US3470824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic drive pump
Assignee: Walbro Corp
•
Filing: 1968-09-12
•
Granted: 1969-10-07
•
Expires: 1988-09-12
Abstract
No abstract record available.
Inventors
- 👤 Alton J O'connor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:30
CPC Classifications
F; F04; F04C; F04C14/00; F04C14/24; F04C14/26; F04C14/265; F04C15/00; F04C15/0057; F04C15/0061; F04C15/0069; F04D; F04D13/00; F04D13/02; F04D13/021; F04D13/024; F04D13/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2429114A
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US2915976A
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US2915977A
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US2996994A
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US2885126A
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US2779513A
Cited
US2918873A
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US2951447A
Cited
US3089514A
Cited
US3238878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |