US3592684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nylon and polyester fibers having improved soil resistance
Assignee: Monsanto Co
•
Filing: 1968-12-26
•
Granted: 1971-07-13
•
Expires: 1988-12-26
Abstract
Abstract POLYAMIDE AND POLYESTER FIBERS ARE RENDERED HIGHLY RESISTANT TO SOILING BY APPLYING TO THE FIBERS DURING THE MANUFACTURE THEREOF A FINISH COMPRISED OF A WATER SOLUBLE LUBRICATING AGENT AND A ZIRCONIUM COMPOUND, AND SUBSEQUENTLY SCOURING THE FIBERS TO REMOVE SUBSTANTIALLY ALL OF THE LUBRICATING AGENT WHILE A MAJOR PORTION OF THE ZIRCONIUM COMPOUND REMAINS ADHERED TO THE FIBER.
Inventors
- 👤 Andrew I Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:03
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/10; D06M13/224; D06M11/00; D06M11/07; D06M11/11; D06M11/20; D06M13/184; D06M13/188; D06M15/00; D06M15/19; D06M15/37; D06M15/53; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2964; Y10T428/2967; Y10T428/2969; Y10T442/00; Y10T442/20; Y10T442/2279; Y10T442/2295
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |