Patent US2908925A successfully refreshed from Google Patents.
US2908925A
Expired / Lapsed
US
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Fountain toothbrush
Assignee: Individual
•
Filing: 1958-08-20
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Granted: 1959-10-20
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Expires: 1978-08-20
Abstract
No abstract record available.
Inventors
- 👤 Reitknecht Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:43
CPC Classifications
A; A46; A46B; A46B11/00; A46B11/001; A46B11/002; A46B11/0024; A46B11/0027; A46B11/0031
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1644173A
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US1711183A
Cited
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Cited
US1944067A
Cited
US2018158A
Cited
US2033197A
Cited
US2041024A
Cited
US2632904A
Cited
US2774981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |