C07C 45/38
Being a primary hydroxyl group
Official title: being a primary hydroxyl group
C07C45/38 (Being a primary hydroxyl group) appears on 318 US grants and 167 published applications in this corpus.
Search patents in C07C- Granted patents
- 318
- Published applications
- 167
- Assignees
- 177
- Inventors
- 785
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 6 | 0 |
| 1978 | 12 | 0 |
| 1979 | 5 | 0 |
| 1980 | 14 | 0 |
| 1981 | 5 | 0 |
| 1982 | 15 | 0 |
| 1983 | 12 | 0 |
| 1984 | 13 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 2 |
| 2002 | 5 | 9 |
| 2003 | 6 | 7 |
| 2004 | 7 | 13 |
| 2005 | 6 | 5 |
| 2006 | 6 | 7 |
| 2007 | 6 | 8 |
| 2008 | 6 | 3 |
| 2009 | 5 | 5 |
| 2010 | 2 | 6 |
| 2011 | 3 | 7 |
| 2012 | 3 | 9 |
| 2013 | 9 | 5 |
| 2014 | 8 | 6 |
| 2015 | 7 | 13 |
| 2016 | 11 | 5 |
| 2017 | 9 | 8 |
| 2018 | 4 | 6 |
| 2019 | 9 | 7 |
| 2020 | 6 | 8 |
| 2021 | 3 | 3 |
| 2022 | 1 | 8 |
| 2023 | 5 | 3 |
| 2024 | 2 | 8 |
| 2025 | 2 | 4 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production of acrolein or acrylic acid from iso-propanol with high yeild and low cost14 Jul 2026US 12,679,795 B2Rohm and Haas Company
- Supported composite oxide catalyst and preparation and use thereof24 Mar 2026US 12,582,969 B2Shanghai Huayi New Material Co., Ltd
- Composite oxide catalyst, preparation method therefor, and use thereof24 Mar 2026US 12,582,971 B2Shanghai Huayi New Material Co., Ltd
- Production of acrolein or acrylic acid from allyl alcohol with high yield and low impurity3 Mar 2026US 12,565,464 B2Rohm and Haas Company
- Process for formaldehyde manufacture3 Mar 2026US 12,565,465 B2Johnson Matthey Davy Technologies Limited
- Processes for the preparation of citral and interrelated products24 Sep 2026US 2026/0285794 A1BASF SE
- Method for producing acetone1 Jan 2026US 2026/0001829 A1Nippon Shokubai Co., Ltd.
- Shell-and-tube heat exchange reactor for carrying out a catalytic gas-phase partial oxidation reaction and process for carrying out a catalytic gas-phase partial oxidation20 Nov 2025US 2025/0352975 A1BASF SE
- Purification of an ethylenically unsaturated alcohol stream, preparation of an ethylenically unsaturated aldehyde, in particular prenal, and compounds derived therefrom6 Nov 2025US 2025/0340502 A1BASF SE
- Butadiene production from used tires14 Aug 2025US 2025/0257187 A1
Most cited
By later US patents
- Methods for identifying and optimizing materials in microfluidic systems177US 6,737,026 B1Symyx Technologies, Inc. · 2004
- Chemical processing microsystems comprising parallel flow microreactors and methods for using same166US 6,749,814 B1Symyx Technologies, Inc. · 2004
- Oxidative reactions using membranes that selectively conduct oxygen65US 6,730,808 B2BASF SE · 2004
- Multimetal oxide compositions and process of preparing same58US 5,364,825 ABASF SE · 1994
- Silica-containing shaped articles and a process for their preparation51US 4,764,498 ABayer Aktiengesellschaft · 1988