US3010325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable mass and frictionless support means therefor
Assignee: Borg Warner Corp
•
Filing: 1958-04-15
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Granted: 1961-11-28
•
Expires: 1978-04-15
Abstract
No abstract record available.
Inventors
- 👤 John R Harkness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:37
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/16; G01V1/18; G01V1/181; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/097; G01P15/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1371022A
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US1676902A
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US1621129A
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US1546075A
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DE729894C
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US2407037A
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US2293134A
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US2725492A
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US2884282A
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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) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |