Patent US2526935A successfully refreshed from Google Patents.
US2526935A
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Hydraulically actuated clutch and brake mechanism
Assignee: Caterpillar Inc
•
Filing: 1947-12-22
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Granted: 1950-10-24
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Expires: 1967-12-22
Abstract
No abstract record available.
Inventors
- 👤 Morton M Coker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:19
CPC Classifications
B; B66; B66D; B66D5/00; B66D5/02; B66D5/24; B66D5/26; B66D2700/00; B66D2700/03; B66D2700/035; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7925; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86694; Y10T137/8671; Y10T137/86911; Y10T137/87265; Y10T137/87322; Y10T137/87499
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1864126A
Cited
US2220517A
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US2279597A
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US2270431A
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US2308299A
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US2366433A
Cited
US2392421A
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US2442510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |