Patent US2835548A successfully refreshed from Google Patents.
US2835548A
Expired / Lapsed
US
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Satellite structure
Assignee: Individual
•
Filing: 1957-08-01
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Granted: 1958-05-20
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Expires: 1977-08-01
Abstract
No abstract record available.
Inventors
- 👤 Robert C Baumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:32
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/288; F; F42; F42B; F42B15/00; F42B15/01; Y; Y10; Y10S; Y10S343/00; Y10S343/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |