Patent US2527931A successfully refreshed from Google Patents.
US2527931A
Expired / Lapsed
US
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Toothbrush with creasable handle
Assignee: Individual
•
Filing: 1945-11-21
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Granted: 1950-10-31
•
Expires: 1965-11-21
Abstract
No abstract record available.
Inventors
- 👤 Iskoe Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:58
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/002; A46B5/0033; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US758764A
Cited
US1500722A
Cited
US1611640A
Cited
US1618475A
Cited
US1619946A
Cited
US1636836A
Cited
US1724516A
Cited
US1796001A
Cited
US1886024A
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US2031990A
Cited
US2077758A
Cited
US2179160A
Cited
US2167761A
Cited
US2324789A
Cited
US2405029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |