US2754679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration analyzing equipment
Assignee: Stewart Warner Corp
•
Filing: 1953-02-12
•
Granted: 1956-07-17
•
Expires: 1973-02-12
Abstract
No abstract record available.
Inventors
- 👤 Merlin O Petroff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:22
CPC Classifications
G; G01; G01H; G01H1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2322561A
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US2275256A
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US2331317A
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US2352219A
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US2411401A
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US2383588A
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US2616288A
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US2486896A
Cited
US2521141A
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US2711647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |