US3295182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn treatment
Assignee: Honeywell International Inc
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Filing: 1964-12-23
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Granted: 1967-01-03
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Expires: 1984-12-23
Abstract
No abstract record available.
Inventors
- 👤 John D Robbins
- 👤 James E Opfell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:30
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225; D02J1/226; D02J1/229
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
PROCESS FOR HEAT TREATING AT CONTROLLED LENGTH A MOLECULARLY ORIENTED MULTIFILAMENT HEAT SHRINKABLE YARN AND WINDING UP SAID YARN AT HIGH SPEED WHEREIN SAID YARN IS MAINTAINED AT CONTROLLED LENGTH BY BEING PASSED IN A SERIES OF WRAPS BETWEEN A DRAW ROLL AND A SEPARATOR ROLL AND IS CONTACTED WITH CURVED HEATED SURFACES BETWEEN SAID ROLLS ALONG BOTH SEGMENTS OF THE YARN WRAPS AS THEY PASS BETWEEN SAID ROLLS, AT LEAST ONE FULL WRAP OF SAID YARN AROUND
Claim 2
Dependent Claim
78 words
PROCESS FOR HEAT TREATING AT CONTROLLED LENGTH A MOLECULARLY ORIENTED MULTIFILAMENT HEAT SHRINKABLE YARN AND WINDING UP SAID YARN AT HIGH SPEED WHEREIN SAID YARN IS MAINTAINED AT CONTROLLED LENGTH BY BEING PASSED IN A SERIES OF WRAPS BETWEEN A DRAW ROLL AND A SEPARATOR ROLL AND IS CONTACTED WITH CURVED HEATED SURFACES BETWEEN SAID ROLLS ALONG BOTH SEGMENTS OF THE YARN WRAPS AS THEY PASS BETWEEN SAID ROLLS, AT LEAST ONE FULL WRAP OF SAID YARN AROUND
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |