Patent US4240268A successfully refreshed from Google Patents.
US2856971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental kit
Assignee: Individual
•
Filing: 1956-01-12
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Granted: 1958-10-21
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Expires: 1976-01-12
Abstract
No abstract record available.
Inventors
- 👤 Francolino Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:30
CPC Classifications
A; A45; A45D; A45D44/00; A45D44/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1464250A
Cited
US1563459A
Cited
US1644049A
Cited
US2188217A
Cited
US2167761A
Cited
US2527741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |