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US3634021A
Expired / Lapsed
US
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Modification of cellulosic fibers with ethylenically unsaturated compounds
Assignee: Deering Milliken Research Corp
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Filing: 1968-07-17
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Granted: 1972-01-11
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Expires: 1988-07-17
Abstract
Abstract Cellulosic textile materials are reacted with ethylenically unsaturated compounds which, in polymer or copolymer form, have a glass transition temperature in excess of 50* C. to produce a material which may be set under heating conditions in a desired configuration which is durable to the effects of wetting with water.
Inventors
- 👤 Edgar Dare Bolinger
- 👤 Greville Machell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:41
CPC Classifications
D; D06; D06M; D06M14/00; D06M14/02; D06M14/04
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
23 words
The process of claim 1 wherein a compound system characterized by a glass transition temperature in excess of about 75* C. is utilized.
Claim 2
Dependent Claim
27 words
The process of claim 1 wherein the garment is pressed on a press using a cycle or 30 seconds steam, 30 seconds bake and 10 seconds vacuum.
Claim 3
Dependent Claim
9 words
A garment produced by the process of claim 1.
References Cited (Backward Citations)
US2922768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-10 | 1975-07-12 | 1976-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-10 | 1979-07-12 | 1980-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-10 | 1983-07-12 | 1984-01-11 | $7700.00 | Window Closed / Lapsed |