D02G 1/02
Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent
Official title: by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
D02G1/02 (Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent) appears on 618 US grants and 223 published applications in this corpus.
Search patents in D02G- Granted patents
- 618
- Published applications
- 223
- Assignees
- 254
- Inventors
- 983
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 59 | 0 |
| 1977 | 53 | 0 |
| 1978 | 33 | 0 |
| 1979 | 22 | 0 |
| 1980 | 18 | 0 |
| 1981 | 19 | 0 |
| 1982 | 20 | 0 |
| 1983 | 27 | 0 |
| 1984 | 28 | 0 |
| 1985 | 20 | 0 |
| 1986 | 16 | 0 |
| 1987 | 16 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 13 | 0 |
| 2001 | 14 | 5 |
| 2002 | 22 | 10 |
| 2003 | 7 | 15 |
| 2004 | 15 | 7 |
| 2005 | 9 | 11 |
| 2006 | 7 | 6 |
| 2007 | 3 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 8 |
| 2010 | 5 | 6 |
| 2011 | 1 | 2 |
| 2012 | 3 | 5 |
| 2013 | 2 | 6 |
| 2014 | 3 | 6 |
| 2015 | 4 | 11 |
| 2016 | 6 | 9 |
| 2017 | 6 | 6 |
| 2018 | 8 | 16 |
| 2019 | 5 | 14 |
| 2020 | 12 | 17 |
| 2021 | 10 | 14 |
| 2022 | 8 | 13 |
| 2023 | 3 | 8 |
| 2024 | 10 | 8 |
| 2025 | 9 | 14 |
| 2026 | 6 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Woven/knitted fabric and garment containing same15 Sep 2026US 12,735,812 B2Toray Industries, Inc.
- Method for manufacturing a multi-ply separable filament yarns and multi-ply separable textured yarn31 Mar 2026US 12,590,388 B2
- Method for preparing full-dull cotton-like polyester fibers24 Feb 2026US 12,559,870 B2Jiangsu Hengli Chemical Fibre Co., Ltd.
- Device for controlling yarn feeding tension of false-twist texturing machine10 Feb 2026US 12,546,034 B2Jiangsu Xinzhanjiang Fiber Technology Co., Ltd.
- Composite interlaced yarn, interlacing method and application therefor6 Jan 2026US 12,516,452 B2Jiangsu Hengli Chemical Fibre Co., Ltd.
- False-twist textured yarn, and clothes, woven knitted product, twist yarn, and composite false-twist textured yarn including same8 Jan 2026US 2026/0009167 A1Toray Industries, Inc.
- Device for controlling yarn feeding tension of false-twist texturing machine6 Nov 2025US 2025/0341032 A1Jiangsu Xinzhanjiang Fiber Technology Co., Ltd.
- Stretch-processed yarn, fiber product, composite spinneret, and composite fiber production method6 Nov 2025US 2025/0341033 A1Toray Industries, Inc.
- Substrate containing borosilicate glass for heat rejection or mitigation and enhanced durability and strength7 Aug 2025US 2025/0250398 A1
- Control method for texturing process, training method for control network and related apparatuses31 Jul 2025US 2025/0244723 A1Haining Hengyi New Materials Co., Ltd.
Most cited
By later US patents
- Process for making multicolor multifilament non commingled yarn66US 5,613,285 ABASF SE · 1997
- New fabrics, yarns and process51US 4,634,625 AE. I. Du Pont de Nemours and Company · 1987
- Lubricant impregnated fibers and processes for preparation thereof43US 5,677,058 AEastman Chemical Company · 1997
- Multifilament yarn having novel configuration and a method for producing the same29US 4,059,950 AToray Industries, Inc. · 1977
- Partially oriented poly(trimethylene terephthalate) yarn29US 6,287,688 B1E. I. Du Pont de Nemours and Company · 2001