Patent US2996994A successfully refreshed from Google Patents.
US2996994A
Expired / Lapsed
US
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Motor-pump apparatus
Assignee: Tokheim Corp
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Filing: 1959-05-04
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Granted: 1961-08-22
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 George W Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:16
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/04; F02M37/08; F02M37/10; F04; F04D; F04D13/00; F04D13/02; F04D13/021; F04D13/024; F04D13/026; F04D13/027; F04D13/06; F04D13/08; F04D13/086; F02M2037/082
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) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |