Patent US3511998A successfully refreshed from Google Patents.
US3511998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acquisition system
Assignee: United States Department of the Navy
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Filing: 1966-03-18
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Granted: 1970-05-12
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Expires: 1986-03-18
Abstract
No abstract record available.
Inventors
- 👤 Melvin I Smokler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:12
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/38; H04B1/40; H04B1/54; G; G01; G01S; G01S3/00; G01S3/02; G01S3/14; G01S3/38; G01S3/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A COMMUNICATION SYSTEM COMPRISING: AT LEAST ONE EQUIPMENT FOR TRANSMITTING RADIANT ENERGY WITHIN A SMALL ANGLE AND AT A DETERMINABLE FREQUENCY; AT LEAST ONE EQUIPMENT FOR RECEIVING SAID TRANSMITTED RADIANT ENERGY WITHIN A LIMITED ANGLE OF VIEW; MEANS FOR DRIVING SAID RECEIVING EQUIPMENT ABOUT TWO ORTHOGONAL AXES; MEANS FOR DRIVING SAID TRANSMITTING EQUIPMENT THROUGH THE SOLID ANGLE OF A SPHERE IN THE SAME PERIOD OF TIME SAID RECEIVING EQUIPMENT IS DRIVEN THROUGH ITS SOLID ANGLE OF VIEW WHEREBY TRANSMISSION CONTACT IS COMPLETED BETWEEN SAID EQUIPMENTS IN A PERIOD OF TIME NOT EXCEEDING THE FULL PERIOD OF SCAN OF SAID RECEIVING EQUIPMENT; AND, MEANS RESPONSIVE TO SIGNALS TRANSMITTED BETWEEN SAID EQUIPMENTS FOR RECORDING THE RELATIVE BEARING OF SAID EQUIPMENTS RELATIVE TO EACH OTHER UPON INITIAL TRANSMISSION CONTACT.
Claim 2
Dependent Claim
126 words
A COMMUNICATION SYSTEM COMPRISING: AT LEAST ONE EQUIPMENT FOR TRANSMITTING RADIANT ENERGY WITHIN A SMALL ANGLE AND AT A DETERMINABLE FREQUENCY; AT LEAST ONE EQUIPMENT FOR RECEIVING SAID TRANSMITTED RADIANT ENERGY WITHIN A LIMITED ANGLE OF VIEW; MEANS FOR DRIVING SAID RECEIVING EQUIPMENT ABOUT TWO ORTHOGONAL AXES; MEANS FOR DRIVING SAID TRANSMITTING EQUIPMENT THROUGH THE SOLID ANGLE OF A SPHERE IN THE SAME PERIOD OF TIME SAID RECEIVING EQUIPMENT IS DRIVEN THROUGH ITS SOLID ANGLE OF VIEW WHEREBY TRANSMISSION CONTACT IS COMPLETED BETWEEN SAID EQUIPMENTS IN A PERIOD OF TIME NOT EXCEEDING THE FULL PERIOD OF SCAN OF SAID RECEIVING EQUIPMENT; AND, MEANS RESPONSIVE TO SIGNALS TRANSMITTED BETWEEN SAID EQUIPMENTS FOR RECORDING THE RELATIVE BEARING OF SAID EQUIPMENTS RELATIVE TO EACH OTHER UPON INITIAL TRANSMISSION CONTACT.
References Cited (Backward Citations)
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US2716746A
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US2964629A
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US3108270A
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US3206754A
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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) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |