C09B 67/0094
Treatment of powders
Official title: {Treatment of powders, e.g. antidusting}
C09B67/0094 (Treatment of powders) appears on 27 US grants and 11 published applications in this corpus.
Search patents in C09B- Granted patents
- 27
- Published applications
- 11
- Assignees
- 26
- Inventors
- 91
- Latest grant
- 10 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anthocyanin dye preparation10 Nov 2020US 10,827,769 B2San-Ei Gen F. F. I., Inc.
- Pigment, method for manufacturing the same, pigment dispersion, and yellow toner13 Aug 2013US 8,507,713 B2Canon Kabushiki Kaisha
- Coating of organic and inorganic pigments with aldehyde or ketone resins30 Aug 2011US 8,007,906 B2Inxel Trademark & Patents SAGL
- Low-dust additive and pigment blends with improved color7 Sep 2010US 7,789,957 B2Ciba Corporation
- Dust-free pigment compositions obtainable by spray-drying4 May 2010US 7,708,819 B2Ciba Specialty Chemicals Corporation
- Insoluble product, in particular coloring agent, and method for the production thereof3 Sep 2026US 2026/0258250 A1Döhler GmbH
- Zein-based photonic crystals and uses thereof19 Sep 2024US 2024/0310558 A1Northeastern University
- Method for suppressing foaming of naturally derived water-soluble pigment3 Sep 2020US 2020/0277500 A1San-Ei Gen F. F. I., Inc.
- Anthocyanin dye preparation10 May 2018US 2018/0125105 A1San-Ei Gen F. F. I., Inc.
- Pigment, method for manufacturing the same, pigment dispersion, and yellow toner21 Oct 2010US 2010/0266945 A1Canon Kabushiki Kaisha
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
- Non-dustable granular dye: dye particles coated with hydroxylpropyl cellulose or carbohydrate50US 5,017,195 ANippon Kayaku Kabushiki Kaisha · 1991
- Process and apparatus for preparing dust-free granular material30US 4,832,700 ASandoz Ltd. · 1989
- Dry water-dispersible pigment compositions26US 4,056,402 AHercules Incorporated · 1977
- Process for preparing pigment compositions25US 4,725,317 ASilberline Limited · 1988