US3435218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slow neutron detector of americium-243
Assignee: Mobil Oil AS
•
Filing: 1965-06-30
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Granted: 1969-03-25
•
Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Linus S Allen Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:16
CPC Classifications
G; G01; G01V; G01V5/00; G01V5/04; G01V5/08; G01V5/10; G01V5/101; G01V5/102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2491320A
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US2476810A
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US2740898A
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US2769916A
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US2769915A
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US2991364A
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US2920204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |