US3478402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a wire race for antifriction bearings
Assignee: Eisenwerk Rothe Erde GmbH
•
Filing: 1966-09-13
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Granted: 1969-11-18
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Expires: 1986-09-13
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang Schmude
- 👤 Heinz Pohler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:00
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/361; F16C19/362; B; B21; B21D; B21D53/00; B21D53/10; F16C19/02; F16C19/14; F16C19/16; F16C19/163; F16C19/166; F16C19/18; F16C19/181; F16C19/38; F16C33/00; F16C33/30; F16C33/58; F16C33/60; F16C33/61; F16C2300/00; F16C2300/10; F16C2300/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/49689; Y10T29/49789; Y10T29/49798
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2036034A
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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) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |