US3058022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric generator
Assignee: Radiation Research Corp
•
Filing: 1959-04-14
•
Granted: 1962-10-09
•
Expires: 1979-04-14
Abstract
No abstract record available.
Inventors
- 👤 John H Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:36
CPC Classifications
H; H01; H01J; H01J40/00; H01J45/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB372392A
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US2120916A
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US2128103A
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US2150632A
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US2168259A
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US2563474A
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US2404803A
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US2512146A
Cited
US2813991A
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US2864026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |