Patent US3089321A successfully refreshed from Google Patents.
US3089321A
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Circular knitting machine
Assignee: Kayser-Roth Corp
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Filing: 1961-12-18
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Granted: 1963-05-14
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Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Paul L Thurston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:38
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/26; D04B1/00; D04B1/10; D04B1/12; D04B1/126; D04B1/22; D04B1/24; D04B1/26; D04B15/00; D04B15/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A CIRCULAR KNITTING MACHINE COMPRISING A CIRCULAR SERIES OF INDEPENDENT NEEDLES, MECHANISM FOR INDIVIDUALLY OPERATING THE NEEDLES INCLUDING AN ELECTROMAGNET FOR EACH NEEDLE AND MEANS FOR CONTROLLING BOTH THE SEQUENCE OF OPERATION AND THE SELECTION OF THE NEEDLES COMPRISING SUPERIMPOSED CONTROLS, ONE FOR ENERGIZING SELECTED ONES OF SAID ELECTROMAGNETS AND ANOTHER CONTROLLING THE SEQUENCE IN WHICH THE SELECTED ELECTROMAGNETS ARE ENERGIZED.
Claim 2
Dependent Claim
61 words
A CIRCULAR KNITTING MACHINE COMPRISING A CIRCULAR SERIES OF INDEPENDENT NEEDLES, MECHANISM FOR INDIVIDUALLY OPERATING THE NEEDLES INCLUDING AN ELECTROMAGNET FOR EACH NEEDLE AND MEANS FOR CONTROLLING BOTH THE SEQUENCE OF OPERATION AND THE SELECTION OF THE NEEDLES COMPRISING SUPERIMPOSED CONTROLS, ONE FOR ENERGIZING SELECTED ONES OF SAID ELECTROMAGNETS AND ANOTHER CONTROLLING THE SEQUENCE IN WHICH THE SELECTED ELECTROMAGNETS ARE ENERGIZED.
References Cited (Backward Citations)
US1755809A
Cited
US2217022A
Cited
US2348932A
Cited
US2406525A
Cited
US3046762A
Cited
US3046763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |