US2630495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phasing and synchronizing device for facsimile machines
Assignee: Western Union Telegraph Co
•
Filing: 1947-02-26
•
Granted: 1953-03-03
•
Expires: 1967-02-26
Abstract
No abstract record available.
Inventors
- 👤 Raleigh J Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:03
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2105897A
Cited
US2089846A
Cited
US2280688A
Cited
US2329077A
Cited
US2421438A
Cited
US2404571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |