Patent US2625704A successfully refreshed from Google Patents.
US2625704A
Expired / Lapsed
US
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Cleaning and dust collecting machine for dry mops
Assignee: Individual
•
Filing: 1948-11-26
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Granted: 1953-01-20
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Expires: 1968-11-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Cudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:19
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/502; Y; Y10; Y10S; Y10S15/00; Y10S15/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1532139A
Cited
US1399341A
Cited
US1914295A
Cited
US1913782A
Cited
DE567918C
Cited
DE598273C
Cited
US2085653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |