US3036219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Passive radiation proximity detector
Assignee: Individual
•
Filing: 1958-05-01
•
Granted: 1962-05-22
•
Expires: 1978-05-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur V Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2000642A
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US2142378A
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US2503768A
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US2412822A
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US2444235A
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US2479031A
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US2573729A
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US2688564A
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GB701935A
Cited
US2700318A
Cited
US2813983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |