Patent US2984296A successfully refreshed from Google Patents.
Patent US2985259A successfully refreshed from Google Patents.
US2985259A
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Assignee: Doosan Bobcat North America Inc
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Filing: 1958-06-17
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Granted: 1961-05-23
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Expires: 1978-06-17
Abstract
No abstract record available.
Inventors
- 👤 Richard H Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:48
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/42; F16D55/00; F16D55/24; F16D55/26; F16D55/28; F16D55/30; F16D2055/0075; F16D2055/0091; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/34; F16D2125/40; F16D2125/44; F16D2125/46; F16D2125/48
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) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |