D02J 1/222
Stretching in a gaseous atmosphere or in a fluid bed
Official title: {Stretching in a gaseous atmosphere or in a fluid bed}
D02J1/222 (Stretching in a gaseous atmosphere or in a fluid bed) appears on 33 US grants and 27 published applications in this corpus.
Search patents in D02J- Granted patents
- 33
- Published applications
- 27
- Assignees
- 25
- Inventors
- 90
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 3 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 3 |
| 2015 | 3 | 0 |
| 2016 | 1 | 3 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing drawn conjugated fiber, and drawn conjugated fiber1 Apr 2025US 12,264,418 B2Ube Exsymo Co., Ltd.
- Method and device for manufacturing protein fiber29 Mar 2022US 11,286,286 B2Kojima Industries Corporation
- Method for manufacturing acrylonitrile based fiber bundle and method for manufacturing carbon fiber bundle29 Mar 2022US 11,286,581 B2Toray Industries, Inc.
- System and method for monofilament yarn production5 Oct 2021US 11,136,694 B2Kordsa Teknik Tekstil Anonim Sirketi
- Readily fibrillative polyvinyl alcohol fiber and method for manufacturing same6 Jul 2021US 11,053,610 B2Kuraray Co., Ltd.
- Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same12 Sep 2024US 2024/0301590 A1Hexcel Corporation
- Method for Manufacturing Protein Fiber, Method for Manufacturing Protein Fiber Fabric, and Shrink-Proofing Method for Protein Fiber9 Feb 2023US 2023/0039765 A1Spiber Inc.
- Method for producing drawn conjugated fiber, and drawn conjugated fiber5 Jan 2023US 2023/0002936 A1Ube Exsymo Co., Ltd.
- Method for manufacturing acrylonitrile based fiber bundle and method for manufacturing carbon fiber bundle6 May 2021US 2021/0130984 A1Toray Industries, Inc.
- Method of manufacturing acrylonitrile fiber bundle and method of manufacturing carbon fiber bundle28 Jan 2021US 2021/0025082 A1Toray Industries, Inc.
Most cited
By later US patents
- Process for drawing polyamide monofilaments18US 4,009,511 AE. I. Du Pont de Nemours and Company · 1977
- Floss yarn bulking assembly and method18US 5,780,099 AGillette Canada Inc. · 1998
- Method and apparatus for producing polyester fiber14US 5,558,825 AToray Industries, Inc. · 1996
- Monofilament of polyhexamethylene adipamide having a surface layer of reduced orientation relative to the orientation of the core12US 4,056,652 AE. I. Du Pont de Nemours and Company · 1977
- Drawing method and drawn material10US 6,203,902 B1Ube-Nitto Kasei Co., Ltd. · 2001