Patent US3339072A successfully refreshed from Google Patents.
US3339072A
Expired / Lapsed
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Method of tracing iodine using i-129
Assignee: Nuclear Science and Engineering Corp
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Filing: 1962-06-14
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Granted: 1967-08-29
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Expires: 1982-06-14
Abstract
No abstract record available.
Inventors
- 👤 Raymond R Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:19
CPC Classifications
G; G21; G21H; G21H5/00; G21H5/02; G01; G01N; G01N23/00; G01N23/22; G01N23/221; G01N23/222; G01N2223/00; G01N2223/07; G01N2223/074; G01N2223/0745; G01N2223/60; G01N2223/636
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
THE METHOD OF TRACING IODINE AND IODINE-CONTAINING SUBSTANCES IN CHEMICAL, PHYSICAL AND BIOLOGICAL SYSTEMS WHICH COMPRISES THE STEPS OF INTRODUCING A QUANTITY OF IODINE - 129 INTO SAID SYSTEM AT A PREDETERMINED POINT THEREIN, CAUSING THE IDOINE-129 TO BECOME DISTRIBUTED IN SAID SYSTEM, THEREAFTER EXPOSING THE IODINE-129 OF AT LEAST A PORTION OF THE SAID SYSTEM TO A NEUTRON FLUX TO CONVERT A PART OF THE IODINE-129 OF SAID PORTION OF SAIDSYSTEM TO IODINE-130, AND MEASURING CHARACTERISTIC RADIATION OF SAID IODINE-130 TO DETERMINE THE QUANTITY OF IODINE-129 IN SAID PORTION OF SAID SYSTEM AND THUS TRACE THE BEHAVIOR OF IODINE AND IODINE-CONTAINING SUBSTANCES IN SAID SYSTEM.
Claim 2
Independent Claim
106 words
THE METHOD OF TRACING IODINE AND IODINE-CONTAINING SUBSTANCES IN CHEMICAL, PHYSICAL AND BIOLOGICAL SYSTEMS WHICH COMPRISES THE STEPS OF INTRODUCING A QUANTITY OF IODINE - 129 INTO SAID SYSTEM AT A PREDETERMINED POINT THEREIN, CAUSING THE IDOINE-129 TO BECOME DISTRIBUTED IN SAID SYSTEM, THEREAFTER EXPOSING THE IODINE-129 OF AT LEAST A PORTION OF THE SAID SYSTEM TO A NEUTRON FLUX TO CONVERT A PART OF THE IODINE-129 OF SAID PORTION OF SAIDSYSTEM TO IODINE-130, AND MEASURING CHARACTERISTIC RADIATION OF SAID IODINE-130 TO DETERMINE THE QUANTITY OF IODINE-129 IN SAID PORTION OF SAID SYSTEM AND THUS TRACE THE BEHAVIOR OF IODINE AND IODINE-CONTAINING SUBSTANCES IN SAID SYSTEM.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |