US2648413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Braking system
Assignee: Individual
•
Filing: 1949-10-15
•
Granted: 1953-08-11
•
Expires: 1969-10-15
Abstract
No abstract record available.
Inventors
- 👤 John D Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:59
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/103; Y; Y10; Y10S; Y10S74/00; Y10S74/04; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1635873A
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US1682308A
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US1857053A
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US2082430A
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US2266213A
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US2334611A
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US2308822A
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US2387716A
Cited
US2412228A
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US2411632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |