US3050761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-wringing sponge mop
Assignee: Drackett Co
•
Filing: 1959-06-15
•
Granted: 1962-08-28
•
Expires: 1979-06-15
Abstract
No abstract record available.
Inventors
- 👤 Paul A Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:44
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2044075A
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US2550397A
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US2677837A
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US2685098A
Cited
GB729790A
Cited
US2840843A
Cited
GB780809A
Cited
US2897528A
Cited
US2877478A
Cited
US2906643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |