US2796398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for sustaining a nuclear fission chain reaction
Assignee: Individual
•
Filing: 1946-10-08
•
Granted: 1957-06-18
•
Expires: 1966-10-08
Abstract
No abstract record available.
Inventors
- 👤 Edward C Creutz
- 👤 Leo A Ohlinger
- 👤 Eugene P Wigner
- 👤 Gale J Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:22
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/24; G21C1/06; G21C1/22; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |