D06P 1/0048
Converting dyes in situ in a non-appropriate form by hydrolysis, saponification, reduction
Official title: {Converting dyes in situ in a non-appropriate form by hydrolysis, saponification, reduction with split-off of a substituent}
D06P1/0048 (Converting dyes in situ in a non-appropriate form by hydrolysis, saponification, reduction) appears on 12 US grants and 3 published applications in this corpus.
Search patents in D06P- Granted patents
- 12
- Published applications
- 3
- Assignees
- 8
- Inventors
- 42
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 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 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for preparing a dyed biopolymer and products thereof23 May 2023US 11,655,490 B2Sanko Tekstil Isletmeleri San. Ve Tic. A. S.
- Purified polyporus laccases and nucleic acids encoding same23 Jun 1998US 5,770,418 ANovo Nordisk A/S
- Dye compositions containing purified polyporus laccases and nucleic acids encoding same16 Sep 1997US 5,667,531 ANovo Nordisk A/S
- Method or dyeing using phase change dyestuffs5 Jun 1990US 4,931,067 ASRI International
- Process for the finishing of fibrous materials: sulfonyl- or carbonyl-cyanamides of dyestuffs19 Jul 1983US 4,394,129 AHoechst Aktiengesellschaft
Most cited
By later US patents
- Purified polyporus laccases and nucleic acids encoding same25US 5,770,418 ANovo Nordisk A/S · 1998
- Dye compositions containing purified polyporus laccases and nucleic acids encoding same16US 5,667,531 ANovo Nordisk A/S · 1997
- 1-1-Binaphthyl-4,4',5,5',8,8'-hexacarboxylic acid compounds, method of preparation and use thereof for the synthesis of asymmetric derivatives of 3,4,9,10-perylenetetracarboxylic acid, and for dyeing and printing of textile materials8US 4,336,383 A1982
- Process for the continuous dyeing and printing of piece goods5US 3,990,846 AHoechst Aktiengesellschaft · 1976
- Process for preparing fast dyeings and prints on cellulose fiber materials and their mixtures with synthetic fibers5US 4,224,026 AHoechst Aktiengesellschaft · 1980