US2769915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epithermal neutron detector
Assignee: Gulf Research and Development Co
•
Filing: 1952-10-02
•
Granted: 1956-11-06
•
Expires: 1972-10-02
Abstract
No abstract record available.
Inventors
- 👤 Charles W Tittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:17
CPC Classifications
G; G01; G01T; G01T3/00; G01T3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
IN AN EPITHERMAL-NEUTRON DETECTING DEVICE, NEUTRONGAMMA REACTIVE MATERIAL THAT INCLUDES NUCLEI OF AN ELEMENT HAVING A RESONANCE PEAK FOR SUCH REACTION WITH NEUTRONS OF EPITHERMAL ENERGY SELECTED FROM THE GROUP CONSISTING OF INDIUM, SILVER, RHODIUM AND GOLD, A GAMMA-RAYRESPONSIVE SCINTILLATION PHOSPHOR ADJACENT SAID MATERIAL, A PHOTOMULTIPLIER TUBE OPTICALLY COUPLED TO THE PHOSPHOR, AND A GAMMA-RAY SHIELD SURROUNDING THE MATERIAL, THE GROUND GAMMA-RAYS.
Claim 2
Dependent Claim
62 words
IN AN EPITHERMAL-NEUTRON DETECTING DEVICE, NEUTRONGAMMA REACTIVE MATERIAL THAT INCLUDES NUCLEI OF AN ELEMENT HAVING A RESONANCE PEAK FOR SUCH REACTION WITH NEUTRONS OF EPITHERMAL ENERGY SELECTED FROM THE GROUP CONSISTING OF INDIUM, SILVER, RHODIUM AND GOLD, A GAMMA-RAYRESPONSIVE SCINTILLATION PHOSPHOR ADJACENT SAID MATERIAL, A PHOTOMULTIPLIER TUBE OPTICALLY COUPLED TO THE PHOSPHOR, AND A GAMMA-RAY SHIELD SURROUNDING THE MATERIAL, THE GROUND GAMMA-RAYS.
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) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |