US2778341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control for hydraulic paper cutters
Assignee: Challenge Machinery Co
•
Filing: 1953-06-25
•
Granted: 1957-01-22
•
Expires: 1973-06-25
Abstract
No abstract record available.
Inventors
- 👤 Michael E Papanoli
- 👤 Lee James Wesley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:35
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/20; B26D7/22; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/887; Y10T83/8871
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US342073A
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US569281A
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US610584A
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US967565A
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US1085296A
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US1200802A
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US1764099A
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US1927583A
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US2105215A
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US2246379A
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US2379171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |