C09B 1/06
Preparation from starting materials already containing the anthracene nucleus
C09B1/06 (Preparation from starting materials already containing the anthracene nucleus) appears on 35 US grants and 15 published applications in this corpus.
Search patents in C09B- Granted patents
- 35
- Published applications
- 15
- Assignees
- 27
- Inventors
- 77
- Latest grant
- 25 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 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 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Aqueous ink and aqueous dye dispersion for aqueous ink25 Feb 2020US 10,570,302 B2Sanyo Color Works, Ltd.
- PGAM1 inhibitors and methods related thereto5 Nov 2019US 10,464,890 B2Emory University
- PGAM1 inhibitors and methods related thereto6 Feb 2018US 9,884,815 B2Emory University
- Pharmaceutical compounds targeted by MIF affinity-tethered moieties24 Jan 2017US 9,549,988 B2RJS Biologics
- Method of preparing a compound1 Mar 2016US 9,272,981 B1Amazon Technologies, Inc.
- Anthraquinonic derivatives and their use as colouring agents7 Oct 2021US 2021/0309860 A1Pili
- Coloring composition and color filter3 Sep 2020US 2020/0278608 A1DIC Corporation
- PGAM1 Inhibitors and Methods Related Thereto23 Jan 2020US 2020/0024230 A1Emory University
- Aqueous Ink and Aqueous Dye Dispersion for Aqueous Ink31 Jan 2019US 2019/0031898 A1Sanyo Color Works, Ltd.
- PGAM1 Inhibitors and Methods Related Thereto3 Jan 2019US 2019/0002404 A1Emory University
Most cited
By later US patents
- Anthraquinone and anthracene derivatives as inhibitors of the cell-adhesion molecules of the immune system43US 5,412,123 AGlycomed Incorporated · 1995
- Liquid crystal compositions including pleochroic dye33US 4,232,950 AMinnesota Mining and Manufacturing Company · 1980
- Anthraquinone compounds useful in photographic processes24US 4,110,355 APolaroid Corporation · 1978
- Liquid crystal compositions containing pleochroic dye24US 4,232,949 AMinnesota Mining and Manufacturing Company · 1980
- Liquid crystal coupled dichroic dyes24US 5,389,285 AHercules Incorporated · 1995