US2656559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental brush in elastic base for handpiece
Assignee: Individual
•
Filing: 1949-11-28
•
Granted: 1953-10-27
•
Expires: 1969-11-28
Abstract
No abstract record available.
Inventors
- 👤 Adolph D Wiseman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:55
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/06; A46B7/10; A46B7/08; A46B9/00; A46B9/02; A46B9/04; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1649052A
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US926303A
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US1694636A
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US1693329A
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US1720017A
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US2017881A
Cited
US1918521A
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FR805191A
Cited
FR792851A
Cited
US2093007A
Cited
US2300828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |