Patent US2769670A successfully refreshed from Google Patents.
US2769670A
Expired / Lapsed
US
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Spray nozzle
Assignee: NAT GUNITE CORP
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Filing: 1953-09-03
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Granted: 1956-11-06
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Expires: 1973-09-03
Abstract
No abstract record available.
Inventors
- 👤 Byron B Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:57
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/04; B05B7/06; B05B7/062; B05B7/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |