Patent US2427449A successfully refreshed from Google Patents.
US2427449A
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US
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Universal joint
Assignee: UNIVERSAL PRODUCTS CO Inc
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Filing: 1944-06-23
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Granted: 1947-09-16
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Expires: 1964-06-23
Abstract
No abstract record available.
Inventors
- 👤 George E Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:58
CPC Classifications
F; F16; F16C; F16C21/00; F16C21/005; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/382; F16D3/385; F16C2240/00; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84; F16C2361/00; F16C2361/41; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US871271A
Cited
US1162703A
Cited
GB219828A
Cited
FR709142A
Cited
US2124803A
Cited
US2228715A
Cited
US2338169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-15 | 1951-03-17 | 1951-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-15 | 1955-03-17 | 1955-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-15 | 1959-03-17 | 1959-09-16 | $7700.00 | Window Closed / Lapsed |