Patent US3425467A successfully refreshed from Google Patents.
US3425467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Router tool with saw chain cutters
Assignee: WILLIS WAY CORP
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Filing: 1965-01-11
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Granted: 1969-02-04
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Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Bobby G Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:28
CPC Classifications
B; B27; B27G; B27G13/00; B27G13/005; B27G13/12; B27G13/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US501213A
Cited
US933695A
Cited
GB404795A
Cited
US2475892A
Cited
US2832380A
Cited
US2958348A
Cited
US3135304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |