US3235805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Omnipole antenna
Assignee: Individual
•
Filing: 1961-09-20
•
Granted: 1966-02-15
•
Expires: 1981-09-20
Abstract
No abstract record available.
Inventors
- 👤 Donald L Hings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:24
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/36; H01Q1/362
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
AN ENTANNA COMPRISING, A FIRST AND SECOND COIL PORTIONS EACH HAVING AN AXIAL LENGTH DIMENSION, MEANS FOR CONNECTING SAID COIL PORTIONS IN SERIES, MEANS FOR MOUNTING SAID COIL PORTIONS WITH THE LENGTH DIMENSIONS THEREOF IN A SINGLE PLANE AND DISPOSED SUBSTANTIALLY PARALLEL, A MAIN TUNING CAPACITOR CONNECTED TO SAID TWO COIL PORTIONS AND TO GROUND, AND A DIFFERENTIAL TRIMMER CAPACITOR CONNECTED TO SAID TWO COIL PORTIONS AND TO GROUND.
Claim 2
Dependent Claim
69 words
AN ENTANNA COMPRISING, A FIRST AND SECOND COIL PORTIONS EACH HAVING AN AXIAL LENGTH DIMENSION, MEANS FOR CONNECTING SAID COIL PORTIONS IN SERIES, MEANS FOR MOUNTING SAID COIL PORTIONS WITH THE LENGTH DIMENSIONS THEREOF IN A SINGLE PLANE AND DISPOSED SUBSTANTIALLY PARALLEL, A MAIN TUNING CAPACITOR CONNECTED TO SAID TWO COIL PORTIONS AND TO GROUND, AND A DIFFERENTIAL TRIMMER CAPACITOR CONNECTED TO SAID TWO COIL PORTIONS AND TO GROUND.
References Cited (Backward Citations)
US1092294A
Cited
US1704497A
Cited
US1999258A
Cited
US2407420A
Cited
US2753530A
Cited
FR1184767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |