US2529264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined facsimile and code signaling system
Assignee: Western Union Telegraph Co
•
Filing: 1947-03-08
•
Granted: 1950-11-07
•
Expires: 1967-03-08
Abstract
No abstract record available.
Inventors
- 👤 Garvice H Ridings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:08
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/327; H04N1/32704
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1728978A
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US2142339A
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US2262715A
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US2220889A
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US2333272A
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US2388136A
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US2369578A
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US2356116A
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US2412198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |