Patent JPS5337204A successfully refreshed from Google Patents.
Patent US3089177A successfully refreshed from Google Patents.
US3089177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum cleaner
Assignee: Electrolux AB
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Filing: 1961-01-27
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Granted: 1963-05-14
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Expires: 1981-01-27
Abstract
No abstract record available.
Inventors
- 👤 Andersson-Sason Carl Er Sixten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:47
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/24; A47L9/248; A47L9/0009; A47L9/0018; A47L9/0027; A47L9/0036; A47L9/0081; A47L9/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A SUCTION CLEANER COMPRISING A HOUSING, A MOTORFAN UNIT AND DUST COLLECTOR SUPPORTED IN SAID HOUSING SO THAT, UPON OPERATION OF SAID UNIT, AIR IS DRAWN INTO SAID DUST COLLECTOR AND DISCHARGED FROM SAID UNIT, AND SUCTION AND AIR DISCHARGE CONNECTIONS CARRIED BY SAID HOUSING AND
Claim 2
Dependent Claim
46 words
A SUCTION CLEANER COMPRISING A HOUSING, A MOTORFAN UNIT AND DUST COLLECTOR SUPPORTED IN SAID HOUSING SO THAT, UPON OPERATION OF SAID UNIT, AIR IS DRAWN INTO SAID DUST COLLECTOR AND DISCHARGED FROM SAID UNIT, AND SUCTION AND AIR DISCHARGE CONNECTIONS CARRIED BY SAID HOUSING AND
References Cited (Backward Citations)
DE495179C
Cited
US1870887A
Cited
US2367437A
Cited
DE902078C
Cited
US2503918A
Cited
US2491680A
Cited
US2603816A
Cited
US2688379A
Cited
US2930446A
Cited
US3002215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |