US3039398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump for pulverulent material
Assignee: CLAUDE F BEDOUET
•
Filing: 1959-11-16
•
Granted: 1962-06-19
•
Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Michelis Raymond De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:24
CPC Classifications
F; F04; F04C; F04C13/00; F04C13/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US237988A
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US1382580A
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US1823098A
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US1976227A
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US2467524A
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US2498029A
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US2593316A
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US2519580A
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US2684692A
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US2697402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |