US2618003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothbrush
Assignee: Individual
•
Filing: 1948-04-05
•
Granted: 1952-11-18
•
Expires: 1968-04-05
Abstract
No abstract record available.
Inventors
- 👤 William G Robey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:56
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191217527A
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US1092014A
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US1241881A
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US1259245A
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US1260139A
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US1396630A
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US1415898A
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US1638054A
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US1705109A
Cited
US1735802A
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US1897365A
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GB377104A
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US1910984A
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US2326632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |