US2650298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television booster circuits
Assignee: Standard Coil Products Co Inc
•
Filing: 1951-03-29
•
Granted: 1953-08-25
•
Expires: 1971-03-29
Abstract
No abstract record available.
Inventors
- 👤 Thias Edwin Paul
- 👤 Fischer Thomas Lee
- 👤 Gossard Thomas Fisher
- 👤 White Warren Whitmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:02
CPC Classifications
H; H03; H03J; H03J5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2228112A
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US2223049A
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US2262956A
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US2434299A
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US2549992A
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US2491809A
Cited
US2373184A
Cited
US2545681A
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US2497747A
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US2532263A
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US2543560A
Cited
DK63589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |