US2631899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic system for the delivery of pulverulent materials
Assignee: Compagnie Salinière de la Camargue SA
•
Filing: 1948-06-14
•
Granted: 1953-03-17
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Expires: 1968-06-14
Abstract
No abstract record available.
Inventors
- 👤 Jullien Agricol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:39
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/30; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2557; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7903; Y10T137/8593; Y10T137/877; Y10T137/87788; Y10T137/87804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US321573A
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US449102A
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US1582647A
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US1577637A
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US2235748A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |