Patent US2995696A successfully refreshed from Google Patents.
US2995696A
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US
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Alternating current generating system
Assignee: Siegler Corp
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Filing: 1958-10-06
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Granted: 1961-08-08
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Expires: 1978-10-06
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Stratton
- 👤 Keith M Chirgwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:40
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/42; H02P2101/00; H02P2101/30
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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |