Patent US2969744A successfully refreshed from Google Patents.
US2969744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear motor or pump
Assignee: GENERAL METALS CORP
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Filing: 1959-03-10
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Granted: 1961-01-31
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Expires: 1979-03-10
Abstract
No abstract record available.
Inventors
- 👤 James F Hoffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:57
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/14; F04C2/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1963705A
Cited
US2103524A
Cited
US2714856A
Cited
US2758548A
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US2772638A
Cited
US2707441A
Cited
GB815505A
Cited
US2880678A
Cited
GB815503A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |