US2510714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing circuit for television cameras
Assignee: Allen B du Mont Laboratories Inc
•
Filing: 1946-02-09
•
Granted: 1950-06-06
•
Expires: 1966-02-09
Abstract
No abstract record available.
Inventors
- 👤 Patremio Salvatore Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/222; H04N5/262; H04N5/265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2017883A
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US2043997A
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US2146512A
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US2142339A
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US2164297A
Cited
US2193869A
Cited
US2286540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |