US3741836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of splicing synthetic thermoplastic carpet yarn ends
Assignee: Individual
•
Filing: 1971-07-19
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Granted: 1973-06-26
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Expires: 1991-07-19
Abstract
Abstract YARN ENDS FROM SUBSTANTIALLY SPENT PLURAL BEAMS OF CARPET YARNS ARE PREPARED FOR SPLICING WITH SIMILAR YARN ENDS OF NEW FULL BEAMS BY A SERIES OF ORDERLY PREPARATION STEPS. FOLLOWING THIS, EACH SET OF TRAILING YARN ENDS FROM A PREVIOUS SINGLE EXHAUSTED BEAM IS SPLICED QUICKLY BY THE OPERATION OF THE INVENTION SPLICING APPARATUS WITH THE YARN ENDS OF A SINGLE NEW BEAM, AND THE IDENTICAL SPLICING OPERATION IS REPEATED FOR A REQUIRED NUMBER OF NEW BEAMS UTILIZED IN PRODUCING A CARPET OF A GIVEN WIDTH.
Inventors
- 👤 W Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:40
CPC Classifications
D; D03; D03J; D03J1/00; D03J1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |