Patent US2599461A successfully refreshed from Google Patents.
US2599461A
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Fluid coupling element
Assignee: Old Carco LLC
•
Filing: 1948-01-23
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Granted: 1952-06-03
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Expires: 1968-01-23
Abstract
No abstract record available.
Inventors
- 👤 Olavi M Koskinen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:35
CPC Classifications
F; F16; F16D; F16D33/00; F16D33/18; F16D33/20; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2358469A
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US2436412A
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US2360383A
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US2354587A
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US2429503A
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US2439630A
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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) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |