US2848647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiplexing system
Assignee: Unisys Corp
•
Filing: 1954-06-23
•
Granted: 1958-08-19
•
Expires: 1974-06-23
Abstract
No abstract record available.
Inventors
- 👤 Kuchinsky Saul
- 👤 Moss Hilary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:12
CPC Classifications
H; H04; H04J; H04J3/00; H04J3/02; H04J3/04; H04J3/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2465355A
Cited
US2513260A
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US2480130A
Cited
US2645680A
Cited
US2591997A
Cited
US2584144A
Cited
US2656485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |