US2265339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Facsimile telegraph system
Assignee: Western Union Telegraph Co
•
Filing: 1939-10-11
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Granted: 1941-12-09
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Expires: 1959-10-11
Abstract
No abstract record available.
Inventors
- 👤 William B Blanton
- 👤 Currie Frank Leslie
- 👤 George W Janson
- 👤 Louis G Stewart
- 👤 Raleigh J Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:28
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/32502; H04N1/32507; H04N1/32523; H04N1/32539; H04N2201/00; H04N2201/0077; H04N2201/0082; H04N2201/0086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-12-08 | 1945-06-09 | 1945-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-12-08 | 1949-06-09 | 1949-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-12-08 | 1953-06-09 | 1953-12-09 | $7700.00 | Window Closed / Lapsed |