C07C 35/23
With hydroxy on a condensed ring system having two rings
Official title: with hydroxy on a condensed ring system having two rings
C07C35/23 (With hydroxy on a condensed ring system having two rings) appears on 239 US grants and 101 published applications in this corpus.
Search patents in C07C- Granted patents
- 239
- Published applications
- 101
- Assignees
- 114
- Inventors
- 474
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 4 | 0 |
| 1978 | 20 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 17 | 0 |
| 1986 | 11 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 1 |
| 2002 | 2 | 5 |
| 2003 | 7 | 2 |
| 2004 | 3 | 5 |
| 2005 | 1 | 4 |
| 2006 | 0 | 3 |
| 2007 | 3 | 2 |
| 2008 | 2 | 2 |
| 2009 | 4 | 4 |
| 2010 | 3 | 3 |
| 2011 | 5 | 5 |
| 2012 | 2 | 4 |
| 2013 | 2 | 4 |
| 2014 | 5 | 4 |
| 2015 | 2 | 3 |
| 2016 | 4 | 7 |
| 2017 | 2 | 5 |
| 2018 | 2 | 8 |
| 2019 | 7 | 5 |
| 2020 | 6 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 4 |
| 2024 | 1 | 7 |
| 2025 | 3 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 35/32The condensed ring system being a system66
- C07C 35/36The condensed ring system being a [4.4.0] system61
- C07C 35/27The condensed ring system containing six carbon atoms49
- C07C 35/28The condensed ring system containing seven carbon atoms27
- C07C 35/31The condensed ring system containing eight carbon atoms23
- C07C 35/24The condensed ring system containing five carbon atoms2
- C07C 35/34The condensed ring system being a system2
Recent patents
- Modulators of liver receptor homologue 1 (LRH-1) and uses16 Sep 2025US 12,415,770 B2Emory University Office of Technology Transfer
- Isopaucifloral F phosphate compound and pharmaceutical use thereof12 Aug 2025US 12,384,806 B2Fudan University
- Method for producing heterocyclidene acetamide derivative29 Apr 2025US 12,286,414 B2Mochida Pharmaceutical Co., Ltd.
- Modulators of liver receptor homologue 1 (LRH-1) and uses20 Aug 2024US 12,065,402 B2Emory University
- Modulators of liver receptor homologue 1 (LRH-1) and uses4 Jul 2023US 11,691,939 B2Emory University
- Arthropod controlling composition12 Mar 2026US 2026/0068882 A1
- Modulators of liver receptor homologue 1 (lrh-1) and uses26 Feb 2026US 2026/0055046 A1Emory University
- Fragrance and flavor compositions comprising norbornane and norbornene derivatives9 Oct 2025US 2025/0313523 A1
- Method for producing heterocyclidene acetamide derivative7 Aug 2025US 2025/0250246 A1Mochida Pharmaceutical Co., Ltd.
- Novel organoleptic compounds30 Jan 2025US 2025/0034073 A1International Flavors & Fragrances Inc.
Most cited
By later US patents
- Vitamin D compounds53US 4,804,502 AHoffmann-La Roche Inc. · 1989
- Transition metal compound, catalyst for olefin polymerization, process for preparing olefin polymer by use of catalyst39US 5,854,165 AIdemitsu Kosan Co., Ltd. · 1998
- Trans-1(6-chloro-3-phenylindan-1-yl)-3,3-dimethylpiperazine37US 7,772,240 B2H. Lundbeck A.S. · 2010
- Synthesis of 1.alpha.,25-dihydroxyergocalciferol30US 4,508,651 AHoffmann-La Roche Inc. · 1985
- Process for the synthesis of 1.alpha.,23(S),25-trihydroxycholecalciferol and 1.alpha.,23(R),25-trihydroxycholecalciferol29US 4,594,432 AHoffman-La Roche Inc. · 1986