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US2648552A
Expired / Lapsed
US
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Retainer mechanism for quick disconnect coupling
Assignee: Bendix Aviation Corp
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Filing: 1949-08-03
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Granted: 1953-08-11
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Expires: 1969-08-03
Abstract
No abstract record available.
Inventors
- 👤 Carlos B Livers
- 👤 Alvin A Meddock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:35
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1482722A
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US810584A
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US996079A
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US1148913A
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US1481392A
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US1926949A
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DE692800C
Cited
US2221492A
Cited
US2494774A
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 |