C07C 67/347
By addition to unsaturated carbon-to-carbon bonds
Official title: by addition to unsaturated carbon-to-carbon bonds
C07C67/347 (By addition to unsaturated carbon-to-carbon bonds) appears on 345 US grants and 251 published applications in this corpus.
Search patents in C07C- Granted patents
- 345
- Published applications
- 251
- Assignees
- 208
- Inventors
- 818
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 16 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 5 | 0 |
| 2000 | 15 | 0 |
| 2001 | 12 | 5 |
| 2002 | 11 | 16 |
| 2003 | 14 | 7 |
| 2004 | 5 | 12 |
| 2005 | 4 | 7 |
| 2006 | 8 | 14 |
| 2007 | 7 | 6 |
| 2008 | 9 | 10 |
| 2009 | 3 | 13 |
| 2010 | 16 | 12 |
| 2011 | 6 | 15 |
| 2012 | 6 | 14 |
| 2013 | 10 | 9 |
| 2014 | 15 | 14 |
| 2015 | 15 | 14 |
| 2016 | 8 | 13 |
| 2017 | 9 | 9 |
| 2018 | 11 | 10 |
| 2019 | 12 | 8 |
| 2020 | 5 | 11 |
| 2021 | 7 | 7 |
| 2022 | 6 | 4 |
| 2023 | 3 | 6 |
| 2024 | 4 | 7 |
| 2025 | 2 | 6 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of N-chelating ruthenium complexes in the metathesis reaction18 Mar 2025US 12,251,688 B2Apeiron Synthesis S. A.
- Crystalline, two dimensional polymers and a process for the preparation thereof4 Feb 2025US 12,215,197 B2Council of Scientific and Industrial Research
- Fused cyclooctyne compounds and their use in metal-free click reactions31 Dec 2024US 12,180,145 B2Synaffix B.V.
- Catalyst, method for preparing catalyst, and method for producing unsaturated carboxylic acid and/or unsaturated carboxylic acid ester1 Oct 2024US 12,102,981 B2Mitsubishi Chemical Corporation
- Method for manufacturing cyclopropane compound24 Sep 2024US 12,098,137 B2Sumitomo Chemical Company, Limited
- Intermolecular cyclopropanation of unsaturated hydrocarbons20 Aug 2026US 2026/0242327 A1The Penn State Research Foundation
- Preparation of alpha-necrodyl isobutyrate from dienes4 Jun 2026US 2026/0152461 A1Suterra, LLC
- Method for preparing caronic acid and derivative thereof14 Aug 2025US 2025/0257024 A1Aba Chemicals Nantong Limited
- Processes for producing alkyl acrylate dimers17 Jul 2025US 2025/0230119 A1Specialty Operations France
- Process for the production of fatty acids and isomerized esters5 Jun 2025US 2025/0179002 A1NUOL Green Chemistry LLC
Most cited
By later US patents
- Cosmetic composition comprising 2-hydroxyalkenoic acids or a mixture thereof84US 5,108,751 AChesebrough-Pond' s USA Co., Division of Conopco, Inc. · 1992
- Fused cyclooctyne compounds and their use in metal-free click reactions84US 8,859,629 B2Synaffix B.V. · 2014
- Fused cyclooctyne compounds and their use in metal-free click reactions73US 9,222,940 B2Synaffix B.V. · 2015
- Integrate chemical processes for industrial utilization of seed oils66US 7,576,227 B2Union Carbide Chemicals & Plastics Technology Corporation · 2009
- Fused cyclooctyne compounds and their use in metal-free click reactions64US 10,239,807 B2Synaffix B.V. · 2019