US3473580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contour cutting attachment for band saw
Assignee: Marlan Co
•
Filing: 1967-01-25
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Granted: 1969-10-21
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Expires: 1987-01-25
Abstract
No abstract record available.
Inventors
- 👤 Lyman D Dunn
- 👤 Stanley Gembicki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:11
CPC Classifications
B; B23; B23D; B23D53/00; B23D53/06; B27; B27B; B27B13/00; B27B13/04; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6545; Y10T83/6563; Y10T83/6564; Y10T83/707
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |