US1909952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand brake
Assignee: W H MINER Inc
•
Filing: 1932-02-05
•
Granted: 1933-05-23
•
Expires: 1952-02-05
Abstract
No abstract record available.
Inventors
- 👤 Stacy B Haseltine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:20
CPC Classifications
B; B61; B61H; B61H13/00; B61H13/02; B61H13/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/2048
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) | 1936-05-22 | 1936-11-21 | 1937-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-22 | 1940-11-21 | 1941-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-22 | 1944-11-21 | 1945-05-23 | $7700.00 | Window Closed / Lapsed |