US2706596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air blast diverter for agricultural spraying and dusting machines
Assignee: FMC Corp
•
Filing: 1950-12-11
•
Granted: 1955-04-19
•
Expires: 1970-12-11
Abstract
No abstract record available.
Inventors
- 👤 James M Hait
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:45
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/52; F04D29/54; F04D29/541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US449743A
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US1862396A
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US2144035A
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US2220082A
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US2331107A
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US2310895A
Cited
US2358318A
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US2387348A
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US2423008A
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US2554633A
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US2547927A
Cited
US3476960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |