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Patent US2811110A successfully refreshed from Google Patents.
US2811110A
Expired / Lapsed
US
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Vapor separating pump
Assignee: Individual
•
Filing: 1951-06-19
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Granted: 1957-10-29
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Expires: 1971-06-19
Abstract
No abstract record available.
Inventors
- 👤 Edwards Miles Lowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:27
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2261; F04D29/2277
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US966428A
Cited
US1211767A
Cited
US2392128A
Cited
US2427716A
Cited
US2422956A
Cited
US2660120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-28 | 1961-04-29 | 1961-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-28 | 1965-04-29 | 1965-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-28 | 1969-04-29 | 1969-10-29 | $7700.00 | Window Closed / Lapsed |