C09B 67/0092
Dyes in solid form
Official title: {Dyes in solid form}
C09B67/0092 (Dyes in solid form) appears on 240 US grants and 135 published applications in this corpus.
Search patents in C09B- Granted patents
- 240
- Published applications
- 135
- Assignees
- 134
- Inventors
- 605
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 10 | 0 |
| 1980 | 12 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 4 |
| 2002 | 4 | 4 |
| 2003 | 4 | 4 |
| 2004 | 5 | 8 |
| 2005 | 1 | 9 |
| 2006 | 2 | 2 |
| 2007 | 3 | 4 |
| 2008 | 4 | 9 |
| 2009 | 3 | 4 |
| 2010 | 4 | 6 |
| 2011 | 3 | 6 |
| 2012 | 2 | 1 |
| 2013 | 4 | 6 |
| 2014 | 8 | 3 |
| 2015 | 2 | 3 |
| 2016 | 2 | 2 |
| 2017 | 5 | 6 |
| 2018 | 0 | 6 |
| 2019 | 5 | 4 |
| 2020 | 6 | 6 |
| 2021 | 5 | 11 |
| 2022 | 1 | 9 |
| 2023 | 3 | 4 |
| 2024 | 13 | 6 |
| 2025 | 3 | 3 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Colour-stable preparation of a magnesium chlorophyllin alkali metal salt or alkali earth metal salt from natural sources of chlorophyll4 Aug 2026US 12,698,397 B2Givaudan SA
- Process for synthesizing triarylmethane sulfone compounds7 Apr 2026US 12,595,228 B2Provepharm Life Solutions
- Colour change composition and compounds16 Dec 2025US 12,497,558 B2Thermographic Measurements Ltd
- Heterocyclic red azo colorants for seed treatment applications24 Jun 2025US 12,338,349 B2Milliken & Company
- Gardenia blue pigment with high brightness and low redness and a preparation method therefor21 Jan 2025US 12,202,979 B2Glico Nutrition Co., Ltd.
- Insoluble product, in particular coloring agent, and method for the production thereof3 Sep 2026US 2026/0258250 A1Döhler GmbH
- Acid-resistant gardenia blue preparation18 Jun 2026US 2026/0165349 A1San-Ei Gen F. F. I., Inc.
- Method for preparing indigo or a substituted derivative thereof26 Mar 2026US 2026/0085042 A1
- Coloring composition for color filters and method of manufacturing the same, and color filter for image sensors manufactured using the coloring composition for color filters29 Jan 2026US 2026/0028483 A1Samsung Electronics Co., Ltd.
- Bright natural pigments – manufacturing process, composition and cosmetic application8 Jan 2026US 2026/0007588 A1
Most cited
By later US patents
- Treatment of deagglomerated particles with plasma-activated species115US 6,156,114 AE. I. Du Pont de Nemours and Company · 2000
- Process for the preparation of densely colored pellet for synthetic resins76US 4,772,291 AJapan Liquid Crystal Co., Ltd. · 1988
- Non-dustable granular dye: dye particles coated with hydroxylpropyl cellulose or carbohydrate50US 5,017,195 ANippon Kayaku Kabushiki Kaisha · 1991
- Ink for ink jet printers49US 5,681,380 AKimberly-Clark Worldwide, Inc. · 1997
- Durable fluorescent organic pigments and methods of making47US 6,533,961 B23M Innovative Properties Company · 2003