C09B 47/08
Preparation from other phthalocyanine compounds
Official title: Preparation from other phthalocyanine compounds {, e.g. cobaltphthalocyanineamine complex}
C09B47/08 (Preparation from other phthalocyanine compounds) appears on 415 US grants and 275 published applications in this corpus.
Search patents in C09B- Granted patents
- 415
- Published applications
- 275
- Assignees
- 161
- Inventors
- 861
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 1 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 15 | 0 |
| 1997 | 12 | 0 |
| 1998 | 25 | 0 |
| 1999 | 15 | 0 |
| 2000 | 17 | 0 |
| 2001 | 13 | 2 |
| 2002 | 11 | 9 |
| 2003 | 6 | 20 |
| 2004 | 10 | 12 |
| 2005 | 6 | 11 |
| 2006 | 11 | 14 |
| 2007 | 10 | 11 |
| 2008 | 10 | 22 |
| 2009 | 11 | 14 |
| 2010 | 18 | 19 |
| 2011 | 14 | 21 |
| 2012 | 7 | 8 |
| 2013 | 11 | 9 |
| 2014 | 9 | 8 |
| 2015 | 5 | 8 |
| 2016 | 5 | 3 |
| 2017 | 2 | 6 |
| 2018 | 4 | 6 |
| 2019 | 2 | 5 |
| 2020 | 7 | 13 |
| 2021 | 5 | 7 |
| 2022 | 7 | 13 |
| 2023 | 8 | 24 |
| 2024 | 6 | 5 |
| 2025 | 5 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C09B 47/24Obtaining compounds having —cooh or —so3h radicals, or derivatives thereof, directly bound204
- C09B 47/12Obtaining compounds having alkyl radicals, or alkyl radicals substituted by hetero atoms62
- C09B 47/10Obtaining compounds having halogen atoms directly bound to the phthalocyanine skeleton49
- C09B 47/085Substituting the central metal atom42
- C09B 47/22Obtaining compounds having nitrogen atoms directly bound to the phthalocyanine skeleton29
- C09B 47/18Obtaining compounds having oxygen atoms directly bound to the phthalocyanine skeleton28
- C09B 47/20Obtaining compounds having sulfur atoms directly bound to the phthalocyanine skeleton27
Recent patents
- Compound, anti-reflective film comprising same, and display device15 Sep 2026US 12,735,574 B2Samsung SDI.Co., Ltd.
- Compound18 Aug 2026US 12,709,627 B2Sumitomo Chemical Company, Limited
- Antimicrobial medical glove2 Jun 2026US 12,643,989 B2BMG (British Medical Group) Limited
- Photodynamic therapy composition11 Nov 2025US 12,465,651 B2Case Western Reserve University
- Phthalocyanine dye compounds, conjugates and methods of use thereof21 Oct 2025US 12,448,518 B2Rakuten Medical, Inc.
- Aqueous cyan pigment slurry and ink composition comprising the same10 Sep 2026US 2026/0265530 A1Everlight Chemical Industrial Corporation
- Process of preparation of residue free solvent blue 67 dye20 Aug 2026US 2026/0242606 A1Rathi Dye Chem (P) Ltd
- Phthalocyanine pigment, phthalocyanine compound, coloring composition, method for producing phthalocyanine pigment, and method for producing coloring composition19 Jun 2025US 2025/0197642 A1FUJIFILM Corporation
- Compound and colored resin composition3 Apr 2025US 2025/0109155 A1Sumitomo Chemical Company, Limited
- Display apparatus20 Mar 2025US 2025/0098472 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Electrophoretic dispersions129US 7,226,550 B2SiPix Imaging, Inc. · 2007
- Processes for the preparation of hydroxygallium phthalocyanine127US 5,521,306 AXerox Corporation · 1996
- Hybrid phthalocyanine derivatives and their uses126US 5,824,799 ABiosite Diagnostics, Inc. · 1998
- Metal phthalocyanine colorants for phase change inks124US 6,221,137 B1Xerox Corporation · 2001
- Ink and ink jet recording method employing the same79US 5,123,960 ACanon Kabushiki Kaisha · 1992