US3814623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyester fabrics coated with ethylene copolymer dispersions
Assignee: EIDP Inc
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Filing: 1971-12-16
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Granted: 1974-06-04
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Expires: 1991-12-16
Abstract
Abstract AN AQUEOUS DISPERSION OF AN ETHYLENE COPOLYMER, A HALOGENATED ALKYL PHOSPHATE AND, OPTIONALLY, A FINELY DIVIDED PARTICULATE MATTER FILLER IS PROXIDED. THE DISPERSION CONTAINS AS ESSENTIAL INGREDIENTS (1) ABOUT 20 TO 95 PERCENT BY WEIGHT OF AN ETHYLENE COPOLYMER SUCH AS ETHYLENE/ VINYL ACETATE COPOLYMER OR AN ETHYLENE/METHACRYLATE ACID IONOMER COPOLYME, (2) 0 TO ABOUT 25 PERCENT BY WEIGHT OF A FILLER, AND (39 ABOUT 5 TO 80 PERCENT BY WEIGHT OF A HALOGENATED ALKYL PHOSPHATE SUCH AS TRIS-(2,3-DIBROMOPROPYL) PHOSPHATE. POLYESTER FABRICS ARE RENDERED RAINPROOF AND FIRE-RETARDANT WHEN COATED WITH PATICULAR DISPERSIONS.
Inventors
- 👤 B Martinez
- 👤 G Pruckmayr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:41
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/08; Y; Y10; Y10S; Y10S260/00; Y10S260/24; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T442/00; Y10T442/20; Y10T442/2213; Y10T442/2631; Y10T442/2672; Y10T442/2697
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-03 | 1977-12-03 | 1978-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-03 | 1981-12-03 | 1982-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-03 | 1985-12-03 | 1986-06-04 | $7700.00 | Window Closed / Lapsed |