US2726690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contour guide for routers
Assignee: Individual
•
Filing: 1951-07-31
•
Granted: 1955-12-13
•
Expires: 1971-07-31
Abstract
No abstract record available.
Inventors
- 👤 Walter C Schacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:01
CPC Classifications
B; B27; B27C; B27C5/00; B27C5/10; B23; B23C; B23C3/00; B23C3/12; B23C3/126; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/306216; Y10T409/306496
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2140120A
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US2238304A
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US2400933A
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US2466045A
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US2587994A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |