Patent JPS486631U successfully refreshed from Google Patents.
US3289403A
Expired / Lapsed
US
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Electronically controlled regulating device for gas turbines
Assignee: Saurer AG
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Filing: 1964-11-04
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Granted: 1966-12-06
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Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 Oprecht Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:39
CPC Classifications
G; G05; G05D; G05D13/00; F; F02; F02C; F02C9/00; F02C9/16; F02C9/26; F02C9/28; F02C9/32; H; H02; H02P; H02P23/00; H02P23/16
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |