Patent US2478041A successfully refreshed from Google Patents.
US2478041A
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US
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Connecting rod
Assignee: Singer Co
•
Filing: 1945-09-21
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Granted: 1949-08-02
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Expires: 1965-09-21
Abstract
No abstract record available.
Inventors
- 👤 Daniel H Chason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:36
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; D; D05; D05B; D05B69/00; D05B69/14; D05B69/16; F16C; F16C7/00; F16C7/06; F16C2340/00; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32196; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32606; Y10T403/32631; Y10T403/32786; Y10T403/32811; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20888; Y10T74/20894; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2146; Y10T74/2151
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313764A
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US668591A
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US709400A
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US1009533A
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US1471110A
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US1537330A
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US1668124A
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US2279587A
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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) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |