Patent US2913811A successfully refreshed from Google Patents.
US2913811A
Expired / Lapsed
US
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Cold extrusion of bearing races
Assignee: American Radiator and Standard Sanitary Corp
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Filing: 1956-12-20
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Granted: 1959-11-24
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Expires: 1976-12-20
Abstract
No abstract record available.
Inventors
- 👤 John H Benson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:10
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/04; F; F16; F16C; F16C33/00; F16C33/30; F16C33/58; F16C33/64; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2220/00; F16C2220/40; F16C2220/48; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/49689
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1124359A
Cited
US1387638A
Cited
GB330840A
Cited
US2203125A
Cited
US2613429A
Cited
US2766512A
Cited
US2755543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |