Patent US3075482A successfully refreshed from Google Patents.
US3075482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-level tufted pile apparatus
Assignee: SPENCER WRIGHT INDUSTRIES Inc A CORP OF TENNESSEE
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Filing: 1961-06-15
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Granted: 1963-01-29
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Expires: 1981-06-15
Abstract
No abstract record available.
Inventors
- 👤 Roy T Card
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:43
CPC Classifications
D; D05; D05C; D05C15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN A TUFTING MACHINE, MEANS FOR SUPPORTING A BASE FABRIC, MEANS FOR STITCHING A YARN CONTINUOUSLY THROUGH SAID BASE FABRIC TO FORM LOOPS THEREIN, A LOOPER COMPRISING A FIRST BILL AND A SECOND BILL, BOTH SAID BILLS HAVING FREE ENDS ADAPTED TO ENTER SUBSTANTIALLY SIMULTANEOUSLY EACH LOOP IN SUCCESSION, MEANS FOR RELATIVELY MOVING LOOPS ALONG SAID BILLS AWAY FROM THEIR FREE ENDS, FIRST MEANS FOR RELEASABLY ENGAGING THE FREE END OF SAID FIRST BILL, SECOND MEANS FOR RELEASABLY ENGAGING THE FREE END OF SAID SECOND BILL, FIRST MEANS FOR BACKDRAWING YARN FROM A LOOP ON SAID FIRST BILL WITH SUFFICIENT TENSION TO CAUSE SAID YARN TO SEPARATE SAID FIRST ENGAGING MEANS FROM SAID FIRST FREE END WHEREBY SAID LOOP IS RELEASED FROM SAID FIRST BILL AND CAUGHT UPON SAID SECOND BILL, SECOND MEANS FOR BACKDRAWING YARN FORM A LOOP ON SAID
Claim 2
Dependent Claim
141 words
IN A TUFTING MACHINE, MEANS FOR SUPPORTING A BASE FABRIC, MEANS FOR STITCHING A YARN CONTINUOUSLY THROUGH SAID BASE FABRIC TO FORM LOOPS THEREIN, A LOOPER COMPRISING A FIRST BILL AND A SECOND BILL, BOTH SAID BILLS HAVING FREE ENDS ADAPTED TO ENTER SUBSTANTIALLY SIMULTANEOUSLY EACH LOOP IN SUCCESSION, MEANS FOR RELATIVELY MOVING LOOPS ALONG SAID BILLS AWAY FROM THEIR FREE ENDS, FIRST MEANS FOR RELEASABLY ENGAGING THE FREE END OF SAID FIRST BILL, SECOND MEANS FOR RELEASABLY ENGAGING THE FREE END OF SAID SECOND BILL, FIRST MEANS FOR BACKDRAWING YARN FROM A LOOP ON SAID FIRST BILL WITH SUFFICIENT TENSION TO CAUSE SAID YARN TO SEPARATE SAID FIRST ENGAGING MEANS FROM SAID FIRST FREE END WHEREBY SAID LOOP IS RELEASED FROM SAID FIRST BILL AND CAUGHT UPON SAID SECOND BILL, SECOND MEANS FOR BACKDRAWING YARN FORM A LOOP ON SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |