US2999648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side inlet conical spray nozzle
Assignee: Spraying Systems Co
•
Filing: 1959-08-10
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Granted: 1961-09-12
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Expires: 1979-08-10
Abstract
No abstract record available.
Inventors
- 👤 Fred W Wahlin
- 👤 Edward J O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:00
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3415
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191016242A
Cited
DE447053C
Cited
US2218110A
Cited
US2305210A
Cited
US2434721A
Cited
US2550573A
Cited
US2659631A
Cited
FR1168784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |