US3017654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum cleaners
Assignee: Electrolux Corp
•
Filing: 1959-07-20
•
Granted: 1962-01-23
•
Expires: 1979-07-20
Abstract
No abstract record available.
Inventors
- 👤 William F Allenby
- 👤 Gustaf E Lofgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:11
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/24; A47L9/242; F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0812
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US980355A
Cited
US1218578A
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US1269924A
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US1853014A
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US1892382A
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US2148566A
Cited
US2321231A
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US2579314A
Cited
US2914790A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |