US2741530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric facsimile recorders
Assignee: TIMES FACSIMILE Corp
•
Filing: 1952-05-06
•
Granted: 1956-04-10
•
Expires: 1972-05-06
Abstract
No abstract record available.
Inventors
- 👤 William H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:59
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/23; H04N1/04; H04N1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1643770A
Cited
US2085093A
Cited
US2125345A
Cited
US2582374A
Cited
US2591640A
Cited
US2548583A
Cited
US2639211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |