US2594845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-stroke cycle internal-combustion engine
Assignee: Individual
•
Filing: 1946-03-22
•
Granted: 1952-04-29
•
Expires: 1966-03-22
Abstract
No abstract record available.
Inventors
- 👤 Baumann Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:19
CPC Classifications
F; F02; F02B; F02B25/00; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B2700/00; F02B2700/03; F02B2700/034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1600795A
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US729984A
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US1111841A
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GB191128866A
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US1127642A
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US1386394A
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FR570533A
Cited
GB347118A
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GB401239A
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US2403398A
Cited
US2292233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |