US2653995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intercarrier sound type television receiver volume control
Assignee: Avco Manufacturing Corp
•
Filing: 1950-08-30
•
Granted: 1953-09-29
•
Expires: 1970-08-30
Abstract
No abstract record available.
Inventors
- 👤 Homer G Boyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:35
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2351934A
Cited
US2037753A
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US2068112A
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US2074852A
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US2227056A
Cited
US2182328A
Cited
US2289821A
Cited
US2296921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |