US2966639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diminutive coaxial line resistive termination
Assignee: Bird Electronic Corp
•
Filing: 1955-06-06
•
Granted: 1960-12-27
•
Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Heller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:31
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2438915A
Cited
US2443635A
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US2793352A
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US2556642A
Cited
DE819549C
Cited
US2740098A
Cited
US2844792A
Cited
US2839730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |