US2827610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillatory friction eliminator
Assignee: General Electric Co
•
Filing: 1953-04-15
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Granted: 1958-03-18
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Expires: 1973-04-15
Abstract
No abstract record available.
Inventors
- 👤 Paul K Hiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:33
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/02; G01R1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US654103A
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US678236A
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US677957A
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US2452244A
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US2486641A
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US2498261A
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US2427180A
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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) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |