US2791124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fine tuning unit
Assignee: Standard Coil Products Co Inc
•
Filing: 1951-12-13
•
Granted: 1957-05-07
•
Expires: 1971-12-13
Abstract
No abstract record available.
Inventors
- 👤 Gossard Thomas Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:06
CPC Classifications
H; H03; H03H; H03H5/00; H03H5/006; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2078637A
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US2288539A
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US2341345A
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US2395520A
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US2455326A
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US2551228A
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US2580895A
Cited
US2558454A
Cited
US2579659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-06 | 1960-11-05 | 1961-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-06 | 1964-11-05 | 1965-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-06 | 1968-11-05 | 1969-05-07 | $7700.00 | Window Closed / Lapsed |