Patent US2986226A successfully refreshed from Google Patents.
US2986226A
Expired / Lapsed
US
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Vehicle having pneumatic bag rollers
Assignee: FWD CORP
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Filing: 1957-05-21
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Granted: 1961-05-30
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Expires: 1977-05-21
Abstract
No abstract record available.
Inventors
- 👤 William F Elliott
- 👤 Walter J Frisch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:27
CPC Classifications
B; B60; B60B; B60B9/00; B60B9/18; B60B9/20; B60B9/22; B60B19/00; B60B19/12; B60B27/00; B60B27/0015; B60B27/0021; B60B27/0026; B60Y; B60Y2200/00; B60Y2200/40; Y; Y10; Y10S; Y10S280/00; Y10S280/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB287383A
Cited
GB412358A
Cited
US2219533A
Cited
US2215506A
Cited
US2374196A
Cited
US2435021A
Cited
US2802541A
Cited
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 |