US2756994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittent feeding and cutting machine with variating means
Assignee: FJ Littell Machine Co
•
Filing: 1953-10-19
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Granted: 1956-07-31
•
Expires: 1973-10-19
Abstract
No abstract record available.
Inventors
- 👤 Chester M Wiig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:27
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/08; B21D43/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US247463A
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US1271603A
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US1732704A
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GB419866A
Cited
US2262915A
Cited
US2315446A
Cited
US2514261A
Cited
US2541737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |