Patent US2795703A successfully refreshed from Google Patents.
US2795703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for counting fast neutrons in the presence of gamma rays
Assignee: Individual
•
Filing: 1954-03-16
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Granted: 1957-06-11
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Expires: 1974-03-16
Abstract
No abstract record available.
Inventors
- 👤 Isadore B Berlman
- 👤 Leonidas D Marinelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:35
CPC Classifications
G; G01; G01T; G01T3/00; G01T3/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
A DEVICE FOR MEASURING THE DENSITY OF FAST NEUTRONS IN THE PRESENCE OF GAMMA RAYS DERIVED FROM A COMMON SOURCE, COMPRISING TWO VESSELS, THE FIRST VESSEL CONTAINING A FIRST SCINTILLATION MEDIUM AND THE SECOND VESSEL CONTAINING A SECOND SCINTILLATION MEDIUM, SAID TWO SCINTILLATION MEDIA CONTAINING THE SAME AMOUNT OF ELECTRONS BUT SAID FIRST SCINTILLATION MEDIUM CONTAINING A CONSIDERABLY GREATER AMOUNT OF HYDROGEN ATOMS THAN SAID SECOND SCINTILLATION MEDIUM; AND MEANS FOR MEASURING THE MAGNITUDE OF THE SCINTILLATIONS EMANATING FROM SAID VESSEL, INCLUDING A PHOTOMULTIPLIER, WHERBY THE RESPONSE OF SAID MEASURING MEANS TO THE SCINTILLATIONS FROM SAID FIRST VESSEL MINUS THE RESPONSE OF SAID MEASURING MEANS TO THE SCINTILLATIONS FROM SAID SECOND VESSEL IN A FUNCTION OF THE NEUTRON DENSITY.
References Cited (Backward Citations)
US2648012A
Cited
US2698906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |