US3369381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic control circuit for direct drive automatic
Assignee: Whirlpool Corp
•
Filing: 1965-09-13
•
Granted: 1968-02-20
•
Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Burke J Crane
- 👤 Douglas J Walker
- 👤 George H Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:49
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F37/304; D06F34/00; D06F34/08; H; H02; H02P; H02P7/00; H02P7/03; H02P7/04; D06F2103/00; D06F2103/44; D06F2103/46; D06F2105/00; D06F2105/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2225407A
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US2935674A
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US3095534A
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US3152462A
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US3248908A
Cited
US3264544A
Cited
US3194032A
Cited
US3184933A
Cited
US3152463A
Cited
US3216227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |