Patent US2947441A successfully refreshed from Google Patents.
US2947441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated disposable ash tray
Assignee: Individual
•
Filing: 1956-06-22
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Granted: 1960-08-02
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Expires: 1976-06-22
Abstract
No abstract record available.
Inventors
- 👤 Lawrence P Brannan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:33
CPC Classifications
A; A24; A24F; A24F19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US342101A
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US730082A
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US847688A
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US1212185A
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FR485129A
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US1276493A
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US1912860A
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US2158770A
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US2237532A
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US2324440A
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US2542413A
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US2705962A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |