US2686328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mop constructed of yarns arranged in laterally spaced-apart groups
Assignee: Individual
•
Filing: 1947-02-12
•
Granted: 1954-08-17
•
Expires: 1967-02-12
Abstract
No abstract record available.
Inventors
- 👤 Herbert R Kirby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:59
CPC Classifications
A; A47; A47L; A47L17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE582350C
Cited
US624464A
Cited
US698880A
Cited
US878344A
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US1027209A
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GB191124558A
Cited
US1224524A
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US1406966A
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US1515494A
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US1668084A
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US1787965A
Cited
GB492061A
Cited
US2230968A
Cited
US2320323A
Cited
US2295914A
Cited
US2427137A
Cited
US2466785A
Cited
FR910236A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |