US2999222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric control unit
Assignee: General Electric Co
•
Filing: 1957-10-22
•
Granted: 1961-09-05
•
Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Charles J Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:43
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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DE826176C
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US2617090A
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US2790948A
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US2802185A
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GB743490A
Cited
US2814786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |