Patent US3879708A successfully refreshed from Google Patents.
Patent US3344596A successfully refreshed from Google Patents.
US3344596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile yarn and process therefor
Assignee: Kendall Co
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Filing: 1965-04-01
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Granted: 1967-10-03
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Expires: 1985-04-01
Abstract
No abstract record available.
Inventors
- 👤 Ronald F Spicer
- 👤 Preston F Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:21
CPC Classifications
D; D02; D02G; D02G1/00; D02G3/00; D02G3/22; D02G3/32; D02G3/328; D10; D10B; D10B2401/00; D10B2401/02; D10B2401/024
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
99 words
A TRANSIENTLY STABILIZED YARN CAPABLE OF EVENTUAL LIMITED ELONGATION COMPRISING: A FIRST EXTENSIBLE CORE STRAND AND A SECOND, SUBSTANTIALLY INEXTENSIBLE, TRANSIETN CORE STRAND, SAID CORE STRANDS BEING DISPOSED IN SUBSTANTIALLY PARALLEL ARRANGEMENT, TOGETHER WITH A FIRST WRAPPING STRAND DISPOSED ABOUT BOTH CORE STRANDS IN THE FORM OF DOUBLED-BACK LOOPS IN BIFILAR ARRANGEMENT, AND A SECOND WRAPPING STRAND DISPOSED ABOUT THE RESULTING THREE-COMPONENT YARN IN THE FORM OF DOUBLEDBACK LOOPS IN BIFILAR ARRANGEMENT, BOTH WRAPPING STRANDS POSSESSING NO NET TRUE TWIST AROUND SAID CORE STRANDS, SAID FIRST WRAPPING STRAND HAVING A LOWER DEGREE OF OVERFEED THAN SAID SECOND WRAPPING STRAND.
Claim 2
Dependent Claim
99 words
A TRANSIENTLY STABILIZED YARN CAPABLE OF EVENTUAL LIMITED ELONGATION COMPRISING: A FIRST EXTENSIBLE CORE STRAND AND A SECOND, SUBSTANTIALLY INEXTENSIBLE, TRANSIETN CORE STRAND, SAID CORE STRANDS BEING DISPOSED IN SUBSTANTIALLY PARALLEL ARRANGEMENT, TOGETHER WITH A FIRST WRAPPING STRAND DISPOSED ABOUT BOTH CORE STRANDS IN THE FORM OF DOUBLED-BACK LOOPS IN BIFILAR ARRANGEMENT, AND A SECOND WRAPPING STRAND DISPOSED ABOUT THE RESULTING THREE-COMPONENT YARN IN THE FORM OF DOUBLEDBACK LOOPS IN BIFILAR ARRANGEMENT, BOTH WRAPPING STRANDS POSSESSING NO NET TRUE TWIST AROUND SAID CORE STRANDS, SAID FIRST WRAPPING STRAND HAVING A LOWER DEGREE OF OVERFEED THAN SAID SECOND WRAPPING STRAND.
Claim 3
Dependent Claim
49 words
THE PROCESS OF MAKING A TRANSIENTLY STABILIZED YARN CAPABLE OF EVENTUAL LIMITED ELONGATION WHICH COMPRISES: COMBINING IN ESSENTIALLY PARALLEL ARRANGEMENT AN EXTENSIBLE CORE STRAND AND A SUBSTANTIALLY INEXTENSIBLE TRANSIENT CORE STRAND, WRAPPING BOTH CORE STRANDS WITH A FIRST WRAPPING STRAND ASSOCIATED WITH SAID CORE STRANDS IN THE FORM OF
Claim 4
Dependent Claim
49 words
THE PROCESS OF MAKING A TRANSIENTLY STABILIZED YARN CAPABLE OF EVENTUAL LIMITED ELONGATION WHICH COMPRISES: COMBINING IN ESSENTIALLY PARALLEL ARRANGEMENT AN EXTENSIBLE CORE STRAND AND A SUBSTANTIALLY INEXTENSIBLE TRANSIENT CORE STRAND, WRAPPING BOTH CORE STRANDS WITH A FIRST WRAPPING STRAND ASSOCIATED WITH SAID CORE STRANDS IN THE FORM OF
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |