US2689950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric pulse code modulation telemetering
Assignee: The General Electric Company PLC
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Filing: 1953-01-13
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Granted: 1954-09-21
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Expires: 1973-01-13
Abstract
No abstract record available.
Inventors
- 👤 Bayliss Alan John
- 👤 Stenning Luis Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:29
CPC Classifications
H; H03; H03M; H03M1/00; G; G08; G08C; G08C25/00; H03M1/06; H03M1/08
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) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |