US3563732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing alloys of tin based white metal
Assignee: Daido Metal Co Ltd
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Filing: 1968-07-24
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Granted: 1971-02-16
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Expires: 1988-07-24
Abstract
Abstract THE TIN BASED WHITE METAL BEARING ALLOY IS IMPROVED BY ADDING 0.1 TO 1.5% OF CADMIUM, 0.001 TO 0.1% OF BERYLLIUM AND 0.005 TO 0.2% OF CHROMIUM TO THE TIN BASED WHITE METAL INCLUDING 78 TO 92% OF TIN, 5.0 TO 13% OF ANTIMONY AND 3.0 TO 9.0% OF COPPER.
Inventors
- 👤 Nobukazu Morisaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:36
CPC Classifications
C; C22; C22C; C22C13/00; C22C13/02; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; F16C2204/00; F16C2204/30; F16C2204/34; F16C2326/00; F16C2326/30; F16C2360/00; F16C2360/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |