US3444374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutron flux measuring device comprising a detector surrounded by a double-walled jacket containing neutron absorbing fluid
Assignee: Japan Atomic Energy Agency
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Filing: 1967-05-29
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Granted: 1969-05-13
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Expires: 1987-05-29
Abstract
No abstract record available.
Inventors
- 👤 Takehiko Kinoshita
- 👤 Tatsuo Yatsurugi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:15
CPC Classifications
G; G21; G21F; G21F9/00; G21F9/02; B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/68; B01D53/70; G01; G01T; G01T3/00
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) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |