Patent US2954760A successfully refreshed from Google Patents.
US2954760A
Expired / Lapsed
US
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Device for controlling the air inlet throttling member of a gas or dual fuel operated internal combustion engine
Assignee: Schweizerische Lokomotiv und Maschinenfabrik AG (SLM)
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Filing: 1959-07-13
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Granted: 1960-10-04
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Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Hug Hans Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:09
CPC Classifications
F; F02; F02D; F02D19/00; F02D19/06; F02D19/08; F02D19/10; F02D19/0602; F02D19/0605; F02D19/0663; F02D19/0673; F02D19/0678; F02D19/0684; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30
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) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |