Patent US1842771A successfully refreshed from Google Patents.
US1842771A
Expired / Lapsed
US
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Manifolding system for engines
Assignee: WHEELER SCHEBLER CARBURETOR CO
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Filing: 1929-02-08
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Granted: 1932-01-26
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Expires: 1949-02-08
Abstract
No abstract record available.
Inventors
- 👤 Harold H Timian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:57
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/10; F02M35/104; F02M35/112; F02M35/10091; F02M35/10118; F02M63/00; F02M2700/00; F02M2700/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-01-25 | 1935-07-27 | 1936-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-01-25 | 1939-07-27 | 1940-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-01-25 | 1943-07-27 | 1944-01-26 | $7700.00 | Window Closed / Lapsed |