Patent US3023581A successfully refreshed from Google Patents.
US3023581A
Expired / Lapsed
US
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Fluid coupling
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1958-02-17
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Granted: 1962-03-06
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Expires: 1978-02-17
Abstract
No abstract record available.
Inventors
- 👤 Henry J Langlois
- 👤 Richard M Nelden
- 👤 Ragland Ben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:44
CPC Classifications
F; F16; F16D; F16D33/00; F16D33/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1203265A
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US1249261A
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US1226380A
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US1831770A
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US2021526A
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US2164173A
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US2245684A
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US2464215A
Cited
US2699642A
Cited
FR1091161A
Cited
US2862362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |