D06P 1/6421
Compounds containing nitrile groups
Official title: {Compounds containing nitrile groups}
D06P1/6421 (Compounds containing nitrile groups) appears on 14 US grants and 1 published applications in this corpus.
Search patents in D06P- Granted patents
- 14
- Published applications
- 1
- Assignees
- 9
- Inventors
- 33
- Latest grant
- 21 Aug 1990
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 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 | 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 | 0 |
| 2006 | 0 | 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 |
By publication year. Applications have been published since 2001.
Recent patents
- Keratinous textile treatment with arylating compounds containing fibre reactive groups21 Aug 1990US 4,950,301 AWool Development International Limited
- Benzophenone ether esters and use thereof to improve the light fastness of polyester dyeings6 Dec 1988US 4,789,382 ABASF SE
- Method for continuous dyeing polyester pile fabrics: aromatic nitrile ether or oxyethylated chlorophenol fixing accelerator14 Apr 1987US 4,657,558 ACollins & Aikman Corporation
- Solutions of U.V. absorbers useful for improving the light fastness of dyeings on polyester10 Dec 1985US 4,557,730 ASandoz Ltd.
- Dyeing assistant and use thereof in dyeing synthetic fibre material12 Jun 1984US 4,453,946 ACiba-Geigy Corporation
Most cited
By later US patents
- Solutions of U.V. absorbers useful for improving the light fastness of dyeings on polyester55US 4,557,730 ASandoz Ltd. · 1985
- Benzophenone ether esters and use thereof to improve the light fastness of polyester dyeings47US 4,789,382 ABASF SE · 1988
- Dyeing polyester fibers8US 4,072,465 ABASF SE · 1978
- Red-1-hydroxy-3,6-disulfo-8-acetamido-2-(3 phosphonophenylazo)naphthalene dyes7US 4,098,784 ABurlington Industries, Inc. · 1978
- Resist printing process7US 4,278,433 ABASF SE · 1981