US2934651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dosimeter and method of determining radiation dose
Assignee: Individual
•
Filing: 1958-06-04
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Granted: 1960-04-26
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Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Howard W Etzel
- 👤 James H Schulman
- 👤 James G Allard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:02
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/02; G01T1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A DOSIMETER CONSISTING OF AN ORGANIC MATERIAL CAPABLE OF LUMINESCENCE UNDER ULTRAVIOLET EXCITATION AND OPERATIVE UNDER PENETRATING IONIZING RADIATION TO INDICATE A DEGRADATION IN LUMINESCENCE UNDER ULTRAVIOLET LIGHT IN ACCORDANCE WITH AN AMOUNT OF PENETRATING RADIATION, SAID DOSIMETER OPERATIVE OVER A RANGE OF TEMPERATURE OF ABOUT -80*C. TO ABOUT 300*C. AND AT A DOSE RANGE FROM ABOUT 10**5 TO MORE THAN 2X10**8 ROENTGENS.
Claim 2
Dependent Claim
63 words
A DOSIMETER CONSISTING OF AN ORGANIC MATERIAL CAPABLE OF LUMINESCENCE UNDER ULTRAVIOLET EXCITATION AND OPERATIVE UNDER PENETRATING IONIZING RADIATION TO INDICATE A DEGRADATION IN LUMINESCENCE UNDER ULTRAVIOLET LIGHT IN ACCORDANCE WITH AN AMOUNT OF PENETRATING RADIATION, SAID DOSIMETER OPERATIVE OVER A RANGE OF TEMPERATURE OF ABOUT -80*C. TO ABOUT 300*C. AND AT A DOSE RANGE FROM ABOUT 10**5 TO MORE THAN 2X10**8 ROENTGENS.
References Cited (Backward Citations)
US2730625A
Cited
US2783386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |