C07C 55/18
Azelaic acid
C07C55/18 (Azelaic acid) appears on 9 US grants and 8 published applications in this corpus.
Search patents in C07C- Granted patents
- 9
- Published applications
- 8
- Assignees
- 9
- Inventors
- 19
- Latest grant
- 4 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for preparing azelaic acid4 Oct 2022US 11,459,288 B2Corum Inc.
- Production of carboxylic acids from vicinal diols27 Sep 2022US 11,453,634 B2Alma Mater Studiorum - Università di Bologna
- Process for the hydrolysis of dicarboxylic acid triglycerides8 Jun 2021US 11,028,036 B2Novamont S. p. A.
- Process for the preparation of purified dicarboxylic acids19 May 2020US 10,654,786 B2Novamont S. p. A.
- Process for the preparation of azeleic acid from 9-octadecenedioic acid5 Apr 2016US 9,302,972 B2Dsm IP Assets B.V.
- Compositions and methods for the treatment of inflammatory skin diseases and cancer2 Sep 2021US 2021/0269412 A1Cellix Bio Private Limited
- Process for preparing azelaic acid18 Feb 2021US 2021/0047257 A1Corum Inc.
- Improved process for the hydrolysis of dicarboxylic acid triglycerides15 Oct 2020US 2020/0325094 A1Novamont S. p. A.
- Production of carboxylic acids from vicinal diols15 Oct 2020US 2020/0325095 A1Alma Mater Studiorum - Università di Bologna
- Process for the preparation of purified dicarboxylic acids4 Jul 2019US 2019/0202768 A1Novamont S. p. A.
Most cited
By later US patents
- Chemical compositions and methods of making them3US 7,897,800 B2Jr Chem, LLC · 2011
- Manufacture of salts of dicarboxylic acids and diamines2US 4,305,888 ABASF SE · 1981
- Fatty oil ex helianthus annuus for the production of diperazelaic acid2US 5,278,327 AHenkel Kommanditgesellschaft auf Aktien · 1994
- Process for the preparation of salts of a dicarboxylic acid and a diamine1US 4,713,201 ABASF SE · 1987