Patent US2296252A successfully refreshed from Google Patents.
US2296252A
Expired / Lapsed
US
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Staple fiber cutting mechanism
Assignee: Akzo Nobel UK PLC
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Filing: 1942-03-12
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Granted: 1942-09-22
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Expires: 1962-03-12
Abstract
No abstract record available.
Inventors
- 👤 Henry H Bitler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:59
CPC Classifications
D; D01; D01G; D01G1/00; D01G1/02; D01G1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/485; Y10T83/492; Y10T83/647; Y10T83/6472
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-09-21 | 1946-03-23 | 1946-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-21 | 1950-03-23 | 1950-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-21 | 1954-03-23 | 1954-09-22 | $7700.00 | Window Closed / Lapsed |