US3434247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory tool
Assignee: Wen Products Inc
•
Filing: 1966-05-25
•
Granted: 1969-03-25
•
Expires: 1986-05-25
Abstract
No abstract record available.
Inventors
- 👤 Nicholas T Anton
- 👤 Lew H Daughetee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:58
CPC Classifications
B; B24; B24B; B24B23/00; B24B23/04; B24B23/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1741145A
Cited
US2054590A
Cited
US2193418A
Cited
US2434337A
Cited
US2786950A
Cited
US2809631A
Cited
US2817192A
Cited
US3083508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |