US2747663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn cutter
Assignee: EIDP Inc
•
Filing: 1951-12-28
•
Granted: 1956-05-29
•
Expires: 1971-12-28
Abstract
No abstract record available.
Inventors
- 👤 Harry M Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:03
CPC Classifications
D; D01; D01G; D01G1/00; D01G1/02; D01G1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6473
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN APPARATUS FOR PRODUCING STAPLE FIBERS FROM CONTINUOUS FILAMENTS COMPRISING A STATIONARY KNIFE AND A ROTATING MEMBER HAVING A PASSAGEWAY THEREIN TO FEED SAID FILAMENTS THROUGH SAID MEMBER TO SAID KNIFE, AN INSERT IN SAID PASSAGEWAY PROTRUDING FROM THE EXIT END OF SAID PASSAGEWAY, SAID INSERT BEING COMPOSED OF A SOFT, SHAVEABLE MATERIAL.
Claim 2
Dependent Claim
53 words
IN APPARATUS FOR PRODUCING STAPLE FIBERS FROM CONTINUOUS FILAMENTS COMPRISING A STATIONARY KNIFE AND A ROTATING MEMBER HAVING A PASSAGEWAY THEREIN TO FEED SAID FILAMENTS THROUGH SAID MEMBER TO SAID KNIFE, AN INSERT IN SAID PASSAGEWAY PROTRUDING FROM THE EXIT END OF SAID PASSAGEWAY, SAID INSERT BEING COMPOSED OF A SOFT, SHAVEABLE MATERIAL.
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US1443327A
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US1533124A
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US1485886A
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US1617801A
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US2394603A
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |