US2451325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal expanding vehicle brake
Assignee: ThyssenKrupp Budd Co
•
Filing: 1943-09-21
•
Granted: 1948-10-12
•
Expires: 1963-09-21
Abstract
No abstract record available.
Inventors
- 👤 Carolus L Eksergian
- 👤 Robert B Temple
- 👤 Karl C Harle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:19
CPC Classifications
F; F16; F16D; F16D51/00; F16D51/16; F16D51/18; F16D51/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1663147A
Cited
US1967398A
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US1972829A
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US2127741A
Cited
USRE21380E
Cited
US2202661A
Cited
US2164878A
Cited
US2294293A
Cited
US2324979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |