C07J 1/0074
Esters
Official title: {Esters}
C07J1/0074 (Esters) appears on 83 US grants and 57 published applications in this corpus.
Search patents in C07J- Granted patents
- 83
- Published applications
- 57
- Assignees
- 52
- Inventors
- 172
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 4 |
| 2004 | 2 | 4 |
| 2005 | 0 | 4 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 2 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 4 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 5 | 2 |
| 2020 | 2 | 2 |
| 2021 | 0 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 4 |
| 2024 | 1 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 2-methoxyestradiol derivatives and medical uses thereof10 Mar 2026US 12,570,685 B2Institut Pasteur Korea
- Process for the preparation of trenbolone and/or trenbolone acetate4 Nov 2025US 12,459,969 B2F.I.S. - Fabbrica Italiana Sintetici S.p. A.
- 19-nor C3,3-disubstituted C21-n-pyrazolyl steroids and methods of use thereof21 Jan 2025US 12,201,640 B2Sage Therapeutics, Inc.
- 19-nor neuroactive steroids and methods of use thereof27 Feb 2024US 11,912,737 B2Sage Therpeutics, Inc.
- Industrial process for the preparation of high purity estetrol25 Apr 2023US 11,633,406 B2Richter Gedeon Nyrt.
- Process For The Purification Of 2-Methoxyestradiol From 4- Methoxyestradiol And Intermediates Of The Process24 Sep 2026US 2026/0285896 A1Industriale Chimica S.R.L.
- Estradiol prodrugs and methods of use thereof27 Aug 2026US 2026/0248809 A1The United States Government as represented by the Department of Veterans Affairs
- Process for preparing (15alpha,16alpha,17beta)-estra-1,3,5(10)-triene-3,15,16,17-tetrol (estetrol) and intermediates of said process4 Jun 2026US 2026/0152523 A1Industriale Chimica S.R.L.
- 19-nor c3, 3-disubstituted c21-n-pyrazolyl steroids and methods of use thereof16 Oct 2025US 2025/0319106 A1Sage Therapeutics, Inc.
- Process for the preparation of trenbolone acetate having a definite particle size distribution and a irregular hexagon plates crystal habit28 Aug 2025US 2025/0270251 A1F.I.S. - Fabbrica Italiana Sintetici S.p. A.
Most cited
By later US patents
- Anti-estrogenic compounds and compositions119US 5,395,842 AEndorecherche, Inc. · 1995
- Pharmaceutical preparation adapted for oral administration85US 4,071,623 AAkzona Incorporated · 1978
- 19-nor C3, 3-disubstituted C21-N-pyrazolyl steroids and methods of use thereof59US 9,512,165 B2Sage Therapeutics, Inc. · 2016
- Methods of making, using and pharmaceutical formulations comprising 7α, 11β-dimethyl-17β-hydroxyestra-4, 14-dien-3-one and 17 esters thereof54US 7,196,074 B2The United States of America as represented by the Department of Health and Human Services · 2007
- 8β-hydrocarbyl-substituted estratrienes for use as selective estrogens52US 7,378,404 B2Schering Corporation · 2008