C12P 23/00
Preparation of compounds containing a cyclohexene ring having an unsaturated side chain
Official title: Preparation of compounds containing a cyclohexene ring having an unsaturated side chain containing at least ten carbon atoms bound by conjugated double bonds, e.g. carotenes (containing heterorings C12P17/00)
C12P23/00 (Preparation of compounds containing a cyclohexene ring having an unsaturated side chain) appears on 381 US grants and 531 published applications in this corpus.
Search patents in C12P- Granted patents
- 381
- Published applications
- 531
- Assignees
- 267
- Inventors
- 1,183
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 10 | 0 |
| 1998 | 6 | 0 |
| 1999 | 15 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 1 |
| 2002 | 5 | 16 |
| 2003 | 8 | 22 |
| 2004 | 16 | 28 |
| 2005 | 7 | 26 |
| 2006 | 21 | 37 |
| 2007 | 20 | 32 |
| 2008 | 10 | 17 |
| 2009 | 6 | 27 |
| 2010 | 17 | 17 |
| 2011 | 6 | 16 |
| 2012 | 13 | 14 |
| 2013 | 11 | 17 |
| 2014 | 15 | 15 |
| 2015 | 9 | 31 |
| 2016 | 19 | 18 |
| 2017 | 19 | 20 |
| 2018 | 11 | 20 |
| 2019 | 13 | 16 |
| 2020 | 13 | 32 |
| 2021 | 21 | 18 |
| 2022 | 7 | 18 |
| 2023 | 14 | 12 |
| 2024 | 12 | 22 |
| 2025 | 9 | 24 |
| 2026 | 5 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heterotrophic production methods for microbial biomass and bioproducts29 Sep 2026US 12,747,444 B2Kuehnle AgroSystems, Inc.
- Heterologous carotenoid production in microorganisms22 Sep 2026US 12,742,193 B2KnipBio, Inc.
- Fermentative production of isoprenoids25 Aug 2026US 12,716,077 B2Dsm IP Assets B.V.
- Carotenoids for treating or preventing nausea9 Jun 2026US 12,649,942 B2The General Hospital Corporation
- Method to produce a synthesis product, e.g. methane utilizing methanogenic microorganisms in a microbial electrolysis cell (MEC) by applying a separated nutrient feeding strategy10 Mar 2026US 12,571,008 B2Electrochaea GmbH
- Yarrowia sp. microorganism for producing retinoid with increased pho84 protein activity and retinoid production method using same1 Oct 2026US 2026/0297645 A1Cj Cheiljedang Corporation
- Methods and compositions for producing a carotenoid or terpenoid10 Sep 2026US 2026/0265710 A1
- Production of terpenoids, phenolic compounds, and vitamins from yeast family trichosporonaceae27 Aug 2026US 2026/0250719 A1Technische Universität München
- Carrp enzyme variants and their use in producing carotenoid and apocarotenoid6 Aug 2026US 2026/0226430 A1Dsm IP Assets B.V.
- Host cells capable of producing retinol or retinol precursors and methods of use thereof6 Aug 2026US 2026/0226526 A1Amyris, Inc.
Most cited
By later US patents
- Solventless extraction process206US 6,750,048 B2Martek Biosciences Corporation · 2004
- Preparation of microbial polyunsaturated fatty acid containing oil from pasteurized biomass163US 6,441,208 B2Dsm N. V. · 2002
- Microbial polyunsaturated fatty acid containing oil from pasteurised biomass148US 6,255,505 B1Gist-Brocades N. V. · 2001
- Preparation of microbial polyunsaturated fatty acid containing oil from pasteurised biomass127US 6,727,373 B2Dsm N. V. · 2004
- Extraction of anti-mutagenic pigments from algae and vegetables113US 4,851,339 A1989