US2154651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool retainer for portable power driven tools
Assignee: WODACK ELECTRIC TOOL Corp
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Filing: 1937-03-04
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Granted: 1939-04-18
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Expires: 1957-03-04
Abstract
No abstract record available.
Inventors
- 👤 Oscar P Wodack
- 👤 Hugo M Zschau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:36
CPC Classifications
B; B25; B25D; B25D17/00; B25D17/08; F; F16; F16B; F16B2200/00; F16B2200/10; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17042; Y10T279/17094; Y10T403/00; Y10T403/45; Y10T403/453; Y10T403/70; Y10T403/7075; Y10T403/7077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-04-17 | 1942-10-17 | 1943-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-17 | 1946-10-17 | 1947-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-17 | 1950-10-17 | 1951-04-18 | $7700.00 | Window Closed / Lapsed |