C07C 41/32
By isomerisation
Official title: by isomerisation
C07C41/32 (By isomerisation) appears on 39 US grants and 31 published applications in this corpus.
Search patents in C07C- Granted patents
- 39
- Published applications
- 31
- Assignees
- 30
- Inventors
- 95
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 3 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Substituted hydroxystilbene compounds and derivatives synthesis and uses thereof4 Nov 2025US 12,459,883 B2Kynan Duke IP, LLC
- PCNHCP metal complexes and uses thereof14 Oct 2025US 12,441,669 B2Technion Research & Development Foundation Limited
- Abietanes and methods of making and using the same11 Feb 2025US 12,221,419 B2The Florida State University Research Foundation, Inc.
- Diarylalkanes as potent inhibitors of binuclear enzymes2 Jan 2024US 11,857,657 B2Unigen, Inc.
- Diarylalkanes as potent inhibitors of binuclear enzymes8 Dec 2020US 10,857,082 B2Unigen, Inc.
- Substituted Hydroxystilbene Compounds and Derivatives, Synthesis and Uses Thereof23 Jul 2026US 2026/0209152 A1Kynan Duke IP, LLC
- Tribenzotriquinacene with axial aryl group and method for preparing the same7 Aug 2025US 2025/0250215 A1National Yang Ming.Chiao Tung University
- Abietanes and methods of making and using the same15 May 2025US 2025/0154106 A1The Florida State University Research Foundation, Inc.
- Selective catalytic alkene isomerization for making fragrance ingredients or intermediates6 Jun 2024US 2024/0182393 A1International Flavors & Fragrances Inc.
- Abietanes and methods of making and using the same2 May 2024US 2024/0140912 A1The Florida State University Research Foundation, Inc.
Most cited
By later US patents
- Preparation of 2-t-butyl-4-alkoxy- and 4-hydroxyphenols37US 4,465,871 AUop LLC · 1984
- Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica24US 5,916,837 AE. I. Du Pont de Nemours and Company · 1999
- Porous microcomposite of metal cation exchanged perfluorinated ion-exchange polymer and network of metal oxide, silica, or metal oxide and silica9US 6,034,290 AE. I. Du Pont de Nemours and Company · 2000
- Diarylalkanes as potent inhibitors of binuclear enzymes8US 7,767,661 B2Unigen Pharmaceuticals, Inc. · 2010
- Method for making cationically polymerizable aromatic polypropenyl ethers6US 4,864,054 AGeneral Electric Company · 1989