Patent US2986097A successfully refreshed from Google Patents.
US2986097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear pump or motor device
Assignee: Sundstrand Corp
•
Filing: 1959-01-07
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Granted: 1961-05-30
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Expires: 1979-01-07
Abstract
No abstract record available.
Inventors
- 👤 Richard S Chrzanowski
- 👤 William B Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:33
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/082; F04C2/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US237764A
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US237988A
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US1129091A
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US1870192A
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US1940410A
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US2233709A
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US2263548A
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US2498911A
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US2655108A
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US2880678A
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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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |