Patent US2318271A successfully refreshed from Google Patents.
US2318271A
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Antenna transformer
Assignee: Alcatel Lucent Deutschland AG
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Filing: 1941-10-10
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Granted: 1943-05-04
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Expires: 1961-10-10
Abstract
No abstract record available.
Inventors
- 👤 Weiche Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:13
CPC Classifications
H; H01; H01Q; H01Q21/00; H01Q21/06; H01Q21/08; H01Q21/12; H01Q21/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-05-03 | 1946-11-02 | 1947-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-03 | 1950-11-02 | 1951-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-03 | 1954-11-02 | 1955-05-04 | $7700.00 | Window Closed / Lapsed |