US2807862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for bulking yarn
Assignee: Akzona Inc
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Filing: 1956-02-10
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Granted: 1957-10-01
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Expires: 1976-02-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Ernest J Griset
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:53
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A METHOD FOR PRODUCING A CURLY YARN COMPRISING ESTABLISHING A ZONE OF HIGH VELOCITY GAS FLOWING IN A STRAIGHT LINE, CONTINUOUSLY INTRODUCING A YARN INTO SAID ZONE AT AN ANGLE, PROPELLING THE YARN THROUGH A CONFINED ZONE WHILE, SUBJECTING IT TO THE ACTION OF SAID GAS, CHANGING THE DIRECTION OF TRAVEL OF SAID YARN, WITHDRAWING SAID YARN AT AN ANGLE WITH RESPECT TO THE PATH OF TRAVEL OF GAS THROUGH SAID ZONE, AND COLLECTING SAID YARN IN ORDERLY ARRANGEMENT ON A TAKE-UP
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) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |