Patent US2749182A successfully refreshed from Google Patents.
US2749182A
Expired / Lapsed
US
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Nozzle construction
Assignee: Individual
•
Filing: 1953-01-27
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Granted: 1956-06-05
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Expires: 1973-01-27
Abstract
No abstract record available.
Inventors
- 👤 John F Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:35
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/24; F23D11/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1098616A
Cited
US949294A
Cited
US1160910A
Cited
DE474978C
Cited
DE499937C
Cited
US2590772A
Cited
US2569033A
Cited
US2656218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |