US3243590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoluminescent radiation dosimeter and integral heater
Assignee: Individual
•
Filing: 1963-06-20
•
Granted: 1966-03-29
•
Expires: 1983-06-20
Abstract
No abstract record available.
Inventors
- 👤 Arnold H Forsman
- 👤 James R Gaskill
- 👤 William A Phillips
- 👤 Robert D Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:28
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/02; G01T1/10; G01T1/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A PERSONNEL RADIATION DOSIMETER FOR INCORPORATION INTO AN AUTOMATIC READOUT SYSTEM INCLUDING CONTACT TEMINALS CONNECTED TO A HIGH AMPERAGE CIRCUIT FOR A RESISTIVE HEATING, LIGHT SENSING AND RECORDING MEANS, SAID DOSIMETER COMPRISING: (A) DOSIMETRIC GRANULAR LITHIUM FLUORIDE, (B) A SECTION OF ELECTRICALLY RESISTIVE GRAPHITE CLOTH, (C) CONTACT MEANS ELECTRICALLY CONNECTED TO SAID GRAPHITE CLOTH AT SPACED LOCATIONS FOR CONTACTING SAID CONTACT TERMINALS THEREBY CLOSING SAID HIGH AMPERAGE HEATING CIRCUIT, (D) RADIATION AND LIGHT TRANSPARENT INORGANIC BINDER MEANS EMBRACING SAID LITHIUM FLUORIDE GRANULES AND PERVADING SAID GRAPHITE CLOTH, BINDING SAID DOSIMETRIC LITHIUM FLUORIDE ONTO SAID RESISTIVE GRAPHITE CLOTH.
Claim 2
Dependent Claim
97 words
A PERSONNEL RADIATION DOSIMETER FOR INCORPORATION INTO AN AUTOMATIC READOUT SYSTEM INCLUDING CONTACT TEMINALS CONNECTED TO A HIGH AMPERAGE CIRCUIT FOR A RESISTIVE HEATING, LIGHT SENSING AND RECORDING MEANS, SAID DOSIMETER COMPRISING: (A) DOSIMETRIC GRANULAR LITHIUM FLUORIDE, (B) A SECTION OF ELECTRICALLY RESISTIVE GRAPHITE CLOTH, (C) CONTACT MEANS ELECTRICALLY CONNECTED TO SAID GRAPHITE CLOTH AT SPACED LOCATIONS FOR CONTACTING SAID CONTACT TERMINALS THEREBY CLOSING SAID HIGH AMPERAGE HEATING CIRCUIT, (D) RADIATION AND LIGHT TRANSPARENT INORGANIC BINDER MEANS EMBRACING SAID LITHIUM FLUORIDE GRANULES AND PERVADING SAID GRAPHITE CLOTH, BINDING SAID DOSIMETRIC LITHIUM FLUORIDE ONTO SAID RESISTIVE GRAPHITE CLOTH.
References Cited (Backward Citations)
US2616051A
Cited
US2996402A
Cited
US2998323A
Cited
US3115578A
Cited
US3174393A
Cited
US3141973A
Cited
US3176133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |