US2527290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction brake applied and released by fluid pressure
Assignee: BETHLEHEM SUPPLY Co
•
Filing: 1944-06-22
•
Granted: 1950-10-24
•
Expires: 1964-06-22
Abstract
No abstract record available.
Inventors
- 👤 Carl M Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:24
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/26; F16D55/36; F16D55/40; B; B66; B66D; B66D5/00; B66D5/02; B66D5/24; B66D5/26; B66D2700/00; B66D2700/03; B66D2700/035; F16D2055/0004; F16D2055/0058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189906724A
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US1650338A
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US1743367A
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US1550550A
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US1723032A
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US1664680A
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US1883588A
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US1998811A
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US1838668A
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US2002990A
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US2071788A
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US2172788A
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US2239235A
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US2240218A
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US2342750A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |