US1805665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wired radio program apparatus
Assignee: Federal Telegraph Co
•
Filing: 1927-04-27
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Granted: 1931-05-19
•
Expires: 1947-04-27
Abstract
No abstract record available.
Inventors
- 👤 Clinton W Hough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:49
CPC Classifications
H; H04; H04H; H04H60/00; H04H60/35; H04H60/38; H04H60/40; H04H20/00; H04H20/65; H04H20/76; H04H20/77; H04H60/41; H04H60/43; H04H60/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-05-18 | 1934-11-17 | 1935-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-05-18 | 1938-11-17 | 1939-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-05-18 | 1942-11-17 | 1943-05-19 | $7700.00 | Window Closed / Lapsed |