C09B 29/081
Unsubstituted alkylamino, alkenylamino, alkynylamino, cycloalkylamino, aralkylamino or arylamino
Official title: {unsubstituted alkylamino, alkenylamino, alkynylamino, cycloalkylamino, aralkylamino or arylamino}
C09B29/081 (Unsubstituted alkylamino, alkenylamino, alkynylamino, cycloalkylamino, aralkylamino or arylamino) appears on 74 US grants and 48 published applications in this corpus.
Search patents in C09B- Granted patents
- 74
- Published applications
- 48
- Assignees
- 49
- Inventors
- 192
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 6 |
| 2012 | 4 | 2 |
| 2013 | 5 | 4 |
| 2014 | 2 | 4 |
| 2015 | 4 | 12 |
| 2016 | 6 | 7 |
| 2017 | 5 | 4 |
| 2018 | 3 | 2 |
| 2019 | 3 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Composition, film, laminate, and display device7 May 2024US 11,976,233 B2Sumitomo Chemical Company, Limited
- Cationic direct dyes3 Dec 2019US 10,494,527 B2BASF SE
- Carrier fluid compounds and dye compounds for electrowetting apparatus2 Jul 2019US 10,338,372 B2Amazon Technologies, Inc.
- High wet fast disperse dyes and mixtures thereof28 May 2019US 10,301,474 B2DyStar Colours Distribution GmbH
- Monoazo-based dye for acid detection21 Aug 2018US 10,054,571 B2Kyungpook National University Industry-Academic Cooperation Foundation
- Composition, film, laminate, and display device11 Aug 2022US 2022/0251451 A1Sumitomo Chemical Company, Limited
- Cationic Direct Dyes30 Aug 2018US 2018/0244924 A1BASF SE
- Laundry Care Compositions Containing Dyes17 May 2018US 2018/0134995 A1Milliken & Company
- Hydrodabcyl16 Nov 2017US 2017/0327460 A1Universitat Bayreuth
- High wet fast disperse dyes and mixtures thereof26 Oct 2017US 2017/0306154 A1DyStar Coulours Distribution GmbH
Most cited
By later US patents
- Process for detecting the completion of the sterilizing treatment using a color changing indicator composition41US 4,015,937 ASakata Shokai, Ltd. · 1977
- Helichromic-smectic liquid crystal compositions and display cells22US 4,514,045 AMinnesota Mining and Manufacturing Company · 1985
- Liquid crystal composition22US 4,588,517 AHitachi, Ltd. · 1986
- Liquid crystal mixtures16US 4,395,350 AHoffmann-La Roche Inc. · 1983
- Coloring agents and methods of use thereof15US 8,444,715 B2Living Proof, Inc. · 2013