C07C 49/493
A keto group being part of a three- to five-membered ring
Official title: a keto group being part of a three- to five-membered ring
C07C49/493 (A keto group being part of a three- to five-membered ring) appears on 26 US grants and 11 published applications in this corpus.
Search patents in C07C- Granted patents
- 26
- Published applications
- 11
- Assignees
- 16
- Inventors
- 47
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 3 |
| 2006 | 1 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same12 Nov 2024US 12,139,454 B2Shin-Etsu Chemical Co., Ltd.
- Humulus species as industrial chemical feedstocks24 Sep 2024US 12,098,120 B2P2 Science, Inc.
- Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same12 Jul 2022US 11,384,043 B2Shin-Etsu Chemical Co., Ltd.
- Production method for cyclopentanone derivative, intermediate compound, and production method for intermediate compound12 Jul 2016US 9,388,158 B2Kureha Corporation
- Cycloalkanone composition5 Jun 2007US 7,227,044 B2Kao Corporation
- Humulus species as industrial chemical feedstocks4 May 2023US 2023/0138884 A1P2 Science, Inc.
- Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same13 Oct 2022US 2022/0324783 A1Shin-Etsu Chemical Co., Ltd.
- Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same21 Jan 2021US 2021/0017112 A1Shin-Etsu Chemical Co., Ltd.
- Production method for cyclopentanone derivative, intermediate compound, and production method for intermediate compound5 Nov 2015US 2015/0315175 A1Kureha Corporation
- Production method for cyclopentanone derivative, intermediate compound, and production method for intermediate compound22 Jan 2015US 2015/0025254 A1Kureha Corporation
Most cited
By later US patents
- 2,3,4-trihydroxycyclopentanone47US 6,166,091 ATakara Shuzo Co., Ltd. · 2000
- Novel polyene compounds and process therefor12US 3,975,445 AHoffmann-La Roche Inc. · 1976
- Cyclopentanone derivatives, odoriferous compositions containing them and process of preparation thereof12US 3,981,891 ASociete Anonyme Roure Bertrand Dupont · 1976
- Oxygenated alkyl substituted bicyclo alkanes7US 4,689,345 ACBD Corporation · 1987
- Oxygenated alkyl substituted bicyclo alkanes6US 4,855,322 ACBD Corporation · 1989