US3057579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of earth satellite repeaters
Assignee: AT&T Inc
•
Filing: 1959-06-23
•
Granted: 1962-10-09
•
Expires: 1979-06-23
Abstract
No abstract record available.
Inventors
- 👤 Cassius C Cutler
- 👤 John R Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:43
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/28; B64G1/281; B64G1/40; B64G1/407; B64G1/244; B64G1/32; Y; Y10; Y10S; Y10S343/00; Y10S343/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US182172A
Cited
US2835548A
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 |