Patent US3126570A successfully refreshed from Google Patents.
US3126570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:51
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/32; A47L5/36; A47L5/362
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A VACUUM CLEANER COMPRISING A BASE UNIT, A PAIR OF WHEELS ON THE REAR END OF SAID BASE UNIT, A SUCTION HEAD FLEXIBLY MOUNTED IN THE FRONT END OF SAID BASE UNIT, A RIGID SUCTION TUBE PIVOTALLY CONNECTED TO SAID BASE UNIT ON THE AXIS OF SAID WHEELS, A FLEXIBLE SUCTION TUBE CONNECTING SAID SUCTION HEAD AND SAID RIGID SUCTION TUBE, A TANK AND MOTOR UNIT MOUNTED ON THE FRONT SIDE OF SAID RIGID SUCTION TUBE, A COVER ON SAID TANK HAVING A SUCTION OPENING, A HANDLE FOR OPERATING THE CLEANER AS AN UPRIGHT TYPE CLEANER, SAID HANDLE HAVING A DETACHABLE CONNECTION WITH SAID SUCTION OPENING, SAID HANDLE HAVING A HOLLOW PORTION IN SAID OPENING COMMUNICATING WITH SAID TANK, AND A SUCTION CONNECTION EXTENDING FROM SAID HOLLOW PORTION FOR ENGAGEMENT WITH SAID RIGID TUBE TO OPERATIVELY CONNECT SAID SUCTION HEAD WITH SAID TANK, SAID SUCTION OPENING BEING AVAILABLE TO RECEIVE A FLEXIBLE SUCTION HOSE FOR USE OF THE CLEANER AS A TANK TYPE CLEANER WHEN SAID HANDLE IS REMOVED.
Claim 2
Dependent Claim
169 words
A VACUUM CLEANER COMPRISING A BASE UNIT, A PAIR OF WHEELS ON THE REAR END OF SAID BASE UNIT, A SUCTION HEAD FLEXIBLY MOUNTED IN THE FRONT END OF SAID BASE UNIT, A RIGID SUCTION TUBE PIVOTALLY CONNECTED TO SAID BASE UNIT ON THE AXIS OF SAID WHEELS, A FLEXIBLE SUCTION TUBE CONNECTING SAID SUCTION HEAD AND SAID RIGID SUCTION TUBE, A TANK AND MOTOR UNIT MOUNTED ON THE FRONT SIDE OF SAID RIGID SUCTION TUBE, A COVER ON SAID TANK HAVING A SUCTION OPENING, A HANDLE FOR OPERATING THE CLEANER AS AN UPRIGHT TYPE CLEANER, SAID HANDLE HAVING A DETACHABLE CONNECTION WITH SAID SUCTION OPENING, SAID HANDLE HAVING A HOLLOW PORTION IN SAID OPENING COMMUNICATING WITH SAID TANK, AND A SUCTION CONNECTION EXTENDING FROM SAID HOLLOW PORTION FOR ENGAGEMENT WITH SAID RIGID TUBE TO OPERATIVELY CONNECT SAID SUCTION HEAD WITH SAID TANK, SAID SUCTION OPENING BEING AVAILABLE TO RECEIVE A FLEXIBLE SUCTION HOSE FOR USE OF THE CLEANER AS A TANK TYPE CLEANER WHEN SAID HANDLE IS REMOVED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |