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Patent US2591305A successfully refreshed from Google Patents.
US2591305A
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US
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Handle for suction cleaner casing
Assignee: Hoover Co
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Filing: 1946-08-15
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Granted: 1952-04-01
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Expires: 1966-08-15
Abstract
No abstract record available.
Inventors
- 👤 Louis E Segesman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:22
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/36; A47L5/362
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1331409A
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US1431911A
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US1643905A
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US1940260A
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US2038420A
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US2228919A
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USRE22238E
Cited
US2300259A
Cited
US2335031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |