C09B 67/0032
Treatment of phthalocyanine pigments
Official title: {Treatment of phthalocyanine pigments (C09B67/0016, C09B67/0019 take precedence)}
C09B67/0032 (Treatment of phthalocyanine pigments) appears on 55 US grants and 26 published applications in this corpus.
Search patents in C09B- Granted patents
- 55
- Published applications
- 26
- Assignees
- 33
- Inventors
- 124
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 4 |
| 2019 | 1 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 3 | 7 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing halogenated zinc phthalocyanine pigment18 Mar 2025US 12,252,617 B2DIC Corporation
- Single vessel solvent based method for making a Zn/Cu composite29 Oct 2024US 12,129,381 B1Imam Abdulrahman Bin Faisal University
- Method for synthesizing a micro/nanosphere-containing composite9 Jul 2024US 12,031,043 B2Imam Abdulrahman Bin Faisal University
- Wastewater purification composition for organic dyes28 Nov 2023US 11,827,792 B2Imam Abdulrahman Bin Faisal University
- Photosensitizer composite and uses thereof6 Jun 2023US 11,667,793 B2Imam Abdulrahman Bin Faisal University
- Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method of manufacturing hydroxygallium phthalocyanine crystal14 May 2026US 2026/0133510 A1Canon Kabushiki Kaisha
- Single vessel solvent based method for making a zn/cu composite10 Oct 2024US 2024/0336778 A1Imam Abdulrahman Bin Faisal University
- Resin composition9 Nov 2023US 2023/0357538 A1Sumitomo Chemical Company, Limited
- Wastewater purification composition for organic dyes7 Sep 2023US 2023/0279232 A1Imam Abdulrahman Bin Faisal University
- Method for producing halogenated zinc phthalocyanine pigment11 May 2023US 2023/0141091 A1DIC Corporation
Most cited
By later US patents
- Recording liquid46US 4,632,703 ACanon Kabushiki Kaisha · 1986
- Continuous method of producing phthalocyanine pigment dispersions in organic solvent20US 4,522,654 AInmont Corporation · 1985
- Phthalocyanine pigment compositions19US 4,221,606 AToyo Ink Manufacturing Co., Ltd. · 1980
- Method for the preparation of X-form metal phthalocyanine and X-form metal free compounds16US 4,031,109 AXerox Corporation · 1977
- Pigment composition, printing ink and coating composition15US 5,472,490 AToyo Ink Manufacturing Co., Ltd. · 1995