US1564261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive brake device
Assignee: Westinghouse Air Brake Co
•
Filing: 1924-08-14
•
Granted: 1925-12-08
•
Expires: 1944-08-14
Abstract
No abstract record available.
Inventors
- 👤 Andrew C Mathieson
- 👤 Joseph M Dapron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:52
CPC Classifications
B; B60; B60W; B60W10/00; B60W10/18; B60W10/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18064; Y10T74/20; Y10T74/20558
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1928-12-07 | 1929-06-08 | 1929-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-12-07 | 1933-06-08 | 1933-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-12-07 | 1937-06-08 | 1937-12-08 | $7700.00 | Window Closed / Lapsed |