US3098154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank level measurement system
Assignee: Industrial Nucleonics Corp
•
Filing: 1958-12-15
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Granted: 1963-07-16
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Expires: 1978-12-15
Abstract
No abstract record available.
Inventors
- 👤 Jack G Crump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:17
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/284; G01F23/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
APPARATUS FOR DETERMING THE FILL LEVEL OF A CONTAINER WHICH COMPRISES A POINT SOURCE OF PENETRATIVE RADIATION FIXEDLY POSITIONED ON THE OUTSIDE OF SAID CONTAINER AND IN LINE WITH THE UPPERMOST LEVEL OF SAID FILL, AN ELONGATED RADFIATION DETECTOR FIXEDLY POSITIONED ON THE OPPOSITE SIDE OF SAID CONTAINER AT A RIGHT ANGLE TO SAID FILL AND OF A LENGTH APPROXIMATING THE DISTANCE BETWEEN THE UPPER AND LOWER LEVELS OF SAID FILL; AND A COMPENSATION MEANS POSITIONED BETWEEN SAID SOURCE AND SAID DETECTOR FOR LINEARLY CHANGING THE RADIATION RECEIVED BY SAID DETECTOR FOR AN EQUIVALENT CHANGE IN FILL LEVEL.
Claim 2
Dependent Claim
98 words
APPARATUS FOR DETERMING THE FILL LEVEL OF A CONTAINER WHICH COMPRISES A POINT SOURCE OF PENETRATIVE RADIATION FIXEDLY POSITIONED ON THE OUTSIDE OF SAID CONTAINER AND IN LINE WITH THE UPPERMOST LEVEL OF SAID FILL, AN ELONGATED RADFIATION DETECTOR FIXEDLY POSITIONED ON THE OPPOSITE SIDE OF SAID CONTAINER AT A RIGHT ANGLE TO SAID FILL AND OF A LENGTH APPROXIMATING THE DISTANCE BETWEEN THE UPPER AND LOWER LEVELS OF SAID FILL; AND A COMPENSATION MEANS POSITIONED BETWEEN SAID SOURCE AND SAID DETECTOR FOR LINEARLY CHANGING THE RADIATION RECEIVED BY SAID DETECTOR FOR AN EQUIVALENT CHANGE IN FILL LEVEL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |