C09B 1/515
N-alkyl, n-aralkyl or n-cycloalkyl derivatives
Official title: N-alkyl, N-aralkyl or N-cycloalkyl derivatives
C09B1/515 (N-alkyl, n-aralkyl or n-cycloalkyl derivatives) appears on 38 US grants and 10 published applications in this corpus.
Search patents in C09B- Granted patents
- 38
- Published applications
- 10
- Assignees
- 25
- Inventors
- 74
- Latest grant
- 6 Jun 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 3 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Substituted anthraquinone dyes for cellular stains and enzyme detection6 Jun 2017US 9,670,363 B2Biotium, Inc.
- Fluorochromes for organelle tracing and multi-color imaging10 May 2016US 9,334,281 B2Enzo Life Sciences, Inc.
- AZO compound and ink containing the compound1 Dec 2015US 9,200,171 B2Mitsubishi Chemical Corporation
- Radiation-sensitive colored composition, colored cured film, color filter and method of producing the same, solid-state imaging device, liquid crystal display apparatus, and method of producing dye9 Jun 2015US 9,052,458 B2FUJIFILM Corporation
- Electrowetting elements17 Mar 2015US 8,980,141 B2Amazon Technologies, Inc.
- Disperse dyes for dyeing polyester fibres8 Oct 2026US 2026/0308841 A1University of Leeds
- Substituted Anthraquinone Dyes for Cellular Stains and Enzyme Detection22 Jan 2015US 2015/0025222 A1Biotium, Inc.
- Azo compound and ink containing the compound20 Mar 2014US 2014/0078577 A1Mitsubishi Chemical Corporation
- Substituted anthraquinone dyes for cellular stains and enzyme detection4 Oct 2012US 2012/0252063 A1Biotium, Inc.
- Radiation-sensitive colored composition, colored cured film, color filter and method of producing the same, solid-state imaging device, liquid crystal display apparatus, and method of producing dye20 Sep 2012US 2012/0235099 A1FUJIFILM Corporation
Most cited
By later US patents
- Method for producing lightfast disperse dyestuffs containing a build-in photostabilizer [molecule] compound55US 4,902,787 ANorth Carolina State University · 1990
- Colored petroleum markers26US 4,735,631 AMorton Thiokol, Inc. · 1988
- Anthraquinone compounds useful in photographic processes24US 4,110,355 APolaroid Corporation · 1978
- Method for detecting a tagging compound20US 4,764,474 AMorton Thiokol, Inc. · 1988
- Anti-cancer compounds15US 5,132,327 ANational Research Development Corporation · 1992