Patent US2637869A successfully refreshed from Google Patents.
US2637869A
Expired / Lapsed
US
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Retractable brush and casing therefor
Assignee: Individual
•
Filing: 1948-12-03
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Granted: 1953-05-12
•
Expires: 1968-12-03
Abstract
No abstract record available.
Inventors
- 👤 Tomlinson Archie Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:05
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/02; A46B7/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US380080A
Cited
US686003A
Cited
US1188845A
Cited
US1216433A
Cited
GB154466A
Cited
US2552714A
Cited
US2544130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |