US3158985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile yarns and method of making the same
Assignee: Kendall Co
•
Filing: 1963-06-04
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Granted: 1964-12-01
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Ronald F Spicer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:47
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/32; D10; D10B; D10B2321/00; D10B2321/06; Y; Y10; Y10S; Y10S264/00; Y10S264/77
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A PROCESS FOR MAKING A TRANSIENTLY-STABILIZED, POTENTIALLY ELASTIC COMPOSITE YARN WHICH COMPRISES COMBINING IN ESSENTIALLY PARALLEL ARRANGEMENT AN ELASTIC CORE STRAND AN INELASTIC POTENTIALLY RETRACTABLE CORE STRAND, WRAPPING SAID CORE STRANDS WITH AT LEAST ONE WRAPPING STRAND, CAUSING ONE OF SAID CORE STRANDS TO DECREASE IN LENGTH, AND STABILIZING SAID COMPOSITE YARN AGAINST EXTENSION.
Claim 2
Dependent Claim
54 words
A PROCESS FOR MAKING A TRANSIENTLY-STABILIZED, POTENTIALLY ELASTIC COMPOSITE YARN WHICH COMPRISES COMBINING IN ESSENTIALLY PARALLEL ARRANGEMENT AN ELASTIC CORE STRAND AN INELASTIC POTENTIALLY RETRACTABLE CORE STRAND, WRAPPING SAID CORE STRANDS WITH AT LEAST ONE WRAPPING STRAND, CAUSING ONE OF SAID CORE STRANDS TO DECREASE IN LENGTH, AND STABILIZING SAID COMPOSITE YARN AGAINST EXTENSION.
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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |