US2716702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic radio program rating system
Assignee: Individual
•
Filing: 1951-08-20
•
Granted: 1955-08-30
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Expires: 1971-08-20
Abstract
No abstract record available.
Inventors
- 👤 Reynolds Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:32
CPC Classifications
H; H04; H04H; H04H60/00; H04H60/56; H04H60/58; H04H60/35; H04H60/38; H04H60/41; H04H60/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |