Patent US3230599A successfully refreshed from Google Patents.
US3230599A
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Method of producing needled felts
Assignee: Huyck Corp
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Filing: 1963-01-11
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Granted: 1966-01-25
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Expires: 1983-01-11
Abstract
No abstract record available.
Inventors
- 👤 Mckew Marshall
- 👤 Francis L Mckone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:18
CPC Classifications
D; D04; D04H; D04H18/00; D04H1/00; D04H1/70; D04H1/74; D21; D21F; D21F7/00; D21F7/08; D21F7/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A METHOD OF PRODUCING A PAPER MACHINE FELT WHICH COMPRISES: FORMING A BASE FABRIC WITH CERTAIN YARNS EXTENDING IN THE MACHINE DIRECTION AND OTHER YARNS EXTENDING IN THE CROSS MACHINE DIRECTION OF THE FELT, APPLYING TO ONE SURFACE OF SAID FABRIC A BATT OF FIBERS HAVING THE MAJORITY OF THE FIBERS THEREOF ORIENTED IN SUBSTANTIALLY THE CROSS MACHINE DIRECTION, AND NEEDING SAID BATT TO SAID BASE FABRIC BY NEEDLES HAVING ALL OF THEIR FIBER ENGAGING BARBS DISPOSED AT AN ANGLE OF NOT MORE THAN ABOUT 30* TO THE MACHINE DIRECTION YARNS.
Claim 2
Independent Claim
91 words
A METHOD OF PRODUCING A PAPER MACHINE FELT WHICH COMPRISES: FORMING A BASE FABRIC WITH CERTAIN YARNS EXTENDING IN THE MACHINE DIRECTION AND OTHER YARNS EXTENDING IN THE CROSS MACHINE DIRECTION OF THE FELT, APPLYING TO ONE SURFACE OF SAID FABRIC A BATT OF FIBERS HAVING THE MAJORITY OF THE FIBERS THEREOF ORIENTED IN SUBSTANTIALLY THE CROSS MACHINE DIRECTION, AND NEEDING SAID BATT TO SAID BASE FABRIC BY NEEDLES HAVING ALL OF THEIR FIBER ENGAGING BARBS DISPOSED AT AN ANGLE OF NOT MORE THAN ABOUT 30* TO THE MACHINE DIRECTION YARNS.
References Cited (Backward Citations)
US1314565A
Cited
US1035622A
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US1243133A
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US1225671A
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US2165772A
Cited
US2588228A
Cited
US2943379A
Cited
US3090100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |