US2752913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner fireplace construction
Assignee: Individual
•
Filing: 1951-09-04
•
Granted: 1956-07-03
•
Expires: 1971-09-04
Abstract
No abstract record available.
Inventors
- 👤 Darcy L Cage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/185; F24B1/188; F24B1/1885
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1314968A
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US976819A
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US1505482A
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US1659362A
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US1987252A
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US2021581A
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US2051213A
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US2283790A
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CH256192A
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US2570598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-03 | 1960-01-02 | 1960-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-03 | 1964-01-02 | 1964-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-03 | 1968-01-02 | 1968-07-03 | $7700.00 | Window Closed / Lapsed |