C07C 31/24
Tetrahydroxylic alcohols
Official title: Tetrahydroxylic alcohols, e.g. pentaerythritol
C07C31/24 (Tetrahydroxylic alcohols) appears on 44 US grants and 33 published applications in this corpus.
Search patents in C07C- Granted patents
- 44
- Published applications
- 33
- Assignees
- 24
- Inventors
- 63
- Latest grant
- 20 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 3 | 2 |
| 2009 | 2 | 2 |
| 2010 | 3 | 0 |
| 2011 | 2 | 1 |
| 2012 | 3 | 4 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 2 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Polyglycolic acid resin and production process thereof20 Aug 2024US 12,065,531 B2Pujing Chemical Industry Co., Ltd.
- Hydroxyl compounds and compositions for cholesterol management and related uses9 Mar 2021US 10,941,095 B2Esperion Therapeutics, Inc.
- Process for producing pentaerythritol mercaptocarboxylic acid ester, polymerizable composition, resin, optical material, and lens30 Jun 2020US 10,696,627 B2Mitsui Chemicals, Inc.
- Compositions and methods for improving Rebaudioside X solubility21 Apr 2020US 10,626,136 B2PureCircle Sdn Bhd
- Hydroxyl compounds and compositions for cholesterol management and related uses6 Nov 2018US 10,118,881 B2Esperion Therapeutics, Inc.
- Hydroxyl compounds and compositions for cholesterol management and related uses6 Jul 2023US 2023/0210800 A1Esperion Therapeutics, Inc.
- Polyglycolic Acid Resin and Production Process Thereof13 Jan 2022US 2022/0010052 A1Pujing Chemical Industry Co., Ltd.
- Hydroxyl compounds and compositions for cholesterol management and related uses23 Dec 2021US 2021/0395175 A1Esperion Therapeutics, Inc.
- Cycloalkyl-hydroxyl compounds and compositions for cholesterol management and related uses18 Jun 2020US 2020/0189999 A1Esperion Therapeutics, Inc.
- Hydroxyl compounds and compositions for cholesterol management and related uses29 Aug 2019US 2019/0263742 A1Esperion Therapeutics, Inc.
Most cited
By later US patents
- Method for hydrogenating aqueous solutions of carbohydrates35US 4,380,680 AUop LLC · 1983
- Cycloalkyl-hydroxyl compounds and compositions for cholesterol management and related uses34US 7,405,226 B2Pfizer Inc. · 2008
- Method for hydrogenating aqueous solutions of carbohydrates31US 4,487,980 AUop LLC · 1984
- Hydroxyl compounds and compositions for cholesterol management and related uses29US 7,335,799 B2Esperion Therapeutics, Inc. · 2008
- Cycloalkyl-hydroxyl compounds and compositions for cholesterol management and related uses26US 7,119,221 B2Esperion Therapeutics, Inc. · 2006