C07C 46/10
Separation
Official title: Separation; Purification; Stabilisation; Use of additives
C07C46/10 (Separation) appears on 69 US grants and 54 published applications in this corpus.
Search patents in C07C- Granted patents
- 69
- Published applications
- 54
- Assignees
- 59
- Inventors
- 241
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 2 |
| 2018 | 2 | 4 |
| 2019 | 2 | 3 |
| 2020 | 4 | 4 |
| 2021 | 1 | 4 |
| 2022 | 4 | 7 |
| 2023 | 6 | 3 |
| 2024 | 1 | 2 |
| 2025 | 1 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Co-crystal of coenzyme QH and nicotinamide, preparation method therefor and use thereof25 Aug 2026US 12,715,832 B2Cocrystal Technology (Jiaxing) Co., Ltd.
- Production method for reduced coenzyme Q10 form-II type crystal or crystalline solid thereof5 May 2026US 12,617,744 B2Kaneka Corporation
- Method for separating 2-alkylanthracenes and use thereof for producing hydrogen peroxide19 Aug 2025US 12,391,633 B2China Petroleum & Chemical Corporation
- Process for preparing a Lawsonia inermis extract21 May 2024US 11,987,708 B2Pierre Fabre Dermo-Cosmetique
- Methods for processing lignocellulosic material17 Oct 2023US 11,788,228 B2CMBlu Energy AG
- Soil conditioner and use thereof6 Aug 2026US 2026/0225970 A1Japan International Research Center for Agricultural Sciences
- Quinone-derived compounds and use thereof against leishmania spp22 Jan 2026US 2026/0022089 A1Universidad De La Laguna
- Method for storing reduced coenzyme q1027 Mar 2025US 2025/0100959 A1Kaneka Corporation
- Method for storing reduced coenzyme q1013 Mar 2025US 2025/0082585 A1Kaneka Corporation
- Method for storing reduced coenzyme q1020 Feb 2025US 2025/0059124 A1Kaneka Corporation
Most cited
By later US patents
- Quinine derivatines12US 4,818,441 ATakeda Chemical Industries, Ltd. · 1989
- Intermediates for the production of quinones11US 4,199,531 ATakeda Chemical Industries, Ltd. · 1980
- 1,4-benzoquinone derivatives and benzene derivatives, and process for preparing the same11US 5,220,042 AOtsuka Pharmaceutical Co., Ltd. · 1993
- Antiretroviral naphthoquinone compounds compositions and uses thereof10US 5,783,598 AThe United States of America as represented by the Secretary of the Department of Health and Human Sevices · 1998
- Antiviral naphthoquinone compounds, compositions and uses thereof7US 5,869,522 AThe United States of America, as represented by the Secretary, Department of Health and Human Services · 1999