US2875858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake mechanism
Assignee: Individual
•
Filing: 1956-08-14
•
Granted: 1959-03-03
•
Expires: 1976-08-14
Abstract
No abstract record available.
Inventors
- 👤 George W Dunham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:43
CPC Classifications
F; F16; F16D; F16D49/00; F16D49/08; F16D49/10; B; B66; B66D; B66D5/00; B66D2700/00; B66D2700/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1375415A
Cited
US1921593A
Cited
US1893427A
Cited
US1804773A
Cited
US2273328A
Cited
US2295224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |