Patent US2660461A successfully refreshed from Google Patents.
US2660461A
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US
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Swivel joint
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1947-03-10
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Granted: 1953-11-24
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Expires: 1967-03-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Corby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:56
CPC Classifications
F; F03; F03B; F03B3/00; F03B3/12; F03B3/14; F03B3/145; F05; F05B; F05B2260/00; F05B2260/70; F05B2260/76; Y; Y02; Y02E; Y02E10/00; Y02E10/20; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1921942A
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US2048324A
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US2126408A
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US2065509A
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US2028448A
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US2145805A
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US2281098A
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US2308613A
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US2440873A
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US2487989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |