Patent US3252161A successfully refreshed from Google Patents.
US3252161A
Expired / Lapsed
US
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Insulated tubular tower with metallic stiffeners for supporting plural dipoles internally thereof with minimum interference
Assignee: Siemens and Halske AG
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Filing: 1962-04-23
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Granted: 1966-05-17
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Expires: 1982-04-23
Abstract
No abstract record available.
Inventors
- 👤 Gottwald Waldemar
- 👤 Lobl Erwin
- 👤 Kruger Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:28
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/42; H01Q1/52; H01Q1/528
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A SENDER ANTENNA HAVING A TUBULAR MAST COMPRISING A TUBULAR INSULATING BODY IN WHICH ARE ENCLOSED DIPOLE FIELDS SECURED TO THE INNER WALLS THEREOF, SAID TUBULAR INSULATING MEMBER THUS SERVING AS A CARRIER FOR SAID DIPOLE FIELDS AND ALSO SERVING AS WEATHER PROTECTION THEREFOR, INSERT MEANS ENCLOSED WITHIN THE MATERIAL OF SAID TUBULAR INSULATING BODY, FOR REINFORCING SUCH BODY, SAID INSERT
Claim 2
Dependent Claim
61 words
A SENDER ANTENNA HAVING A TUBULAR MAST COMPRISING A TUBULAR INSULATING BODY IN WHICH ARE ENCLOSED DIPOLE FIELDS SECURED TO THE INNER WALLS THEREOF, SAID TUBULAR INSULATING MEMBER THUS SERVING AS A CARRIER FOR SAID DIPOLE FIELDS AND ALSO SERVING AS WEATHER PROTECTION THEREFOR, INSERT MEANS ENCLOSED WITHIN THE MATERIAL OF SAID TUBULAR INSULATING BODY, FOR REINFORCING SUCH BODY, SAID INSERT
References Cited (Backward Citations)
US2532919A
Cited
US2631237A
Cited
US2607009A
Cited
FR1120672A
Cited
FR1236873A
Cited
US3039100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |