US2473646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expander tube for brakes
Assignee: Goodrich Corp
•
Filing: 1944-11-27
•
Granted: 1949-06-21
•
Expires: 1964-11-27
Abstract
No abstract record available.
Inventors
- 👤 Hollerith Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:00
CPC Classifications
F; F16; F16D; F16D51/00; F16D51/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US170155A
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US789689A
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US1089650A
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US1260284A
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US1585837A
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FR733564A
Cited
US2243229A
Cited
US2185250A
Cited
US2256431A
Cited
US2377170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |