Patent US3343199A successfully refreshed from Google Patents.
US3343199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning device
Assignee: Individual
•
Filing: 1965-01-18
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Granted: 1967-09-26
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Expires: 1985-01-18
Abstract
No abstract record available.
Inventors
- 👤 Louis C Nolte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:53
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4044; A47L11/29; A47L11/30; A47L11/4013; A47L11/4016; A47L11/4019; A47L11/408; A47L11/4088; A47L7/00; A47L7/0004; A47L7/0009; A47L7/0023; A47L7/0028; A47L7/0038; A47L7/0042
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
A SUCTION CLEANER OF THE CLASS DESCRIBED COMPRISING A HOUSING, SAID HOUSING COMPRISING A COLLECTOR CAN AND A MOTOR HOUSING, SAID COLLECTOR CAN REMOVABLY MOUNTED ON SAID MOTOR HOUSING WHEREBY THE BASE OF SAID COLLECTOR CAN SERVES AS A PARTITION SEPARATING SAID COLLECTOR CAN FROM SAID MOTOR HOUSING, AN OPENING FORMED IN SAID BASE PROVIDING AIR COMMUNICATION BETWEEN SAID COLLECTOR CAN AND SAID MOTOR HOUSING, SAID COLLECTOR CAN HAVING A REMOVABLE LID, AN INLET CONDUIT IN SAID LID, A VALVE CONTROLLED OUTLET DRAIN SECURED TO SAID COLLECTOR CAN, A MOTOR DRIVEN EXHAUST FAN MOUNTED IN SAID MOTOR HOUSING, SAID MOTOR HOUSING HAVING AN OUTLET CONDUIT SECURED THERETO WHEREBY OPERATION OF SAID MOTOR DRIVEN FAN EXHAUST AIR FROM SAID MOTOR HOUSING AND CAUSES A SUCTION AT SAID INLET CONDUIT, AN EXTERNALLY OPERATED VALVE FOR POSITIVELY CLOSING SAID OPENING IN SAID BASE INDEPENDENTLY OF THE LEVEL OF LIQUID IN SAID COLLECTOR CAN WHEREBY OPEATION OF SAID MOTOR WHILE SAID VALVE IS OPEN PRODUCES A SUCTION AT SAID INLET CONDUIT IN SAID COLLECTOR CAN, AN INLET OPENING IN SAID
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |