Patent US2731093A successfully refreshed from Google Patents.
US2731093A
Expired / Lapsed
US
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Fire extinguisher device
Assignee: GRAPHICOLOR Inc
•
Filing: 1955-06-20
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Granted: 1956-01-17
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Expires: 1975-06-20
Abstract
No abstract record available.
Inventors
- 👤 Gordon Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
A; A62; A62C; A62C13/00; A62C13/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2222267A
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US2531745A
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US2559643A
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US2525742A
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US2576804A
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US2663463A
Cited
US2648097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |