US3490950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective conversion of solar energy with radiation resistant solar energy converter array
Assignee: Raytheon Co
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Filing: 1964-05-26
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Granted: 1970-01-20
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jon H Myer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
H; H10; H10P; H10P95/00; F; F24; F24S; F24S23/00; F24S23/70; F24S23/77; F24S23/80; H10F; H10F77/00; H10F77/40; H10F77/42; H10F77/488; H10F77/80; F24S2023/83; F24S2023/834; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/50; Y02E10/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2206196A
Cited
US2201606A
Cited
US2951163A
Cited
US2919298A
Cited
US3278811A
Cited
US3232795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |