Patent US2898476A successfully refreshed from Google Patents.
US2898476A
Expired / Lapsed
US
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Transistor control apparatus
Assignee: Honeywell Inc
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Filing: 1955-07-05
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Granted: 1959-08-04
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Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 Jensen James Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:46
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/21; H02M7/217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2061011A
Cited
US2165048A
Cited
US2471834A
Cited
US2641701A
Cited
US2666819A
Cited
US2691073A
Cited
US2722649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |