US2769856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiplex facsimile system
Assignee: RCA Corp
•
Filing: 1950-05-13
•
Granted: 1956-11-06
•
Expires: 1970-05-13
Abstract
No abstract record available.
Inventors
- 👤 Artzt Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:59
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/04; H04N1/12; H04N1/16; H04N1/00095; H04N1/19; H04N1/191; H04N1/1911; H04N1/1912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1990544A
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US2303357A
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US2298911A
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US2335180A
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US2423769A
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US2390850A
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US2532799A
Cited
US2579475A
Cited
US2609440A
Cited
US2564556A
Cited
US2529978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |