Patent US3145398A successfully refreshed from Google Patents.
US3145398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeing of yarn packages
Assignee: Turbo Machine Co
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Filing: 1961-12-11
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Granted: 1964-08-25
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 William K Wyatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:48
CPC Classifications
D; D06; D06B; D06B5/00; D06B2700/00; D06B2700/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN A METHOD OF DYEING A PACKAGE OF YARN HAVING A HOLLOW CORE EXTENDING THERETHROUGH, THE STEPS COMPRISING SIMULTANEOUSLY INTRODUCING A PLURALITY OF DIFFERENT DYE LIQUIDS RESPECTIVELY TO AXIALLY SPACED ZONES IN SAID CORE, RESTRICTING FLOW OF EACH DYE LIQUID TO ITS ZONE OF INTRODUCTION, AND ROTATING SAID PACKAGE TO DRIVE EACH DYE
Claim 2
Dependent Claim
53 words
IN A METHOD OF DYEING A PACKAGE OF YARN HAVING A HOLLOW CORE EXTENDING THERETHROUGH, THE STEPS COMPRISING SIMULTANEOUSLY INTRODUCING A PLURALITY OF DIFFERENT DYE LIQUIDS RESPECTIVELY TO AXIALLY SPACED ZONES IN SAID CORE, RESTRICTING FLOW OF EACH DYE LIQUID TO ITS ZONE OF INTRODUCTION, AND ROTATING SAID PACKAGE TO DRIVE EACH DYE
References Cited (Backward Citations)
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US2017690A
Cited
US2276946A
Cited
US2300254A
Cited
US2566431A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |