← Back to Patent Explorer
US3076307A Expired / Lapsed US ⏱️ 0.0 years remaining

Novelty core constructed yarn

Assignee: Kendall Co
•
Filing: 1961-12-18
•
Granted: 1963-02-05
•
Expires: 1981-12-18
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Preston F Marshall

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 07:42
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/34; D02G1/00; D02G1/16; Y; Y10; Y10S; Y10S297/00; Y10S297/06

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 118 words
A CORE-CONSTRUCTED YARN COMPRISING AT LEAST ONE CONTINUOUS GENERALLY STRAIGHT CENTRAL CORE STRAND EXTENDING GENERALLY AXIALLY OF SAID YARN AND AT LEAST ONE CONTINUOUS WRAPPING STRAND HAVING A MULTIPLICITY OF CLOSELY ADJACENT PORTIONS RANDOMLY DOUBLED BACK AND WOUND IN DOUBLED CONFIGURATION THEREABOUT IN THE FORM OF A CLOSE SPACED AND PARTIALLY OVERLAPPING HELIX FOR A PLURALITY OF TURNS WITH THE DOUBLED-BACK ENDS FORMING PEDICLED LOOPS WHICH EXTEND GENERALLY PERPENDICULAR TO AND RADIALLY FROM THE CENTRAL AXIS, AND PROJECTING OUTWARDLY THEREBEYOND, SAID YARN BEING ESSENTIALLY FREE FROM RESIDUAL WRAP BUT WITH THE INDIVIDUAL WRAPPING STRAND PORTIONS SO ENTANGLED, SNARLED AND FRICTIONALLY ENGAGED WITH ADJACENT STRAND PORTIONS OF SAID WRAPPING STRAND AND SAID CORE STRAND AS TO RESIST UNWINDING THEREOF.

References Cited (Backward Citations)

US2026736A Cited
FR814934A Cited
US2535376A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-02-04 1966-08-06 1967-02-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-02-04 1970-08-06 1971-02-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-02-04 1974-08-06 1975-02-05 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag