US3377592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrahigh-frequency aerials
Assignee: Thales SA
•
Filing: 1959-11-24
•
Granted: 1968-04-09
•
Expires: 1979-11-24
Abstract
No abstract record available.
Inventors
- 👤 Robieux Jean
- 👤 Dumanchin Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:16
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/44; H01Q3/443; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/286; H01Q13/00; H01Q13/20; H01Q13/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
74 words
AN ULTRAHIGH-FREQUENCY DIRECTIONAL AERIAL COMPRISING IN COMBINATION: A FIRST TRANSMISSION LINE FOR PROPAGATING WAVE ENERGY: ELECTRICAL MEANS FOR CONTROLLING THE PHASE VELOCITY OF SAID ENERGY ALONG SAID LINE; A PLURALITY OF PARALLEL AND EQUALLY SPACED SECOND TRANSMISSION LINES, COUPLED TO SAID FIRST TRANSMISSION LINE, SAID SECOND TRANSMISSION LINES HAVING RADIATING ELEMENTS EQUALLY SPACED FROM EACH OTHER IN EACH LINE, THE RADIATING ELEMENTS OF SAID LINES BUILDING UP ROWS INCLINED OVER SAID FIRST TRANSMISSION LINE.
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |