Patent US2661074A successfully refreshed from Google Patents.
US2661074A
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Suction cleaner with cord reel
Assignee: Hoover Co
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Filing: 1949-10-11
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Granted: 1953-12-01
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Expires: 1969-10-11
Abstract
No abstract record available.
Inventors
- 👤 Dale C Gerber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:32
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/4418; B65H75/4428; B65H75/4434; A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/36; A47L9/00; A47L9/22; A47L9/26; H; H02; H02G; H02G11/00; H02G11/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE616857C
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US1124211A
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US2246862A
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US2314177A
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US2440719A
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US2391840A
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US2443763A
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US2487395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |