Patent US3274590A successfully refreshed from Google Patents.
US3274590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angle tracking storage radar system
Assignee: Individual
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Filing: 1950-02-06
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Granted: 1966-09-20
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Expires: 1970-02-06
Abstract
No abstract record available.
Inventors
- 👤 Robert M Page
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:00
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4445; G01S13/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN AN ECHO ENERGY OPERATIVE DETECTION DEVICE HAVING DIVERGENT, PARTLY OVERLAPPING ZONES OF RECEPTION, MEANS ALTERNATELY STORING IN CARRIER WAVES THE SIGNALS RECEIVED FROM SAID DIVERGENT, PARTLY OVERLAPPING ZONES OF RECEPTION DURING SUCCESSIVE SHORT DURATION WIDELY SEPARATED TIME INTERVALS, PLAYBACK MEANS REPRODUCING THE STORED SIGNALS DURING SUBSTANTIALLY THE ENTIRE TIME SPACING BETWEEN THE SUCCESSIVE SHORT DURATION TIME INTERVALS, A NARROW BANDWIDTH CARRIER WAVE SIGNAL INTEGRATING CIRCUIT, AND SIGNAL DELIVERY MEANS APPLYING THE REPRODUCED SIGNAL FROM THE PLAYBACK MEANS TO THE INTEGRATING CIRCUIT IN ONE POLARITY FOR ONE ZONE OF RECEPTION AND IN OPPOSING POLARITY FOR THE OPPOSING ZONE OF RECEPTION.
Claim 2
Dependent Claim
100 words
IN AN ECHO ENERGY OPERATIVE DETECTION DEVICE HAVING DIVERGENT, PARTLY OVERLAPPING ZONES OF RECEPTION, MEANS ALTERNATELY STORING IN CARRIER WAVES THE SIGNALS RECEIVED FROM SAID DIVERGENT, PARTLY OVERLAPPING ZONES OF RECEPTION DURING SUCCESSIVE SHORT DURATION WIDELY SEPARATED TIME INTERVALS, PLAYBACK MEANS REPRODUCING THE STORED SIGNALS DURING SUBSTANTIALLY THE ENTIRE TIME SPACING BETWEEN THE SUCCESSIVE SHORT DURATION TIME INTERVALS, A NARROW BANDWIDTH CARRIER WAVE SIGNAL INTEGRATING CIRCUIT, AND SIGNAL DELIVERY MEANS APPLYING THE REPRODUCED SIGNAL FROM THE PLAYBACK MEANS TO THE INTEGRATING CIRCUIT IN ONE POLARITY FOR ONE ZONE OF RECEPTION AND IN OPPOSING POLARITY FOR THE OPPOSING ZONE OF RECEPTION.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |