C09B 67/00
Influencing the physical
Official title: Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents {grinding or grinding assistants, coating of pigments or dyes}; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
C09B67/00 (Influencing the physical) appears on 4,888 US grants and 3,431 published applications in this corpus.
Search patents in C09B- Granted patents
- 4,888
- Published applications
- 3,431
- Assignees
- 1,337
- Inventors
- 9,282
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 93 | 0 |
| 1977 | 82 | 0 |
| 1978 | 96 | 0 |
| 1979 | 65 | 0 |
| 1980 | 82 | 0 |
| 1981 | 85 | 0 |
| 1982 | 71 | 0 |
| 1983 | 60 | 0 |
| 1984 | 79 | 0 |
| 1985 | 72 | 0 |
| 1986 | 52 | 0 |
| 1987 | 79 | 0 |
| 1988 | 83 | 0 |
| 1989 | 89 | 0 |
| 1990 | 63 | 0 |
| 1991 | 72 | 0 |
| 1992 | 102 | 0 |
| 1993 | 84 | 0 |
| 1994 | 130 | 0 |
| 1995 | 108 | 0 |
| 1996 | 105 | 0 |
| 1997 | 109 | 0 |
| 1998 | 136 | 0 |
| 1999 | 142 | 0 |
| 2000 | 153 | 0 |
| 2001 | 131 | 40 |
| 2002 | 129 | 108 |
| 2003 | 127 | 135 |
| 2004 | 88 | 152 |
| 2005 | 69 | 143 |
| 2006 | 107 | 149 |
| 2007 | 84 | 149 |
| 2008 | 90 | 161 |
| 2009 | 81 | 188 |
| 2010 | 116 | 186 |
| 2011 | 94 | 152 |
| 2012 | 119 | 111 |
| 2013 | 120 | 123 |
| 2014 | 143 | 129 |
| 2015 | 92 | 143 |
| 2016 | 93 | 114 |
| 2017 | 113 | 125 |
| 2018 | 98 | 150 |
| 2019 | 107 | 112 |
| 2020 | 98 | 156 |
| 2021 | 79 | 136 |
| 2022 | 84 | 148 |
| 2023 | 81 | 163 |
| 2024 | 114 | 119 |
| 2025 | 83 | 76 |
| 2026 | 56 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C09B 67/0071Process features in the making of dyestuff preparations1,873
- C09B 67/0033Blends of pigments1,630
- C09B 67/0001Post-treatment of organic pigments or dyes1,186
- C09B 67/006Preparation of organic pigments565
- C09B 67/0097Dye preparations of special physical nature453
- C09B 67/0025Crystal modifications390
- C09B 67/0096Purification261
- C09B 67/0098Organic pigments exhibiting interference colours88
All 9 subgroupsShow fewer
Recent patents
- Cosmetic and dermatological compositions6 Oct 2026US 12,751,904 B2Northeastern University
- Simultaneously dyeing and flame-retardant finishing method for polyester based textile6 Oct 2026US 12,753,549 B2Daikyo Chemical Co., Ltd.
- Electrochromic composition, anti-peep film, and display device22 Sep 2026US 12,742,989 B2Tcl China Star Optoelectronics Technology Co., Ltd.
- Near infrared dyes for biological imaging and optoelectronic devices15 Sep 2026US 12,735,573 B2Mississippi State University
- Dye-containing water-soluble receptacle and method for producing a coloured aqueous alkali metal cyanide solution15 Sep 2026US 12,735,575 B2CyPlus GmbH
- Disperse dyes for dyeing polyester fibres8 Oct 2026US 2026/0308841 A1University of Leeds
- Optical device with transmission inhibition plateau in blue spectral range1 Oct 2026US 2026/0299319 A1ColorBoost Inc.
- Ophthalmic lens comprising an acrylonitrile compound24 Sep 2026US 2026/0286135 A1Essilor International
- Alternative solvent systems and dye formulations10 Sep 2026US 2026/0265529 A1
- Aqueous cyan pigment slurry and ink composition comprising the same10 Sep 2026US 2026/0265530 A1Everlight Chemical Industrial Corporation
Most cited
By later US patents
- Process for preparing diaminophenothiazinium compounds687US 8,765,942 B2Provence Technologies · 2014
- Electrophoretic particles, and processes for the production thereof510US 7,002,728 B2E Ink Corporation · 2006
- Aqueous pigmented inks for ink jet printers501US 5,085,698 AE. I. Du Pont de Nemours and Company · 1992
- Electrophoretic particles and processes for the production thereof363US 6,822,782 B2E Ink Corporation · 2004
- Cationic imidazole azo dyes292US 5,708,151 ACiba Specialty Chemicals Corporation · 1998