C07C 17/093
Preparation of halogenated hydrocarbons: by replacement by halogens
Official title: by replacement by halogens
C07C17/093 (Preparation of halogenated hydrocarbons: by replacement by halogens) appears on 2,827 US grants and 1,566 published applications in this corpus.
Search patents in C07C- Granted patents
- 2,827
- Published applications
- 1,566
- Assignees
- 767
- Inventors
- 4,285
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 82 | 0 |
| 1977 | 65 | 0 |
| 1978 | 66 | 0 |
| 1979 | 37 | 0 |
| 1980 | 53 | 0 |
| 1981 | 43 | 0 |
| 1982 | 45 | 0 |
| 1983 | 52 | 0 |
| 1984 | 57 | 0 |
| 1985 | 32 | 0 |
| 1986 | 34 | 0 |
| 1987 | 34 | 0 |
| 1988 | 68 | 0 |
| 1989 | 66 | 0 |
| 1990 | 40 | 0 |
| 1991 | 64 | 0 |
| 1992 | 59 | 0 |
| 1993 | 62 | 0 |
| 1994 | 60 | 0 |
| 1995 | 54 | 0 |
| 1996 | 61 | 0 |
| 1997 | 62 | 0 |
| 1998 | 105 | 0 |
| 1999 | 69 | 0 |
| 2000 | 79 | 0 |
| 2001 | 96 | 19 |
| 2002 | 75 | 54 |
| 2003 | 50 | 64 |
| 2004 | 45 | 92 |
| 2005 | 46 | 79 |
| 2006 | 68 | 62 |
| 2007 | 67 | 67 |
| 2008 | 34 | 98 |
| 2009 | 41 | 93 |
| 2010 | 59 | 84 |
| 2011 | 66 | 91 |
| 2012 | 52 | 64 |
| 2013 | 66 | 48 |
| 2014 | 90 | 100 |
| 2015 | 78 | 75 |
| 2016 | 73 | 69 |
| 2017 | 57 | 52 |
| 2018 | 54 | 45 |
| 2019 | 49 | 46 |
| 2020 | 44 | 46 |
| 2021 | 45 | 61 |
| 2022 | 33 | 43 |
| 2023 | 27 | 30 |
| 2024 | 29 | 36 |
| 2025 | 20 | 22 |
| 2026 | 14 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Alumina support6 Oct 2026US 12,752,257 B2Kaneka Corporation
- Method for removing HCL in chlorination reaction29 Sep 2026US 12,746,484 B2Hanwha Solutions Corporation
- 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
- Catalyst and process using the catalyst2 Jun 2026US 12,643,844 B2Mexichem Amanco Holdings S.A. De C.V.
- Method for producing 2-(halogenated methyl)naphthalene and 2-naphthyl acetonitrile26 May 2026US 12,637,417 B2Ube Corporation
- Continuous deoxyfluorination with sf41 Oct 2026US 2026/0296993 A1Lonza Ltd.
- Amino group eliminating agent, reaction product production method, reaction precursor, reaction precursor production method, and optically active reaction product production method24 Sep 2026US 2026/0285806 A1Mitsubishi Materials Electronic Chemicals Co., Ltd.
- Stabilizing Fluorophosphorus Compounds at Atmospheric Pressure in Anhydrous Organic Nitrile Liquid Solutions3 Sep 2026US 2026/0257917 A1American Hyperform, Inc.
- Method for producing very-long-chain polyunsaturated fatty acid27 Aug 2026US 2026/0250228 A1Nissui Corporation
- Co-production of 1,1,1-trifluoropropene (1243zf) and e-1,1,1,4,4,4-hexafluoro-2-butene (e-1336mzz)6 Aug 2026US 2026/0225977 A1The Chemours Company Fc, LLC
Most cited
By later US patents
- Liponucleotide-containing liposomes280US 5,223,263 AVical Incorporated · 1993
- Process for production of 1,1,1-trifluoro-2,2-dichloroethane164US 5,132,473 ADaikin Industries, Ltd. · 1992
- Method for producing 1,1,1,3,3,-pentafluoropropane145US 6,111,150 ACentral Glass Company, Limited · 2000
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Metallocenes containing aryl-substituted indenyl derivatives as ligands, process for their preparation, and their use as catalysts137US 5,770,753 ATargor GmbH · 1998