US3303640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing composite elastic yarn
Assignee: Hale Manuf Co
•
Filing: 1963-12-11
•
Granted: 1967-02-14
•
Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Reid Thomas
- 👤 William D Macdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:15
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/32; D02G3/328
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A METHOD OF PRODUCING A COMPOSITE YARN COMPRISING: (A) PROVIDING A SOURCE OF AN ELASTIC FILAMENT AND A SOURCE OF STAPLE INELASTIC FIBER ROPING HAVING A LOW ORDER OF PARALLELISM AND INDIVIDUAL FIBERS OF WHICH CROSS IN A HAPHAZARD ARRANGEMENT; (B) FORWARDING THE ELASTIC FILAMENT AND THE STAPLE ROPING FROM THEIR RESPECTIVE SOURCES; (C) MOVING THE ELASTIC FILAMENT AND THE STAPLE ROPING TOGETHER IN CONTACTING RELATION TO A DRAFTING ZONE;
Claim 2
Independent Claim
70 words
A METHOD OF PRODUCING A COMPOSITE YARN COMPRISING: (A) PROVIDING A SOURCE OF AN ELASTIC FILAMENT AND A SOURCE OF STAPLE INELASTIC FIBER ROPING HAVING A LOW ORDER OF PARALLELISM AND INDIVIDUAL FIBERS OF WHICH CROSS IN A HAPHAZARD ARRANGEMENT; (B) FORWARDING THE ELASTIC FILAMENT AND THE STAPLE ROPING FROM THEIR RESPECTIVE SOURCES; (C) MOVING THE ELASTIC FILAMENT AND THE STAPLE ROPING TOGETHER IN CONTACTING RELATION TO A DRAFTING ZONE;
References Cited (Backward Citations)
US647138A
Cited
US1254738A
Cited
US2076270A
Cited
US2076271A
Cited
US2210884A
Cited
US3009311A
Cited
US3038295A
Cited
US3127731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |