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US2728863A
Expired / Lapsed
US
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Radiation meter
Assignee: Tracerlab Inc
•
Filing: 1953-04-03
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Granted: 1955-12-27
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Expires: 1973-04-03
Abstract
No abstract record available.
Inventors
- 👤 William F Goodyear
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:49
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/20; G01T1/2006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2172324A
Cited
US2407564A
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US2647436A
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US2615079A
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US2594703A
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US2625653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |