US3030622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dipole antenna provided with gas-tight housing
Assignee: TECHNICAL APPLIANCE CORP
•
Filing: 1959-04-07
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Granted: 1962-04-17
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Expires: 1979-04-07
Abstract
No abstract record available.
Inventors
- 👤 Robert T Leitner
- 👤 John E Drake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1388336A
Cited
US1747983A
Cited
US2462881A
Cited
US2627026A
Cited
US2454907A
Cited
US2823381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |