US2595932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scavenging two-cycle engine
Assignee: Gesellschaft zur Foerderung der Forschung an der Eidgenoessischen Technischen Hochschule
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Filing: 1947-07-02
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Granted: 1952-05-06
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Expires: 1967-07-02
Abstract
No abstract record available.
Inventors
- 👤 Eichelberg Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:35
CPC Classifications
F; F02; F02B; F02B25/00; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B2700/00; F02B2700/03; F02B2700/037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1407586A
Cited
US744881A
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US1092109A
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US1043254A
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US2055338A
Cited
GB402333A
Cited
US2206632A
Cited
US2281585A
Cited
GB553965A
Cited
US2431266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |