Patent US2437053A successfully refreshed from Google Patents.
Patent US2567176A successfully refreshed from Google Patents.
US2567176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire fighting nozzle
Assignee: Individual
•
Filing: 1948-03-31
•
Granted: 1951-09-11
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Expires: 1968-03-31
Abstract
No abstract record available.
Inventors
- 👤 Edward D Ballard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:46
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/14; B05B1/16; B05B1/1681
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US245488A
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US485663A
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US618412A
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US1011316A
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US1818388A
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DE590616C
Cited
US2218411A
Cited
US2271800A
Cited
US2359455A
Cited
US2376881A
Cited
US2389642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |