US3013215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature controlled transistor circuit
Assignee: General Electric Co
•
Filing: 1959-06-16
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Granted: 1961-12-12
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Expires: 1979-06-16
Abstract
No abstract record available.
Inventors
- 👤 Richard T Buesing
- 👤 Wayne D Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:51
CPC Classifications
H; H03; H03F; H03F1/00; H03F1/30; H03F1/307; H03F3/00; H03F3/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |