US2955960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modification of the properties of synthetic fibres
Assignee: Imperial Chemical Industries Ltd
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Filing: 1957-02-25
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Granted: 1960-10-11
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Expires: 1977-02-25
Abstract
No abstract record available.
Inventors
- 👤 Batty John Woolley
- 👤 Henshall Albert Ewart
- 👤 Sagar Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:49
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; Y; Y10; Y10S; Y10S260/00; Y10S260/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A PROCESS FOR MINIMIZING THE TENDENCY TO ACCUMULATE STATIC ELECTRICITY ON SYNTHETIC FIBERS NORMALLY SUBJECT TO SUCH ACCULULATION WHICH COMPRISES TREATING SAID FIBERS WITH A LIQUID, WATER-SOLUBLE CONSENSATION PRODUCT OF FROM ONE TO THREE MOLECULAR PROPORTIONS OF A HIGHER SATURATED FATTY ACID WITH ONE MOLECULAR PROPORTION OF GLYCERINE PREVIOUSLY CONDENSED IN THE ABSENCE OF WATER WITH FROM 3-40 MOLECULAR PROPORTIONS OF ETHYLENE OXIDE.
Claim 2
Dependent Claim
63 words
A PROCESS FOR MINIMIZING THE TENDENCY TO ACCUMULATE STATIC ELECTRICITY ON SYNTHETIC FIBERS NORMALLY SUBJECT TO SUCH ACCULULATION WHICH COMPRISES TREATING SAID FIBERS WITH A LIQUID, WATER-SOLUBLE CONSENSATION PRODUCT OF FROM ONE TO THREE MOLECULAR PROPORTIONS OF A HIGHER SATURATED FATTY ACID WITH ONE MOLECULAR PROPORTION OF GLYCERINE PREVIOUSLY CONDENSED IN THE ABSENCE OF WATER WITH FROM 3-40 MOLECULAR PROPORTIONS OF ETHYLENE OXIDE.
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) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |