Patent US5082354A successfully refreshed from Google Patents.
US3036263A
Expired / Lapsed
US
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Electric impedances of variable value
Assignee: Telephone Cables Ltd
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Filing: 1958-07-22
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Granted: 1962-05-22
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Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 Hallas Lister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:42
CPC Classifications
H; H01; H01G; H01G2/00; G; G01; G01R; G01R1/00; G01R1/20; G01R1/203; H01C; H01C10/00; H01C10/06; H03; H03H; H03H5/00; H03H5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |