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US2941429A
Expired / Lapsed
US
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Axial-impact type of hand tool for removing dents from metal parts
Assignee: RAY J WARREN
•
Filing: 1957-07-22
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Granted: 1960-06-21
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Alvie E Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:08
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/06; B21D1/065; Y; Y10; Y10S; Y10S72/00; Y10S72/705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH92745A
Cited
US1662538A
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US2466845A
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US2503426A
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US2622781A
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US2605658A
Cited
US2779089A
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US2799190A
Cited
US2791926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |