A61K 2800/43
Pigments
Official title: Pigments; Dyes
A61K2800/43 (Pigments) appears on 2,037 US grants and 3,059 published applications in this corpus.
Search patents in A61K- Granted patents
- 2,037
- Published applications
- 3,059
- Assignees
- 716
- Inventors
- 4,762
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 5 | 0 |
| 1978 | 10 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 17 | 0 |
| 1992 | 21 | 0 |
| 1993 | 17 | 0 |
| 1994 | 26 | 0 |
| 1995 | 13 | 0 |
| 1996 | 16 | 0 |
| 1997 | 35 | 0 |
| 1998 | 39 | 0 |
| 1999 | 43 | 0 |
| 2000 | 41 | 0 |
| 2001 | 52 | 13 |
| 2002 | 48 | 46 |
| 2003 | 48 | 77 |
| 2004 | 28 | 75 |
| 2005 | 22 | 79 |
| 2006 | 19 | 71 |
| 2007 | 31 | 65 |
| 2008 | 17 | 78 |
| 2009 | 16 | 86 |
| 2010 | 37 | 82 |
| 2011 | 46 | 65 |
| 2012 | 50 | 68 |
| 2013 | 31 | 51 |
| 2014 | 51 | 84 |
| 2015 | 53 | 156 |
| 2016 | 88 | 203 |
| 2017 | 104 | 196 |
| 2018 | 109 | 172 |
| 2019 | 105 | 175 |
| 2020 | 122 | 183 |
| 2021 | 130 | 161 |
| 2022 | 124 | 245 |
| 2023 | 92 | 221 |
| 2024 | 91 | 171 |
| 2025 | 102 | 130 |
| 2026 | 66 | 106 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cosmetic and dermatological compositions6 Oct 2026US 12,751,904 B2Northeastern University
- Method for dyeing keratinous material, in particular human hair6 Oct 2026US 12,751,907 B2Henkel AG & Co. KGaA
- Method for dyeing keratinous material, comprising the use of an organosilicon compound, a colored effect pigment and a film-forming polymer IV15 Sep 2026US 12,734,123 B2Henkel AG & Co. KGaA
- Aqueous oxidative composition comprising xanthine derivatives8 Sep 2026US 12,728,082 B2Kao Corporation
- Composition comprising two particular oxidation dye precursors and a particular amino silicone8 Sep 2026US 12,728,089 B2L'oreal
- Solid Composition Comprising Natural Dyes and Makeup Process Using Same8 Oct 2026US 2026/0306367 A1L'oreal
- Production method of oil dispersion and cosmetic including this oil dispersion8 Oct 2026US 2026/0306368 A1Nikko Chemicals Co., Ltd.
- Fluorine-free diarylethene photochromic compound system for reversible hair coloration8 Oct 2026US 2026/0306383 A1School of Materials Science and Engineering, Nanyang Technological University
- Method of using color changing compounds in light based treatments8 Oct 2026US 2026/0306389 A1The Gillette Company
- Compositions and methods for skin protection and hydration1 Oct 2026US 2026/0294748 A1Truskin, LLC
Most cited
By later US patents
- Bioluminescent novelty items261US 5,876,995 A1999
- Method and tools for oral hygiene206US 6,561,808 B2CeramOptec Industries, Inc. · 2003
- Light activated tooth whitening composition and method of using same174US 6,162,055 ABriteSmile, Inc. · 2000
- Light-activated tooth whitening composition and method of using same155US 6,343,933 B12002
- Cosmetic compositions143US 5,985,298 ARevlon Consumer Products Corporation · 1999