C07J 15/005
Retrosteroids
Official title: {Retrosteroids (9 beta 10 alfa)}
C07J15/005 (Retrosteroids) appears on 15 US grants and 17 published applications in this corpus.
Search patents in C07J- Granted patents
- 15
- Published applications
- 17
- Assignees
- 15
- Inventors
- 41
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 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 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 5 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Androgen receptor modulators6 Oct 2026US 12,753,202 B2Trustees of Dartmouth College
- Irradiation process of pro vitamin D29 Apr 2025US 12,286,454 B2Fermenta Biotech Limited
- Methods for improved production of vitamins D2 and D327 Apr 2021US 10,988,443 B2Nucelis LLC
- Process for the preparation of 9 beta,10 alpha-progesterone (retroprogesterone)19 May 2020US 10,654,885 B2Industriale Chimca S.R.L.
- Methods for improved production of vitamins D2 and D32 Jul 2019US 10,336,694 B2Nucelis LLC
- Stereoselective c9-c10 bond formation11 Jul 2024US 2024/0228527 A1
- Androgen receptor modulators20 Jun 2024US 2024/0199683 A1Trustees of Dartmouth College
- Compositions and methods of treating conditions25 Apr 2024US 2024/0131036 A1The UAB Research Foundation
- Androgen receptor modulators28 Dec 2023US 2023/0416297 A1Trustees of Dartmouth College
- Irradiation process of pro vitamin d28 Jul 2022US 2022/0234972 A1Fermenta Biotech Limited
Most cited
By later US patents
- Total steroid synthesis employing substituted isoxazole derivatives7US 4,044,004 AHoffmann-La Roche Inc. · 1977
- Method of preparing 9beta, 10alpha-5,7-diene steroids3US 5,304,291 ADuphar International Research B.V. · 1994
- Neuroactive enantiomeric 15-, 16- and 17-substituted steroids as modulators for GABA type-A receptors2US 10,202,413 B2Washington University · 2019
- Process for preparing 25-hydroxycholecalciferol intermediates2US 4,001,096 AThe Upjohn Company · 1977
- Method of preparing 9.beta., 10.alpha.-5,7-diene steroids2US 4,601,855 ADuphar International Research B.V. · 1986