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US2759326A
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Powder reactor including a perforated conical grid
Assignee: Anstalt Fuer die Entwicklung von Erfindungen und Gewerblichen Anwendungen ENERGA
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Filing: 1954-03-02
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Granted: 1956-08-21
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Expires: 1974-03-02
Abstract
No abstract record available.
Inventors
- 👤 Brandt Edgar William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:46
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/08; F02K9/32; F05; F05D; F05D2250/00; F05D2250/10; F05D2250/19; F05D2250/191; F05D2250/20; F05D2250/23; F05D2250/232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2605607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |