US3357017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for obtaining difference curves of stacked beam antennas
Assignee: Individual
•
Filing: 1966-09-02
•
Granted: 1967-12-05
•
Expires: 1986-09-02
Abstract
No abstract record available.
Inventors
- 👤 Albert B Jewell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:09
CPC Classifications
G; G01; G01R; G01R29/00; G01R29/08; G01R29/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A SYSTEM FOR PLOTTING DIFFERENCE CURVES OF A STACKED BEAM ANTENNA IN ROTATION WITH EACH ANTENNA HAVING A PAIR OF RADIATION ELEMENTS, THE SYSTEM COMPRISING: (A) A PAIR OF BROADBAND BOLOMETERS, ONE EACH CONNECTED TO EACH RADIATION ELEMENT; (B) A PAIR OF AMPLIFIERS HAVING LOGARITHMIC OUTPUTS, ONE EACH CONNECTED TO EACH BROADBAND BOLOMETER WITH ONE HAVING A POSITIVE D.C. OUTPUT AND THE OTHER HAVING A NEGATIVE D.C. OUTPUT;
Claim 2
Independent Claim
68 words
A SYSTEM FOR PLOTTING DIFFERENCE CURVES OF A STACKED BEAM ANTENNA IN ROTATION WITH EACH ANTENNA HAVING A PAIR OF RADIATION ELEMENTS, THE SYSTEM COMPRISING: (A) A PAIR OF BROADBAND BOLOMETERS, ONE EACH CONNECTED TO EACH RADIATION ELEMENT; (B) A PAIR OF AMPLIFIERS HAVING LOGARITHMIC OUTPUTS, ONE EACH CONNECTED TO EACH BROADBAND BOLOMETER WITH ONE HAVING A POSITIVE D.C. OUTPUT AND THE OTHER HAVING A NEGATIVE D.C. OUTPUT;
References Cited (Backward Citations)
US3153760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |