Patent US2763885A successfully refreshed from Google Patents.
US2763885A
Expired / Lapsed
US
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Disposable toothbrush containing a dentifrice
Assignee: Individual
•
Filing: 1952-09-22
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Granted: 1956-09-25
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Expires: 1972-09-22
Abstract
No abstract record available.
Inventors
- 👤 William E Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:43
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/04; Y; Y10; Y10S; Y10S446/00; Y10S446/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1639718A
Cited
US2159914A
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US1960137A
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US2121701A
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US2165420A
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US2439056A
Cited
US2419896A
Cited
US2474535A
Cited
US2633127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |