Patent US2962549A successfully refreshed from Google Patents.
US2962549A
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Method and apparatus for generating facsimile signals
Assignee: Alden Products Co Inc
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Filing: 1955-03-30
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Granted: 1960-11-29
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Expires: 1975-03-30
Abstract
No abstract record available.
Inventors
- 👤 Richard E Fricks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:30
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/36; H04N1/40; H04N1/403
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2150239A
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US2182000A
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US2217396A
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US2227109A
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US2200009A
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US2269590A
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US2485310A
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US2632810A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |