US2860638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoking device
Assignee: Individual
•
Filing: 1956-02-21
•
Granted: 1958-11-18
•
Expires: 1976-02-21
Abstract
No abstract record available.
Inventors
- 👤 Bartolomeo Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
A; A24; A24F; A24F42/00; A24F42/20; A24F42/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR677310A
Cited
US2051030A
Cited
US2410798A
Cited
US2642063A
Cited
US2651303A
Cited
US2517482A
Cited
US2690755A
Cited
FR1101319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |