US3220184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regulating device for gas turbines
Assignee: Saurer AG
•
Filing: 1963-01-28
•
Granted: 1965-11-30
•
Expires: 1983-01-28
Abstract
No abstract record available.
Inventors
- 👤 Oprecht Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:44
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)
US1201128A
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US2229499A
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GB710261A
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DE899297C
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US2848041A
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US3018625A
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US3121991A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |