Patent US3645948A successfully refreshed from Google Patents.
US3645948A
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Automotive carpet backsizing composition
Assignee: EIDP Inc
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Filing: 1970-11-09
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Granted: 1972-02-29
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Expires: 1990-11-09
Abstract
Abstract AUTOMOTIVE CARPET BACKSIZING COMOSITIONS ARE DISCLOSED WHICH HAVE SUPERIOR ADHEXIVE PROPERTIES AND CAN BE USED TO PREPARE CARPETS WITH IMPROVED SHAPE RETENTION. THE COMPOISTIONS CONTAIN BLENDS OF PARTICULAR ETHYLENE/ VINYL ESTER COPOLYMERS AND MICROCRYSTALLINE OR FISCHERTROPSCH WAXES HAVING MELTING POINTS OF AT LEAST 165*F. AND NEEDLE POINT PENETRATION VALUES OF LESS THAN 10. OPTIONALLY, THE COMPOSITIONS CAN CAONTAIN A POLYOLEFIN SUCH AS POLYETHYLENE.
Inventors
- 👤 Roland E Stahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:52
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; D; D06; D06M; D06M13/00; D06M13/02; D06M15/00; D06M15/19; D06M15/21; D06N; D06N7/00; D06N7/0063; D06N7/0071; D06N7/0076; D06N7/0078; D06N2203/00; D06N2203/04; D06N2203/042; D06N2203/06; D06N2203/061; D06N2205/00; D06N2205/06; D06N2211/00; D06N2211/12; D06N2211/26; D06N2211/263; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23914; Y10T428/23986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |