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Patent US2987743A successfully refreshed from Google Patents.
US2987743A
Expired / Lapsed
US
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Toothbrush
Assignee: Individual
•
Filing: 1958-04-28
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Granted: 1961-06-13
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Expires: 1978-04-28
Abstract
No abstract record available.
Inventors
- 👤 Capps Everett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:28
CPC Classifications
A; A46; A46B; A46B11/00; A46B11/0072; A46B11/0079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US886996A
Cited
US1358523A
Cited
DE445926C
Cited
US2006289A
Cited
FR832415A
Cited
US2764772A
Cited
US2814816A
Cited
US2806238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |