US2833530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid mixing means
Assignee: Motors Liquidation Co
•
Filing: 1955-06-01
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Granted: 1958-05-06
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Expires: 1975-06-01
Abstract
No abstract record available.
Inventors
- 👤 Edward J Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:23
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191513339A
Cited
US1261756A
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US1478152A
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US1711748A
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US2190314A
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US2252955A
Cited
US2522196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |