US2500853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual operated brake with adjusting means
Assignee: Individual
•
Filing: 1945-01-24
•
Granted: 1950-03-14
•
Expires: 1965-01-24
Abstract
No abstract record available.
Inventors
- 👤 Derwin E Moses
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:12
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/18; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US287779A
Cited
US1341325A
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US1815157A
Cited
GB236584A
Cited
US1617020A
Cited
US1857413A
Cited
US1991603A
Cited
US2037868A
Cited
US2140751A
Cited
US2356517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |