUGH THE SLOTS THEREIN BEING DEFLECTED BY SAID SKIRT IN A DIRECTION AWAY FROM SAID BLOWER TO DEPOSIT THE DEBRIS IN SAID CHAMBER, WHEREBY THE DEBRIS IS PREVENTED FROM BEING DRAWN WITH THE AIR
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |