C07D 307/937
With hydrocarbon or substituted hydrocarbon radicals directly attached in position 2
Official title: with hydrocarbon or substituted hydrocarbon radicals directly attached in position 2, e.g. prostacyclins
C07D307/937 (With hydrocarbon or substituted hydrocarbon radicals directly attached in position 2) appears on 267 US grants and 18 published applications in this corpus.
Search patents in C07D- Granted patents
- 267
- Published applications
- 18
- Assignees
- 34
- Inventors
- 242
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 6 | 0 |
| 1979 | 30 | 0 |
| 1980 | 50 | 0 |
| 1981 | 68 | 0 |
| 1982 | 34 | 0 |
| 1983 | 6 | 0 |
| 1984 | 16 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 9 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 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 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 3 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Key intermediate for synthesis of prostaglandin compound and preparation method thereof12 May 2026US 12,623,992 B2Shenzhen Catalys Technology Co., Ltd
- Process for the preparation of epoprostenol sodium of enhanced stability20 Apr 2021US 10,981,884 B2Chinoin Pharmaceutical and Chemical Works Private Company Ltd.
- Method for producing bicyclic compound26 Jan 2021US 10,899,729 B2Ono Pharmaceutical Co., Ltd.
- Ether analogues of galiellalactone16 Jul 2019US 10,351,577 B2Glactone Pharma Development AB
- Method for the purification of prostaglandins31 May 2016US 9,353,055 B2Johnson Matthey Public Limited Company
- 1h-cyclopenta[b]benzofuran derivatives for the prevention and treatment of virus diseases28 May 2026US 2026/0146034 A1SJP Biotec GmbH
- Key intermediate for synthesis of prostaglandin compound and preparation method thereof8 Sep 2022US 2022/0281797 A1Shenzhen Catalys Technology Co., Ltd
- Process for the preparation of epoprostenol sodium of enhanced stability23 Apr 2020US 2020/0123124 A1Chinoin GyóGyszer éS VegyéSzeti TerméKek GyáRa Zrt.
- Method for producing bicyclic compound17 Oct 2019US 2019/0315705 A1Ono Pharmaceuticals Co., Ltd.
- Ether analogues of galiellalactone7 Jun 2018US 2018/0155360 A1Glactone Pharma Development AB
Most cited
By later US patents
- Enlarged-hetero-ring prostacyclin analogs57US 4,123,441 AThe Upjohn Company · 1978
- Trans-4,5,13,14-tetradehydro-PGI.sub.1 amides36US 4,167,625 AThe Upjohn Company · 1979
- Method for the purification of prostaglandins35US 8,957,240 B2Johnson Matthey Public Limited Company · 2015
- Method for the purification of prostaglandins33US 8,519,178 B2Johnson Matthey Public Limited Company · 2013
- 6-Hydroxy-PGE.sub.1 compounds32US 4,131,738 AThe Upjohn Company · 1978