US3038414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: VANTON PUMP AND EQUIPMENT CORP
•
Filing: 1958-06-05
•
Granted: 1962-06-12
•
Expires: 1978-06-05
Abstract
No abstract record available.
Inventors
- 👤 Edward A Margus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:11
CPC Classifications
F; F04; F04C; F04C15/00; F01; F01C; F01C21/00; F01C21/007; F04C2230/00; F04C2230/70; F04C2240/00; F04C2240/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE508558A
Cited
US1127668A
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US2135760A
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US2276355A
Cited
US2192660A
Cited
GB548998A
Cited
US2460617A
Cited
US2462481A
Cited
GB590045A
Cited
US2583572A
Cited
US2752860A
Cited
US2856860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |