US2616052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast neutron dosimeter
Assignee: Individual
•
Filing: 1951-02-07
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Granted: 1952-10-28
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Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 George S Hurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:04
CPC Classifications
H; H01; H01J; H01J47/00; H01J47/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
76 words
A FAST NEUTRON DOSIMETER COMPRISING AN ENVELOPE DEFINING A SAVE ONE WALL OF A COUNTER CHAMBER, AN ELECTRODE DISPOSED AXIALLY WITHIN SAID ENVELOPE, AN HYDROGEN-BEARING COUNTER-FILLING GAS, A FIRST PLANE HYDROGENEOUS SLAB FORMING SAID ONE WALL, ONE SURFACE OF A METALLIC SHEET DISPOSED ADJACENT THE OUTSIDE OF SAID ONE WALL, AND A SECOND PLANE HYDROGENEOUS SLAB OF SUBSTANTIALLY GREATER THICKNESS AND SMALLER SURFACE AREA THAN SAID FIRST SLAB DISPOSED ADJACENT THE REVERSE SURFACE OF SAID SHEET.
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) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |