US3063529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking clutch
Assignee: Doosan Bobcat North America Inc
•
Filing: 1959-09-25
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Granted: 1962-11-13
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Charles A Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:32
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06; F16D25/00; F16D25/10; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/3023; F16D2023/0643
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1950914A
Cited
US2592695A
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US2633954A
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US2633955A
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US2667035A
Cited
GB761411A
Cited
US2883021A
Cited
US2807343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |