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Patent US2983818A successfully refreshed from Google Patents.
US2983818A
Expired / Lapsed
US
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Radiation meter
Assignee: Electronic Products Co
•
Filing: 1957-10-22
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Granted: 1961-05-09
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Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 James M Constable
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:01
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB677676A
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US2716523A
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US2744198A
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US2829269A
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US2824237A
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US2883551A
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US2816237A
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US2866100A
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US2838680A
Cited
US2903605A
Cited
US2809303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |