US2842616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic transmitter, receiver, and regenerative repeater for telegraph signals in a start-stop code
Assignee: Government of Netherlands
•
Filing: 1952-11-24
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Granted: 1958-07-08
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Expires: 1972-11-24
Abstract
No abstract record available.
Inventors
- 👤 Snijders Antonie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:50
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/02; H04L25/06; H03; H03K; H03K17/00; H03K17/51; H03K17/74; H04L17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR945227A
Cited
US2543874A
Cited
US2612562A
Cited
US2612563A
Cited
US2649502A
Cited
US2648725A
Cited
US2732428A
Cited
US2595714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |