Patent US3222890A successfully refreshed from Google Patents.
US3222890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting method and apparatus
Assignee: Draper Corp
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Filing: 1960-11-10
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Granted: 1965-12-14
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Expires: 1980-11-10
Abstract
No abstract record available.
Inventors
- 👤 Fregeolle Oscar
- 👤 Florian C Dube
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:22
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/26; D04B1/00; D04B1/10; D04B1/12; D04B1/126; D04B1/22; D04B1/24; D04B1/26; D04B9/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A METHOD OF KNITTING A SOLID COLOR TUBULAR FABRIC HAVING FIRST AND SECOND ADJACENT AREAS OF FIRST AND SECOND YARNS, RESPECTIVELY, ON A CIRCULAR, INDEPENDENT NEEDLE, KNITTING MACHINE HAVING A NEEDLE CYLINDER, NEEDLES AND AT LEAST A FIRST AND A SECOND KNITTING STATIONS WHICH COMPRISES THE STEPS OF RAISING TO A LATCH CLEARING POSITION AT SAID FIRST FEEDING STATION A NEEDLE AT ONE OF THE JUNCTIONS OF SAID AREAS, WRAPPING A BIGHT OF SAID SECOND YARN AROUND THE SHANK OF SAID RAISED NEEDLE, KNITTING SAID SECOND YARN IN SAID SECOND AREA AT SAID FIRST FEEDING STATION, AND KNITTING SAID FIRST YARN IN SAID FIRST AREA AT SAID SECOND FEEDING STATION AND DURING ONE AND THE SAME STROKE OF THE NEEDLE CYLINDER AS THAT OF THE PREVIOUS STEP, SAID RAISED NEEDLE NOW DRAWING A STITCH OF SAID FIRST YARN THROUGH BOTH SAID WRAPPED BIGHT AND A PREVIOUSLY DRAWN STITCH OF SAID FIRST YARN AND BEING THE LAST NEEDLE TO KNIT AT SAID ONE JUNCTION.
Claim 2
Independent Claim
163 words
A METHOD OF KNITTING A SOLID COLOR TUBULAR FABRIC HAVING FIRST AND SECOND ADJACENT AREAS OF FIRST AND SECOND YARNS, RESPECTIVELY, ON A CIRCULAR, INDEPENDENT NEEDLE, KNITTING MACHINE HAVING A NEEDLE CYLINDER, NEEDLES AND AT LEAST A FIRST AND A SECOND KNITTING STATIONS WHICH COMPRISES THE STEPS OF RAISING TO A LATCH CLEARING POSITION AT SAID FIRST FEEDING STATION A NEEDLE AT ONE OF THE JUNCTIONS OF SAID AREAS, WRAPPING A BIGHT OF SAID SECOND YARN AROUND THE SHANK OF SAID RAISED NEEDLE, KNITTING SAID SECOND YARN IN SAID SECOND AREA AT SAID FIRST FEEDING STATION, AND KNITTING SAID FIRST YARN IN SAID FIRST AREA AT SAID SECOND FEEDING STATION AND DURING ONE AND THE SAME STROKE OF THE NEEDLE CYLINDER AS THAT OF THE PREVIOUS STEP, SAID RAISED NEEDLE NOW DRAWING A STITCH OF SAID FIRST YARN THROUGH BOTH SAID WRAPPED BIGHT AND A PREVIOUSLY DRAWN STITCH OF SAID FIRST YARN AND BEING THE LAST NEEDLE TO KNIT AT SAID ONE JUNCTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |