US2810892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission line
Assignee: Lockheed Martin Corp
•
Filing: 1954-03-05
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Granted: 1957-10-22
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Expires: 1974-03-05
Abstract
No abstract record available.
Inventors
- 👤 Blitz Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:36
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/02; H01P3/08; H01P3/085; H05; H05K; H05K1/00; H05K1/02; H05K1/0213; H05K1/0237; H05K1/0245; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/09654; H05K2201/09672
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |