US2944431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mop with built-in shaking device
Assignee: Easy Day Res & Engineering Cor
•
Filing: 1956-11-19
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Granted: 1960-07-12
•
Expires: 1976-11-19
Abstract
No abstract record available.
Inventors
- 👤 Robert G Dexter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:09
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/14; A47L13/20; A47L13/24; F; F16; F16H; F16H25/00; F16H25/18; F16H25/186; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1445335A
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US1470687A
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US1612524A
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US1710190A
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US1818948A
Cited
US1835837A
Cited
US1960089A
Cited
US2042892A
Cited
US2160835A
Cited
US2195472A
Cited
US2495846A
Cited
GB625392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |