US2801592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Priming device for pumps
Assignee: AMERICAN FIRE APPARATUS CO
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Filing: 1954-06-04
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Granted: 1957-08-06
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Expires: 1974-06-04
Abstract
No abstract record available.
Inventors
- 👤 Benjamin D Barton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:39
CPC Classifications
F; F04; F04D; F04D9/00; F04D9/04; F04D9/06; F04D9/065; F16; F16K; F16K15/00; F16K15/02; F16K15/04; F16K15/042; F16K2200/00; F16K2200/40; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3068; Y10T137/7722; Y10T137/7781; Y10T137/7783; Y10T137/7837; Y10T137/7838; Y10T137/7847
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |