Propex Inc.
Records under this name other than the patents Propex Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,211,195 | Hot Gas Filtration Fabrics with Silica and Flame Resistant Fibers Formerly held In force · High confidence | In force | High confidence | |
| US 8,246,873 | Method and system for manufacturing foamed polyolefin tapes at cost effective line speeds Formerly held In force · From the USPTO record | In force | From the USPTO record | |
| US 7,670,660 | Composite secondary carpet backing, method of manufacture thereof, and carpet made therefrom Formerly held Lapsed on the fee record Ended Mar 2, 2022 · From the USPTO record | Lapsed on the fee record | Ended Mar 2, 2022 | From the USPTO record |
| US 6,740,385 | Tuftable and Tufted Fabrics Formerly held Term ended Term ended May 28, 2021 · High confidence | Term ended | Term ended May 28, 2021 | High confidence |
| US 7,018,492 | Carpets with improved fuzz-resistance Formerly held Term ended Term ended Oct 25, 2020 · From the USPTO record | Term ended | Term ended Oct 25, 2020 | From the USPTO record |
| US 6,897,170 | Tuftable Fabric with Balanced Construction Formerly held Term ended Term ended Dec 8, 2019 · Medium confidence | Term ended | Term ended Dec 8, 2019 | Medium confidence |
| US 6,849,565 | Carpet construction and carpet backings for same Formerly held Term ended Term ended Mar 17, 2015 · From the USPTO record | Term ended | Term ended Mar 17, 2015 | From the USPTO record |
| US 6,129,879 | Propylene polymer fibers and yarns Lapsed on the fee record Ended Oct 10, 2008 · From the USPTO record | Lapsed on the fee record | Ended Oct 10, 2008 | From the USPTO record |
| US 6,716,511 | Propylene polymer fibers and yarns Lapsed on the fee record Ended Apr 6, 2008 · From the USPTO record | Lapsed on the fee record | Ended Apr 6, 2008 | From the USPTO record |
| US 4,814,219 | Fusion of thermoplastic fabrics Term ended Term ended no later than Mar 21, 2009 · Low confidence | Term ended | Term ended no later than Mar 21, 2009 | Low confidence |