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US3040367A
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US
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Multi-purpose suction nozzle
Assignee: Electrolux AB
•
Filing: 1958-09-24
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Granted: 1962-06-26
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Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 Hellstrom Gosta Ludvig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:02
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02; A47L9/06; A47L9/0633; A47L9/064; A47L9/0653
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1344389A
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US1413545A
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US1976998A
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CH217208A
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US2348861A
Cited
US2371767A
Cited
US2620506A
Cited
GB729508A
Cited
US2682682A
Cited
US2966693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |