Patent US3497807A successfully refreshed from Google Patents.
US3497807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipurpose satellite system
Assignee: United States Department of the Navy
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Filing: 1966-08-31
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Granted: 1970-02-24
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Expires: 1986-08-31
Abstract
No abstract record available.
Inventors
- 👤 Robert R Newton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:29
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/14; H04B7/15; H04B7/185; H04B7/195
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A SATELLITE SYSTEM COMPRISING: A GROUP OF OBTAINING SATELLITES ARRANGED IN A PLURALITY OF ORBITAL PLANES ABOUT THE EARTH, THERE BEING A PLURALITY OF SATELLITES IN EACH OF SAID ORBITAL PLANES AND SAID ORBITAL PLANES INTERSECTING ABOVE THE EARTH NEAR THE NORTH AND SOUTH POLES THEREOF, THE SATELLITES EBING SO SPACED IN SAID PLANES THAT ANY POINT ON EARTH IS WITHIN LINE OF SIGHT OF AT LEAST ONE OF SAID SATELLITES AND ONE OF SAID SATELLITES IS WITHIN LINE OF SIGHT OF AT LEAST ONE OTHER SATELLITE IN THE SAME ORBITAL PLANE AND AT LEAST ONE OF SAID SATELLITES IN ANY ONE OF SAID PLANES IS IN LINE OF SIGHT OF AT LEAST ONE OF SAID SATELLITES IN AN ADJACENT PLANE, A SOURCE OF RADIAL SIGNALS ON THE GROUND, A SOURCE OF RADIO SIGNALS IN EACH OF THE SATELLITES, RECEIVER MEANS IN EACH OF SAID SATELLITES FOR RECEIVING A RADIO SIGNAL FROM ONE OF SAID SOURCES, AND TRANSMITTER MEANS IN EACH OF THE SATELLITES FOR TRANSMITTING A RECEIVED RADIO SIGNAL TO THE GROUND OR ANOTHER SATELLITE, THE ORBITAL PLANES BEING EQUALLY SPACED FROM EACH OTHER AND THE SATELLITES IN EACH SAID PLANE BEING EQUALLY SPACED FROM EACH OTHER AND TRAVELING IN THE SAME DIRECTION.
Claim 2
Dependent Claim
204 words
A SATELLITE SYSTEM COMPRISING: A GROUP OF OBTAINING SATELLITES ARRANGED IN A PLURALITY OF ORBITAL PLANES ABOUT THE EARTH, THERE BEING A PLURALITY OF SATELLITES IN EACH OF SAID ORBITAL PLANES AND SAID ORBITAL PLANES INTERSECTING ABOVE THE EARTH NEAR THE NORTH AND SOUTH POLES THEREOF, THE SATELLITES EBING SO SPACED IN SAID PLANES THAT ANY POINT ON EARTH IS WITHIN LINE OF SIGHT OF AT LEAST ONE OF SAID SATELLITES AND ONE OF SAID SATELLITES IS WITHIN LINE OF SIGHT OF AT LEAST ONE OTHER SATELLITE IN THE SAME ORBITAL PLANE AND AT LEAST ONE OF SAID SATELLITES IN ANY ONE OF SAID PLANES IS IN LINE OF SIGHT OF AT LEAST ONE OF SAID SATELLITES IN AN ADJACENT PLANE, A SOURCE OF RADIAL SIGNALS ON THE GROUND, A SOURCE OF RADIO SIGNALS IN EACH OF THE SATELLITES, RECEIVER MEANS IN EACH OF SAID SATELLITES FOR RECEIVING A RADIO SIGNAL FROM ONE OF SAID SOURCES, AND TRANSMITTER MEANS IN EACH OF THE SATELLITES FOR TRANSMITTING A RECEIVED RADIO SIGNAL TO THE GROUND OR ANOTHER SATELLITE, THE ORBITAL PLANES BEING EQUALLY SPACED FROM EACH OTHER AND THE SATELLITES IN EACH SAID PLANE BEING EQUALLY SPACED FROM EACH OTHER AND TRAVELING IN THE SAME DIRECTION.
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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |