D02J 1/228
Stretching in two or more steps, with or without intermediate steps
Official title: {Stretching in two or more steps, with or without intermediate steps}
D02J1/228 (Stretching in two or more steps, with or without intermediate steps) appears on 72 US grants and 76 published applications in this corpus.
Search patents in D02J- Granted patents
- 72
- Published applications
- 76
- Assignees
- 59
- Inventors
- 196
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 4 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 6 |
| 2014 | 7 | 2 |
| 2015 | 5 | 6 |
| 2016 | 3 | 4 |
| 2017 | 4 | 4 |
| 2018 | 5 | 5 |
| 2019 | 3 | 2 |
| 2020 | 3 | 7 |
| 2021 | 3 | 3 |
| 2022 | 6 | 3 |
| 2023 | 2 | 9 |
| 2024 | 3 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyamide 46 multifilament24 Mar 2026US 12,584,248 B2Toray Industries, Inc.
- Method for preparing PET/PTT parallel complex filament with high self-crimpiness4 Jun 2024US 12,000,065 B2Tongkun Group Co., Ltd.
- Deodorant and antibacterial protective cloth and manufacturing method thereof2 Apr 2024US 11,946,170 B2Quann Cheng International Co., Ltd.
- Carbon fiber and method of forming the same13 Feb 2024US 11,898,276 B2Formosa Plastics Corporation
- Additive for fiber strengthening24 Jan 2023US 11,560,461 B2North Carolina State University
- Elastic fiber, elastic fiber covered yarn and reeling manufacturing methods thereof14 Nov 2024US 2024/0376643 A1San Fang Chemical Industry Co., Ltd.
- Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same12 Sep 2024US 2024/0301590 A1Hexcel Corporation
- Cut-resistant polyethylene yarn9 Nov 2023US 2023/0357965 A1Kolon Industries, Inc.
- Cut-resistant polyethylene yarn9 Nov 2023US 2023/0357966 A1Kolon Industries, Inc.
- Heat-bondable composite fiber, manufacturing method for same, and non-woven fabric using heat-bondable composite fiber5 Oct 2023US 2023/0313420 A1ES FiberVisions ApS
Most cited
By later US patents
- High strength bioresorbables containing poly-glycolic acid30US 7,455,674 B2Smith & Nephew, Inc. · 2008
- Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same19US 7,749,479 B2Hexcel Corporation · 2010
- Process for drawing polyamide monofilaments18US 4,009,511 AE. I. Du Pont de Nemours and Company · 1977
- Large denier polyethylene terephthalate monofilaments having good transverse properties15US 3,963,678 AE. I. Du Pont de Nemours and Company · 1976
- 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