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US3473758A
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Roll-up solar array
Assignee: National Aeronautics and Space Administration
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Filing: 1967-11-09
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Granted: 1969-10-21
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Expires: 1987-11-09
Abstract
No abstract record available.
Inventors
- 👤 Herman P Valentijn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:31
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/42; B64G1/44; B64G1/443; B64G1/222; B64G1/2221; B64G1/2225; Y; Y10; Y10S; Y10S136/00; Y10S136/291; Y10S136/292
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |