C09B 29/3647
Containing a five-membered ring with two nitrogen atoms as heteroatoms
Official title: {containing a five-membered ring with two nitrogen atoms as heteroatoms}
C09B29/3647 (Containing a five-membered ring with two nitrogen atoms as heteroatoms) appears on 155 US grants and 63 published applications in this corpus.
Search patents in C09B- Granted patents
- 155
- Published applications
- 63
- Assignees
- 62
- Inventors
- 326
- Latest grant
- 7 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 8 | 0 |
| 1978 | 10 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 4 |
| 2005 | 2 | 2 |
| 2006 | 6 | 6 |
| 2007 | 3 | 3 |
| 2008 | 4 | 10 |
| 2009 | 2 | 6 |
| 2010 | 3 | 9 |
| 2011 | 6 | 4 |
| 2012 | 8 | 4 |
| 2013 | 3 | 2 |
| 2014 | 1 | 2 |
| 2015 | 4 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Ink set7 Feb 2023US 11,572,485 B2Seiko Epson Corporation
- Kit for diagnosing infection with Methicillin-resistant Staphylococcus aureus (MRSA) by detecting magnesium ions6 Dec 2022US 11,519,017 B2
- Coloring composition, ink jet recording ink, ink jet recording method, and ink jet printer cartridge7 Jul 2020US 10,703,910 B2FUJIFILM Corporation
- Latent additive and composition containing latent additive3 Oct 2017US 9,777,138 B2Adeka Corporation
- Disperse dyes, their preparation and their use14 Feb 2017US 9,567,464 B2DyStar Colours Distribution GmbH
- Kit for diagnosing infection with methicillin-resistant staphylococcus aureus (mrsa) by detecting magnesium ions18 Nov 2021US 2021/0355521 A1Bioacts Corporation
- Ink set6 Aug 2020US 2020/0248024 A1Seiko Epson Corporation
- Coloring composition, ink jet recording ink, ink jet recording method, and ink jet printer cartridge27 Dec 2018US 2018/0371254 A1FUJIFILM Corporation
- Disperse dyes, their preparation and their use29 Sep 2016US 2016/0280922 A1DyStar Colours Distribution GmbH
- Latent additive and composition containing latent additive15 Oct 2015US 2015/0291772 A1Adeka Corporation
Most cited
By later US patents
- Ink, ink jet recording method and azo compound92US 6,878,196 B2Fuji Photo Film Co., Ltd. · 2005
- Ink-jet color printing system51US 4,446,470 AFuji Photo Film Co., Ltd. · 1984
- Pigment compositions41US 4,310,359 AToyo Ink Manufacturing Co., Ltd. · 1982
- Dye, ink containing the same, and ink-jet recording method and instrument using the ink39US 5,482,546 ACanon Kabushiki Kaisha · 1996
- Pigment compositions29US 5,669,967 AEngelhard Corporation · 1997