C07C 31/10
Containing three carbon atoms
Official title: containing three carbon atoms
C07C31/10 (Containing three carbon atoms) appears on 60 US grants and 53 published applications in this corpus.
Search patents in C07C- Granted patents
- 60
- Published applications
- 53
- Assignees
- 59
- Inventors
- 186
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 1 | 3 |
| 2016 | 3 | 3 |
| 2017 | 4 | 2 |
| 2018 | 1 | 3 |
| 2019 | 3 | 11 |
| 2020 | 5 | 3 |
| 2021 | 4 | 2 |
| 2022 | 3 | 4 |
| 2023 | 1 | 5 |
| 2024 | 5 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Crystalline forms of solvates of tryptophan derivatives, compositions comprising them and uses thereof11 Aug 2026US 12,703,685 B2Galimedix Therapeutics, Inc.
- Chemical liquid purification method and chemical liquid27 May 2025US 12,311,294 B2FUJIFILM Corporation
- Method of preparing isopropyl alcohol22 Oct 2024US 12,122,740 B2LG Chem.Ltd.
- Method for purifying organic solvent and apparatus for purifying organic solvent15 Oct 2024US 12,115,525 B2Organo Corporation
- Crystalline phases of 5,6-dichloro-2-(isopropylamino)-(1 β-L-ribofuranosyl)-1H-benzimidazole13 Aug 2024US 12,060,382 B2Takeda Pharmaceutical Company Limited
- Organic solvent regenerator, substrate processing system, and method of regenerating organic solvent27 Aug 2026US 2026/0250222 A1SCREEN Holdings Co., Ltd.
- Method for purifying isopropyl alcohol20 Aug 2026US 2026/0242316 A1LG Chem.Ltd.
- Method for preparing isopropyl alcohol13 Aug 2026US 2026/0234088 A1LG Chem.Ltd.
- Separation process of alcohol mixtures with high water content by liquid-liquid extraction23 Jul 2026US 2026/0209149 A1ENI S. p. A.
- Methods for purifying a solvent16 Oct 2025US 2025/0320173 A1Fujifilm Electronic Materials U.S.A., Inc.
Most cited
By later US patents
- Separation of ethanol from isopropanol by azeotropic distillation86US 5,415,741 A1995
- Separation of ethanol from isopropanol by extractive distillation84US 5,348,625 A1994
- Process for the production of ethanol and isopropanol48US 5,488,185 AThe BOC Group, Inc. · 1996
- Thermolytic fragmentation of sugars37US 10,570,078 B2Haldor TopsøE A/S · 2020
- Adsorption separation cycle18US 4,373,935 AUnion Carbide Corporation · 1983