US3274597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for evaluating antennae
Assignee: Lockheed Martin Corp
•
Filing: 1963-05-07
•
Granted: 1966-09-20
•
Expires: 1983-05-07
Abstract
No abstract record available.
Inventors
- 👤 Alton M Archer
- 👤 Richard G Wyatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:08
CPC Classifications
G; G01; G01R; G01R29/00; G01R29/08; G01R29/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
IN AN APPARATUS FOR EVALUATING AN ANTENNA, MEANS FOR MOUNTING SAID ANTENNA SO THAT IT IS CONTINUOUSLY ROTATABLE ABOUT FIRST AND SECOND ORTHOGONAL AXES, FIRST MEANS FOR DRIVING SAID ANTENNA SO THAT IT ROTATES ABOUT SAID FIRST AXIS, SECOND MEANS FOR DRIVING SAID ANTENNA FOR ROTATION ABOUT SAID SECOND AXIS, RADIATOR MEANS FOR RADIATING RADIO FREQUENCY ENERGY TOWARD SAID ANTENNA, MEANS FOR MEASURING THE ENERGY RECEIVED BY SAID ANTENNA, COSINE POTENTIOMETER MEANS DRIVEN BY ROTATION OF SAID ANTENNA ABOUT ONE OF SAID AXES, THE ENERGY RECEIVED BY SAID ANTENNA BEING FED THROUGH SAID COSINE POTENTIOMETER, AND INTEGRATOR MEANS CONNECTED TO THE OUTPUT OF SAID COSINE POTENTIOMETER TO INTEGRATE THE RECEIVED SIGNAL.
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 |