Patent US3028840A successfully refreshed from Google Patents.
US3028840A
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US
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Vibrationless percussive tool
Assignee: Individual
•
Filing: 1960-06-15
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Granted: 1962-04-10
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Expires: 1980-06-15
Abstract
No abstract record available.
Inventors
- 👤 Leaveil Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:43
CPC Classifications
B; B25; B25D; B25D17/00; B25D17/24; B25D9/00; B25D9/06; B25D9/08; B25D2217/00; B25D2217/0073; B25D2217/0076; B25D2217/0084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2400650A
Cited
US2679826A
Cited
US2762341A
Cited
US2748750A
Cited
US2730073A
Cited
US2752889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |