US3480812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal generating device for use in conjunction with a dynamoelectric machine and the like
Assignee: General Electric Co
•
Filing: 1967-08-17
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Granted: 1969-11-25
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Expires: 1987-08-17
Abstract
No abstract record available.
Inventors
- 👤 Doran D Hershberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:34
CPC Classifications
H; H02; H02K; H02K21/00; H02K21/38; G; G01; G01P; G01P3/00; G01P3/42; G01P3/44; G01P3/48; G01P3/481; G01P3/488; H02K7/00; H02K7/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3198973A
Cited
US3134918A
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US3198974A
Cited
US3213303A
Cited
US3267399A
Cited
US3339097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |