US2660474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle
Assignee: Individual
•
Filing: 1950-08-30
•
Granted: 1953-11-24
•
Expires: 1970-08-30
Abstract
No abstract record available.
Inventors
- 👤 Ii Leighton Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:39
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3421; B05B1/3431; B05B1/3452; B05B1/3457; B05B1/30; B05B1/32; B05B1/323; B05B1/3442; F; F23; F23D; F23D11/00; F23D11/36; F23D11/38; F23D11/383; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7834
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1343780A
Cited
US1363470A
Cited
US1759367A
Cited
US2015611A
Cited
US2110365A
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US2233770A
Cited
GB577176A
Cited
US2407915A
Cited
US2574865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |