US2778233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power unit for supporting interchangeable power operated tools
Assignee: Turco Products Inc
•
Filing: 1954-07-06
•
Granted: 1957-01-22
•
Expires: 1974-07-06
Abstract
No abstract record available.
Inventors
- 👤 Frank R Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:24
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US860092A
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US1210783A
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US1278500A
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US2034505A
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US2432992A
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US2484071A
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US2630747A
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US2585859A
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US2520488A
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US2608043A
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US2662702A
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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) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |