US2730567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Facsimile scanning method and apparatus for predetermined signal output and contrast
Assignee: TIMES FACSIMILE Corp
•
Filing: 1950-06-15
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Granted: 1956-01-10
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Expires: 1970-06-15
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Mcconnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:15
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/40; H04N1/407; H04N1/4072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2186542A
Cited
US2279242A
Cited
US2376034A
Cited
US2430095A
Cited
US2488927A
Cited
US2459293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |