Patent US2040098A successfully refreshed from Google Patents.
Patent US2638330A successfully refreshed from Google Patents.
US2638330A
Expired / Lapsed
US
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Carburetor
Assignee: Individual
•
Filing: 1949-09-13
•
Granted: 1953-05-12
•
Expires: 1969-09-13
Abstract
No abstract record available.
Inventors
- 👤 Morgenroth Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:06
CPC Classifications
F; F02; F02M; F02M9/00; F02M9/02; F02M9/026; F02M23/00; F02M23/02; F02M23/03; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S261/00; Y10S261/20; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86815; Y10T137/86823
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2325546A
Cited
US1778904A
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US1833196A
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US1978664A
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US1882722A
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US1929194A
Cited
US1935801A
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US2254834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |