US3594223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing a lubricated heat bonded thermoplastic fiber fabric and the lubricated fabric
Assignee: Phillips Petroleum Co
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Filing: 1968-11-08
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Granted: 1971-07-20
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Expires: 1988-11-08
Abstract
Abstract IMPROVED CARPET BACKING FORMED FROM HIGHLY CRYSTALLINE AND MOLECULARLY ORIENTED FIBERS THAT HAVE BEEN NEEDLED INTO A COHESIVE BAT, BONDED TOGETHER BY HEATING, AND FOLLOWED BY APPLICATION OF AN ETHOXYLATED ALCOHOL LUBRICANT.
Inventors
- 👤 Ralph H Via
- 👤 Arthur Kramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:13
CPC Classifications
D; D04; D04H; D04H5/00; D04H5/06; D05; D05C; D05C17/00; D05C17/02; D05C17/023; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; D06N; D06N7/00; D06N7/0063; D06N7/0068; D06N2201/00; D06N2201/02; D06N2201/0254; D06N2201/0263; D06N2209/00; D06N2209/16; D06N2209/1628; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2311
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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |