D01F 2/12
Addition of delustering agents to the spinning solution
D01F2/12 (Addition of delustering agents to the spinning solution) appears on 8 US grants and 14 published applications in this corpus.
Search patents in D01F- Granted patents
- 8
- Published applications
- 14
- Assignees
- 14
- Inventors
- 51
- Latest grant
- 27 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Luminophore coating27 Oct 2020US 10,815,422 B2CHT Germany GmbH
- Method for incorporating ultraviolet radiation protection and antimicrobial protection into rayon9 Jun 2020US 10,676,861 B1The Sweet Living Group, LLC
- Luminescent fiber production thereof and use thereof20 Jan 2004US 6,680,116 B2Honeywell International Inc.
- Luminescent fiber, production thereof and use thereof4 Feb 2003US 6,514,609 B1Honeywell International Inc.
- Polymeric fibers and spinning processes for making said polymeric fibers24 Dec 2002US 6,497,953 B1Cabot Corporation
- Sustainable dyeing of cellulosic fabrics in textile mills6 Mar 2025US 2025/0075375 A1OSM Shield
- Spundyed cellulosic fiber6 Jul 2023US 2023/0212791 A1Lenzing Aktiengesellschaft
- Method for the manufacture of antibacterial viscose filament rayon and a product obtained using that method30 Jan 2020US 2020/0032423 A1E. Miroglio Jsc
- Method and installation for the production of viscose rayon directly dyed in mass in two colours simultaneously28 Nov 2019US 2019/0360124 A1E. Miroglio Joint- Stock Company
- Method for providing an amount of pigment7 Feb 2019US 2019/0040262 A1Glanzstoff Industries GmbH
Most cited
By later US patents
- UV-active regenerated cellulose fiber40US 5,770,110 AHoechst Aktiengesellschaft · 1998
- Fiber27US 5,609,957 ACourtaulds Limited · 1997
- Luminescent fiber, production thereof and use thereof8US 6,514,609 B1Honeywell International Inc. · 2003
- Coloring agent for dope-dyeing viscose rayon3US 4,767,807 ANippon Shokubai Kagaku Kogyo Co., Ltd. · 1988
- Polymeric fibers and spinning processes for making said polymeric fibers3US 6,497,953 B1Cabot Corporation · 2002