US2917758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically controlled tooth-brush
Assignee: AESUP
•
Filing: 1956-03-30
•
Granted: 1959-12-22
•
Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 Held Serge Simon
- 👤 Mieville Andre Auguste
- 👤 Woog Philippe Guy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:55
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/32; A61C17/34; A61C17/3409; A61C17/3472; A61C17/3418; A61C17/3445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2736048A
Cited
US1851543A
Cited
GB424044A
Cited
US2158738A
Cited
US2226145A
Cited
US2278365A
Cited
US2319205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |