Patent US4763813A successfully refreshed from Google Patents.
US2967809A
Expired / Lapsed
US
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Method and apparatus for controlling direct-cycle neutronic reactors
Assignee: Individual
•
Filing: 1957-08-13
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Granted: 1961-01-10
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Expires: 1977-08-13
Abstract
No abstract record available.
Inventors
- 👤 Glenn A Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:58
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/22; G21C1/00; G21C1/04; G21C1/06; G21C1/08; G21C13/00; G21C3/00; G21C3/30; G21C3/36; G21D; G21D5/00; G21D5/04; G21D5/06; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |