US2682486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubrication treatment of textile materials
Assignee: Celanese Corp
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Filing: 1948-12-17
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Granted: 1954-06-29
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Expires: 1968-12-17
Abstract
No abstract record available.
Inventors
- 👤 Jr William P Humphreys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:36
CPC Classifications
D; D06; D06M; D06M7/00; D06M2200/00; D06M2200/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
PROCESS FOR THE LUBRICATION OF TEXTILE MATERIALS IN FILAMENTARY FORM, WHICH COMPRISES ADDING TO AN AQUEOUS MEDIUM FOR WASHING SAID TEXTILE MATERIALS A MIXTURE OF TEXTILE LUBRICANT AND AN EMULSIFYING AGENT, WHICH MIXTURE FORMS AN EMULSION WITH SAID AQUEOUS MEDIUM, PASSING SAID AQUEOUS WASHING MEDIUM CONTAINING SAID EMULSION THROUGH A MASS OF FILAMENTARY MATERIALS WHEREBY THE TEXTILE LUBRICANT IS REMOVED FROM THE AQUEOUS PHASE AND DEPOSITED ON THE TEXTILE MATERIALS, THE PROPORTIONS OF TEXTILE LUBRICANT AND EMULSIFYING AGENT IN SAID MIXTURE BEING SUCH THAT WHEN 1 PART BY WEIGHT OF SAID MIXTURE IS ADDED TO 3 PARTS BY WEIGHT OF WATER, IT FORMS AN EMULSION SO UNSTABLE AS TO BEGIN TO BREAK WITHIN 2 TO 6 HOURS.
Claim 2
Dependent Claim
117 words
PROCESS FOR THE LUBRICATION OF TEXTILE MATERIALS IN FILAMENTARY FORM, WHICH COMPRISES ADDING TO AN AQUEOUS MEDIUM FOR WASHING SAID TEXTILE MATERIALS A MIXTURE OF TEXTILE LUBRICANT AND AN EMULSIFYING AGENT, WHICH MIXTURE FORMS AN EMULSION WITH SAID AQUEOUS MEDIUM, PASSING SAID AQUEOUS WASHING MEDIUM CONTAINING SAID EMULSION THROUGH A MASS OF FILAMENTARY MATERIALS WHEREBY THE TEXTILE LUBRICANT IS REMOVED FROM THE AQUEOUS PHASE AND DEPOSITED ON THE TEXTILE MATERIALS, THE PROPORTIONS OF TEXTILE LUBRICANT AND EMULSIFYING AGENT IN SAID MIXTURE BEING SUCH THAT WHEN 1 PART BY WEIGHT OF SAID MIXTURE IS ADDED TO 3 PARTS BY WEIGHT OF WATER, IT FORMS AN EMULSION SO UNSTABLE AS TO BEGIN TO BREAK WITHIN 2 TO 6 HOURS.
References Cited (Backward Citations)
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Cited
US1803869A
Cited
US2009612A
Cited
US2069971A
Cited
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Cited
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Cited
US2419756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |