US3107948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic suspension bearing
Assignee: Sangamo Electric Co
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Filing: 1960-01-07
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Granted: 1963-10-22
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Expires: 1980-01-07
Abstract
No abstract record available.
Inventors
- 👤 Lovegrove Henry Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:10
CPC Classifications
F; F16; F16C; F16C39/00; F16C39/06; F16C39/063; F16C32/00; F16C32/04; F16C32/0406; F16C32/0408; F16C32/0423; F16C32/0427; G; G01; G01R; G01R11/00; G01R11/02; G01R11/12; G01R11/14; F16C2370/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |