US3129333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broad range radiation meter circuit
Assignee: Nucor Corp
•
Filing: 1960-09-16
•
Granted: 1964-04-14
•
Expires: 1980-09-16
Abstract
No abstract record available.
Inventors
- 👤 Ianni Elmo J Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:02
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A RADIATION DETECTOR, COMPRISING A GEIGER-MULLER TYPE TUBE HAVING ONE ELECTRODE WHICH HAS A MUCH LARGER AREA THAN THE OTHER, SAID TUBE HAVING A PREDETERMINED THRESHOLD BIASING LEVEL FOR THE REVERSE VOLTAGE DIRECTION, MEANS FOR BIASING SAID TUBE IN THE REVERSE DIRECTION WITH THE SMALL AREA ELECTRODE NEGATIVE WITH RESPECT TO THE LARGER
Claim 2
Dependent Claim
53 words
A RADIATION DETECTOR, COMPRISING A GEIGER-MULLER TYPE TUBE HAVING ONE ELECTRODE WHICH HAS A MUCH LARGER AREA THAN THE OTHER, SAID TUBE HAVING A PREDETERMINED THRESHOLD BIASING LEVEL FOR THE REVERSE VOLTAGE DIRECTION, MEANS FOR BIASING SAID TUBE IN THE REVERSE DIRECTION WITH THE SMALL AREA ELECTRODE NEGATIVE WITH RESPECT TO THE LARGER
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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |