US2845544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutron measuring method and apparatus
Assignee: Individual
•
Filing: 1945-08-11
•
Granted: 1958-07-29
•
Expires: 1965-08-11
Abstract
No abstract record available.
Inventors
- 👤 Glenn T Seaborg
- 👤 Friedlander Gerhart
- 👤 John W Gofman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:54
CPC Classifications
H; H01; H01J; H01J47/00; H01J47/12; G; G01; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2161985A
Cited
US2206634A
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US2220509A
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US2303688A
Cited
US2334262A
Cited
US2408230A
Cited
US2390433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |