US3046894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering pump mechanism
Assignee: Simmonds Aerocessories Inc
•
Filing: 1960-01-27
•
Granted: 1962-07-31
•
Expires: 1980-01-27
Abstract
No abstract record available.
Inventors
- 👤 James F Machen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:05
CPC Classifications
F; F02; F02D; F02D1/00; F02D2700/00; F02D2700/02; F02D2700/0269; F02D2700/0282; F02D2700/0284; F02D2700/0287
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US497092A
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US1352637A
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US2139155A
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US2119567A
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US2183436A
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GB498648A
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FR880336A
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US2640419A
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US2657631A
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US2685254A
Cited
DE911452C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |