US3759851A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame resistant textile fabrics
Assignee: Bayer AG
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Filing: 1971-08-02
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Granted: 1973-09-18
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Expires: 1991-08-02
Abstract
Abstract A FLAME-RESISTANT TEXTILE ARTICLE COMPRISING FILAMENTS, STAPLE FIBERS OR YARNS FROM NATURAL AND/OR SYNTHETIC MATERIAL AND A HOMOGENEOUS MIXTURE CONSISTING OF A HALOGEN PHOSPHORIC ACID ESTERS, A PHOSPHORUS-CONTAINING PLASTICIZING AGENT, A POLYALKYL HALIDE, ANTIMONY OXIDE AND A POLYURETHANE.
Inventors
- 👤 W Carl
- 👤 M Wandel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:45
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/564; D06M15/579; D06M11/00; D06M11/32; D06M11/36; D06M11/47; D06M13/00; D06M13/244; D06M13/282; D06M13/292; D06M15/21; D06M15/244; D06N; D06N7/00; D06N7/0063; D06N7/0071; D06N2201/00; D06N2201/02; D06N2201/0218; D06N2201/0236; D06N2201/0245; D06N2201/0254; D06N2201/0263; D06N2201/0281; D06N2201/04; D06N2201/042; D06N2201/06; D06N2201/08; D06N2201/087; D06N2209/00; D06N2209/06; D06N2209/067; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2631; Y10T442/2656
Claims Analysis
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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) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |