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US3049236A
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Methods for separating a granular material from a liquid
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1958-04-09
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Granted: 1962-08-14
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Expires: 1978-04-09
Abstract
No abstract record available.
Inventors
- 👤 Lara Georges Cohen De
- 👤 Delachanal Michel Louis
- 👤 Platzer Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:11
CPC Classifications
B; B01; B01D; B01D33/00; B01D33/04; B01D33/70; B01D33/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE122493C
Cited
US392606A
Cited
US1028823A
Cited
US996877A
Cited
US1472574A
Cited
FI26055A
Cited
US2831518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |