US3073001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cold-drawing yarn
Assignee: EIDP Inc
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Filing: 1958-10-21
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Granted: 1963-01-15
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Expires: 1978-10-21
Abstract
No abstract record available.
Inventors
- 👤 Robert L Kroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:26
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
APPARATUS FOR COLD-DRAWING YARN, SAID APPARATUS COMPRISING: A SOURCE OF YARN, A FEED ROLL RECEIVING YARN FROM THE SOURCE, A DRAW ROLL FOR RECEIVING YARN FROM THE FEED ROLL, A FIXED DRAWN PIN FOR SNUBBING THE YARN AS IT PASSES FROM THE FEED ROLL TO THE DRAW ROLL, THE LENGTH OF THE YARN PATH OF TRAVEL BETWEEN THE DRAWN PIN AND THE DRAW ROLL DEFINING A DRAW ZONE, AND FIXED GUIDE MEANS FOR DIVERTING THE PATH OF TRAVEL OF THE YARN INTERMEDIATE THE ROLLS WHEREBY TO PERMIT AN EXTENSION OF THE DRAW ZONE, SAID ZONE BEING FROM 12-35 INCHES IN LENGTH.
Claim 2
Dependent Claim
101 words
APPARATUS FOR COLD-DRAWING YARN, SAID APPARATUS COMPRISING: A SOURCE OF YARN, A FEED ROLL RECEIVING YARN FROM THE SOURCE, A DRAW ROLL FOR RECEIVING YARN FROM THE FEED ROLL, A FIXED DRAWN PIN FOR SNUBBING THE YARN AS IT PASSES FROM THE FEED ROLL TO THE DRAW ROLL, THE LENGTH OF THE YARN PATH OF TRAVEL BETWEEN THE DRAWN PIN AND THE DRAW ROLL DEFINING A DRAW ZONE, AND FIXED GUIDE MEANS FOR DIVERTING THE PATH OF TRAVEL OF THE YARN INTERMEDIATE THE ROLLS WHEREBY TO PERMIT AN EXTENSION OF THE DRAW ZONE, SAID ZONE BEING FROM 12-35 INCHES IN LENGTH.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |