Patent US2678703A successfully refreshed from Google Patents.
US2678703A
Expired / Lapsed
US
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Brake mechanism
Assignee: Caterpillar Inc
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Filing: 1951-04-03
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Granted: 1954-05-18
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Expires: 1971-04-03
Abstract
No abstract record available.
Inventors
- 👤 Russell C Williams
- 👤 Karl J Mogk
- 👤 James W Cambron
- 👤 Ivan R Lamport
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:05
CPC Classifications
F; F16; F16D; F16D49/00; F16D49/08; F16D49/10
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) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |