US2786950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory power tool
Assignee: Syncro Corp
•
Filing: 1953-02-09
•
Granted: 1957-03-26
•
Expires: 1973-02-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Carmichael
- 👤 Edward G Sturgeon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:49
CPC Classifications
B; B24; B24B; B24B23/00; B24B23/04; B24B23/046; H; H02; H02K; H02K33/00; H02K33/02; H02K33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US713486A
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US939331A
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US1668966A
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US2238390A
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CH217613A
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US2324292A
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GB614242A
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US2430414A
Cited
US2634559A
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US2632121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |