C07C 67/307
By introduction of halogen
Official title: by introduction of halogen; by substitution of halogen atoms by other halogen atoms
C07C67/307 (By introduction of halogen) appears on 219 US grants and 194 published applications in this corpus.
Search patents in C07C- Granted patents
- 219
- Published applications
- 194
- Assignees
- 158
- Inventors
- 573
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 2 |
| 2002 | 5 | 2 |
| 2003 | 2 | 7 |
| 2004 | 4 | 13 |
| 2005 | 8 | 6 |
| 2006 | 4 | 5 |
| 2007 | 3 | 1 |
| 2008 | 5 | 10 |
| 2009 | 4 | 7 |
| 2010 | 4 | 7 |
| 2011 | 4 | 8 |
| 2012 | 4 | 4 |
| 2013 | 1 | 3 |
| 2014 | 5 | 7 |
| 2015 | 8 | 9 |
| 2016 | 5 | 6 |
| 2017 | 5 | 10 |
| 2018 | 7 | 10 |
| 2019 | 10 | 11 |
| 2020 | 12 | 14 |
| 2021 | 10 | 15 |
| 2022 | 6 | 10 |
| 2023 | 10 | 12 |
| 2024 | 7 | 10 |
| 2025 | 7 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Direct aromatic carbon-oxygen and carbon-hydrogen bond functionalization via organic photoredox catalyst8 Sep 2026US 12,729,169 B2The University of North Carolina at Chapel Hill
- Process for the preparation of fluoxastrobin and intermediates thereof24 Feb 2026US 12,559,483 B2Upl Ltd
- Synthesis of methyl 2-fluoroacrylate13 Jan 2026US 12,522,682 B2Vifor (International) AG
- Substituted hydroxystilbene compounds and derivatives synthesis and uses thereof4 Nov 2025US 12,459,883 B2Kynan Duke IP, LLC
- Process of preparing 3-fluoro-5(((1R,2AR)-3,3,4,4-tetrafluoro-1,2A-dihydroxy-2,2A,3,4-tetrahydro-1H-cyclopenta[cd]inden-7-yl)-oxy)benzonitrile7 Oct 2025US 12,435,034 B2Nikang Therapeutics, Inc.
- Fluorinated esters, methods of synthesizing the same, and uses of the same27 Aug 2026US 2026/0250232 A1
- Substituted Hydroxystilbene Compounds and Derivatives, Synthesis and Uses Thereof23 Jul 2026US 2026/0209152 A1Kynan Duke IP, LLC
- Methods of making bempedoic acid and compositions of the same28 May 2026US 2026/0146017 A1Esperion Therapeutics, Inc.
- Compositions and methods for protein labeling, modification, analysis, and targeted delivery22 May 2025US 2025/0162975 A1University of Massachusetts
- Novel process for the preparation of bilastine and intermediates thereof24 Apr 2025US 2025/0129039 A1Biophore India Pharmaceuticals PVT. Ltd.
Most cited
By later US patents
- Fluorine containing vinyl ethers99US 6,255,536 B13M Innovative Properties Company · 2001
- Liquid phase fluorination77US 5,093,432 AExfluor Research Corporation · 1992
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds67US 6,888,032 B2Massachusetts Institute of Technology · 2005
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds63US 7,323,608 B2Massachusetts Institute of Technology · 2008
- Method of performing a chemical reaction42US 6,747,178 B1British Nuclear Fuels plc · 2004