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US2894064A Expired / Lapsed US ⏱️ 0.0 years remaining

High speed facsimile transmission systems

Assignee: Digital Control Systems Inc
•
Filing: 1958-03-11
•
Granted: 1959-07-07
•
Expires: 1978-03-11
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Abstract

No abstract record available.

Inventors

  • 👤 Austin G Cooley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 11:00
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/04; H04N1/06; H04N1/0664; H04N1/19; H04N1/191; H04N1/1911

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1771360A Cited
US1938990A Cited
US1945636A Cited
US2245286A Cited
US2202605A Cited
US2236502A Cited
US2355369A Cited
US2260511A Cited
US2353631A Cited
US2335047A Cited
US2321611A Cited
US2517265A Cited
US2690473A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-07-06 1963-01-05 1963-07-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-07-06 1967-01-05 1967-07-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-07-06 1971-01-05 1971-07-07 $7700.00 Window Closed / Lapsed

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