Patent US2743471A successfully refreshed from Google Patents.
US2743471A
Expired / Lapsed
US
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Mop and mounting tube assembly
Assignee: Individual
•
Filing: 1950-10-17
•
Granted: 1956-05-01
•
Expires: 1970-10-17
Abstract
No abstract record available.
Inventors
- 👤 Kathryn B Forrester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:26
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/42; A47L13/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190720326A
Cited
US1407123A
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US1609226A
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US1611033A
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US1849286A
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US2341354A
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US2362370A
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US2495066A
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US2524192A
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US2486757A
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US2540906A
Cited
US2655680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |