US2575825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake mechanism
Assignee: American Brake Co
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Filing: 1948-03-27
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Granted: 1951-11-20
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Expires: 1968-03-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Mcgowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:58
CPC Classifications
B; B61; B61H; B61H13/00; B61H13/20; B61H13/22
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) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |