US2686091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump liner
Assignee: Mission Manufacturing Co
•
Filing: 1952-02-28
•
Granted: 1954-08-10
•
Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Henry B Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:17
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/16; F04B53/162; F04B53/166; Y; Y10; Y10T; Y10T156/00; Y10T156/11; Y10T156/1153; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49236; Y10T29/4927; Y10T29/49272; Y10T29/49815; Y10T29/49826; Y10T29/49863; Y10T29/49865; Y10T29/49888
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US316749A
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US642537A
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FR701758A
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US2029369A
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US2522171A
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US2478982A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |