US2933047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure loaded pump
Assignee: Borg Warner Corp
•
Filing: 1956-11-05
•
Granted: 1960-04-19
•
Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Edwin R Judkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:47
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/0003; F04C15/0023; F04C15/0026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2420622A
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US2434135A
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US2627232A
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US2695566A
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US2649740A
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US2758548A
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US2691945A
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US2772638A
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US2728301A
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US2742862A
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US2816512A
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US2786553A
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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) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |