Patent US2300286A successfully refreshed from Google Patents.
Patent US2230746A successfully refreshed from Google Patents.
US2230746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake operating means
Assignee: Individual
•
Filing: 1940-01-04
•
Granted: 1941-02-04
•
Expires: 1960-01-04
Abstract
No abstract record available.
Inventors
- 👤 Gladstone Scotty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:17
CPC Classifications
G; G05; G05G; G05G23/00; F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54; G05G2700/00; G05G2700/02; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20672; Y10T74/20708
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1944-02-04 | 1944-08-05 | 1945-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-04 | 1948-08-05 | 1949-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-04 | 1952-08-05 | 1953-02-04 | $7700.00 | Window Closed / Lapsed |