C09B 61/00
Dyes of natural origin prepared from natural sources
Official title: Dyes of natural origin prepared from natural sources {, e.g. vegetable sources}
C09B61/00 (Dyes of natural origin prepared from natural sources) appears on 375 US grants and 415 published applications in this corpus.
Search patents in C09B- Granted patents
- 375
- Published applications
- 415
- Assignees
- 314
- Inventors
- 1,220
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 10 | 0 |
| 2002 | 5 | 11 |
| 2003 | 10 | 20 |
| 2004 | 10 | 11 |
| 2005 | 7 | 16 |
| 2006 | 7 | 7 |
| 2007 | 12 | 14 |
| 2008 | 5 | 15 |
| 2009 | 5 | 11 |
| 2010 | 5 | 19 |
| 2011 | 6 | 15 |
| 2012 | 14 | 21 |
| 2013 | 6 | 16 |
| 2014 | 15 | 11 |
| 2015 | 10 | 17 |
| 2016 | 11 | 15 |
| 2017 | 11 | 23 |
| 2018 | 11 | 20 |
| 2019 | 15 | 21 |
| 2020 | 12 | 15 |
| 2021 | 12 | 22 |
| 2022 | 12 | 22 |
| 2023 | 15 | 22 |
| 2024 | 16 | 21 |
| 2025 | 14 | 15 |
| 2026 | 10 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cosmetic and dermatological compositions6 Oct 2026US 12,751,904 B2Northeastern University
- Blue pigment and method for producing same4 Aug 2026US 12,698,396 B2Glico Nutrition Co., Ltd.
- 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
- Natural coloring agent composition12 May 2026US 12,624,213 B2Cj Cheiljedang Corporation
- Composition for the drying of Tillandsia sp14 Apr 2026US 12,599,137 B2
- Encapsulated colorant3 Sep 2026US 2026/0256171 A1Givaudan SA
- Insoluble product, in particular coloring agent, and method for the production thereof3 Sep 2026US 2026/0258250 A1Döhler GmbH
- Betalain compositions13 Aug 2026US 2026/0234406 A1Givaudan SA
- A vibrant and stable blue colorant and methods of making and use thereof30 Jul 2026US 2026/0215464 A1Ohio State Innovation Foundation
- Pigment prepared by using microorganisms and method for preparing same30 Jul 2026US 2026/0218258 A1Cosmax, Inc.
Most cited
By later US patents
- Process for isolation, purification, and recrystallization of lutein from saponified marigold oleoresin and uses thereof92US 5,382,714 AThe Catholic University of America · 1995
- Preparation of finely divided pulverulent carotinoid and retinoid compositions77US 4,522,743 ABASF SE · 1985
- Water dispersible carotenoid preparations and processes thereof64US 3,998,753 AHoffmann-La Roche Inc. · 1976
- Processes for extracting carotenoids and for preparing feed materials61US 6,818,239 B2Fermentron Ltd. · 2004
- Crocetin-containing coloring59US 5,424,407 AEnsuiko Sugar Refining Co., Ltd. · 1995