C07C 35/21
Polycyclic, at least one hydroxy group bound to a non-condensed ring
Official title: polycyclic, at least one hydroxy group bound to a non-condensed ring
C07C35/21 (Polycyclic, at least one hydroxy group bound to a non-condensed ring) appears on 94 US grants and 61 published applications in this corpus.
Search patents in C07C- Granted patents
- 94
- Published applications
- 61
- Assignees
- 67
- Inventors
- 203
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 2 |
| 2010 | 1 | 2 |
| 2011 | 4 | 3 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 4 | 4 |
| 2015 | 2 | 5 |
| 2016 | 3 | 6 |
| 2017 | 5 | 7 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 4 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spiro compounds as malodor counteracting ingredients31 Dec 2024US 12,180,434 B2Firmenich SA
- Biphenyl derivative compound and use thereof26 Mar 2024US 11,939,308 B2Ewha University-Industry Collaboration Foundation
- Procedure for crystallization of (22E)-(24R)-2-methylene-22-dehydro-1α,24-25-trihydroxy-19-nor-vitamin D311 Jul 2023US 11,697,635 B2Wisconsin Alumni Research Foundation
- Tobacco-derived components and materials24 Mar 2020US 10,595,554 B2R. J. Reynolds Tobacco Company
- SHIP1 modulators and methods related thereto8 Jan 2019US 10,174,046 B2Aquinox Pharmaceuticals (Canada) Inc.
- Oxidation of steroids11 Jun 2026US 2026/0159818 A1Oxford University Innovation Limited
- Spiro Compounds as Malodor Counteracting Ingredients27 Feb 2025US 2025/0066690 A1Firmenich SA
- Novel routes of chemical synthesis of 20s(oh)d3, 20s,25(oh)2d3, 20s,23s(oh)2d3, and 20s,23r(oh)2d3 and their modification of the immune activity of pbmcs3 Oct 2024US 2024/0327320 A1
- Substituted (4-Hydroxyphenyl)Cycloalkane and (4-Hydroxyphenyl)Cycloalkene Compounds and Uses Thereof as Selective Agonists of the Estrogen Receptor Beta Isoform for Enhanced Memory Consolidation3 Oct 2024US 2024/0327421 A1Concordia University
- Vitamin d3-like compound26 Sep 2024US 2024/0317663 A1Kanagawa University
Most cited
By later US patents
- Cyclopentane heptanoic acid, 2-cycloalkyl or arylalkyl derivatives as therapeutic agents217US 5,688,819 AAllergan, Inc. · 1997
- Non-acidic cyclopentane heptanoic acid,2-cycloalkyl or arylalkyl derivatives as therapeutic agents177US 6,403,649 B1Allergan Sales, Inc. · 2002
- Non-acidic cyclopentane heptanoic acid, 2-cycloalkyl or arylalkyl derivatives as therapeutic agents111US 5,352,708 AAllergan, Inc. · 1994
- Process for isolation, purification, and recrystallization of lutein from saponified marigold oleoresin and uses thereof92US 5,382,714 AThe Catholic University of America · 1995
- Non-acidic cyclopentane heptanoic acid, 2-cycloalkyl or arylalkyl derivatives as therapeutic agents75US 5,607,978 AAllergan, Inc. · 1997