D02J 1/221
Preliminary treatments
Official title: {Preliminary treatments}
D02J1/221 (Preliminary treatments) appears on 13 US grants and 7 published applications in this corpus.
Search patents in D02J- Granted patents
- 13
- Published applications
- 7
- Assignees
- 12
- Inventors
- 29
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods of generating highly-crystalline recombinant spider silk protein fibers28 Jan 2025US 12,209,331 B2Bolt Threads, Inc.
- Methods of generating highly-crystalline recombinant spider silk protein fibers28 Dec 2021US 11,208,736 B2Bolt Threads, Inc.
- Fiber and a process for the manufacture thereof21 Apr 2020US 10,626,523 B2Stora Enso OYJ
- Textile fabric having randomly arranged yarn segments of variable texture and crystalline orientation3 Jan 2006US 6,981,394 B2Milliken & Company
- Process for stretching staple fibers and staple fibers produced thereby26 Dec 1995US 5,477,669 ACommonwealth Scientific and Industrial Research Organisation
- Methods of Generating Highly-Crystalline Recombinant Spider Silk Protein Fibers28 Apr 2022US 2022/0127756 A1Bolt Threads, Inc.
- Anisotropic heat-conducting resin member and heat-transmitting substrate24 Mar 2022US 2022/0089930 A1Showa Denko Materials Co., Ltd.
- Methods of Generating Highly-Crystalline Recombinant Spider Silk Protein Fibers28 Mar 2019US 2019/0093257 A1Bolt Threads, Inc.
- A fiber and a process for the manufacture thereof14 Jun 2018US 2018/0163326 A1Stora Enso OYJ
- Textile fabric having randomly arranged yarn segments of variable texture and crystalline orientation27 Jan 2005US 2005/0016224 A1Milliken & Company
Most cited
By later US patents
- Polymer materials30US 3,962,205 ANational Research Development Corporation · 1976
- Process for the production of polymer materials16US 4,287,149 ANational Research Development Corporation · 1981
- Process for the production of polyamide-6 filament yarns7US 4,035,464 ABayer Aktiengesellschaft · 1977
- Textile fabric having randomly arranged yarn segments of variable texture and crystalline orientation7US 6,981,394 B2Milliken & Company · 2006
- Process for uniformly drawing polyethylene terephthalate filaments to form high shrinkage fibers2US 3,943,138 AImperial Chemicl Industries, Ltd. · 1976