US3174375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter having a clamping bar attached to the cutting blade with a lost-motion connection
Assignee: Challenge Machinery Co
•
Filing: 1963-08-19
•
Granted: 1965-03-23
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Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 Dan P Westra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:00
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/04; B26D1/06; B26D1/08; Y; Y10; Y10T; Y10T83/00; Y10T83/566; Y10T83/5669; Y10T83/5742; Y10T83/5751; Y10T83/869; Y10T83/8821; Y10T83/8837; Y10T83/884; Y10T83/8841; Y10T83/8847; Y10T83/887
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US105894A
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US290102A
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US353045A
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US839351A
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US995932A
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US1515013A
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US2667922A
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US2654429A
Cited
US2672197A
Cited
GB907353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |