C07C 45/63
By introduction of halogen
Official title: by introduction of halogen; by substitution of halogen atoms by other halogen atoms
C07C45/63 (By introduction of halogen) appears on 849 US grants and 240 published applications in this corpus.
Search patents in C07C- Granted patents
- 849
- Published applications
- 240
- Assignees
- 348
- Inventors
- 1,661
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 48 | 0 |
| 1977 | 46 | 0 |
| 1978 | 34 | 0 |
| 1979 | 27 | 0 |
| 1980 | 32 | 0 |
| 1981 | 41 | 0 |
| 1982 | 23 | 0 |
| 1983 | 31 | 0 |
| 1984 | 30 | 0 |
| 1985 | 33 | 0 |
| 1986 | 33 | 0 |
| 1987 | 33 | 0 |
| 1988 | 26 | 0 |
| 1989 | 22 | 0 |
| 1990 | 32 | 0 |
| 1991 | 26 | 0 |
| 1992 | 18 | 0 |
| 1993 | 16 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 14 | 0 |
| 1999 | 17 | 0 |
| 2000 | 15 | 0 |
| 2001 | 23 | 8 |
| 2002 | 22 | 17 |
| 2003 | 14 | 13 |
| 2004 | 8 | 20 |
| 2005 | 8 | 10 |
| 2006 | 12 | 17 |
| 2007 | 7 | 10 |
| 2008 | 9 | 6 |
| 2009 | 5 | 7 |
| 2010 | 7 | 14 |
| 2011 | 4 | 6 |
| 2012 | 4 | 8 |
| 2013 | 7 | 6 |
| 2014 | 8 | 6 |
| 2015 | 9 | 9 |
| 2016 | 4 | 12 |
| 2017 | 13 | 13 |
| 2018 | 10 | 5 |
| 2019 | 4 | 10 |
| 2020 | 8 | 8 |
| 2021 | 14 | 9 |
| 2022 | 4 | 6 |
| 2023 | 2 | 5 |
| 2024 | 2 | 3 |
| 2025 | 4 | 8 |
| 2026 | 2 | 4 |
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
- Curcusone diterpenoids and uses thereof5 May 2026US 12,617,745 B2Purdue Research Foundation
- Method for producing 1,1,1-trifluoro-2,2-bisarylethane, and 1,1,1-trifluoro-2,2-bisarylethane7 Oct 2025US 12,435,185 B2Central Glass Company, Limited
- Method for producing compound30 Sep 2025US 12,428,387 B2Kureha Corporation
- Polyamide acid, polyimide, optical film, display device and production methods thereof8 Jul 2025US 12,351,685 B2Central Glass Company, Limited
- Biphenyl compound, pharmaceutical composition, method for preparing same, and use thereof1 Oct 2026US 2026/0297017 A1Longivitron (Suzhou) Biotechnology Co., Ltd
- Method for producing compound, polymer, composition, and pattern formation method23 Jul 2026US 2026/0209160 A1Mitsubishi Gas Chemical Company, Inc.
- Efficient oxidative chlorination and bromination method of olefins with selectfluor and tbax (cl, br)18 Jun 2026US 2026/0167592 A1TatüRk üNiversitesi Fikri MüLkiyet Haklari KoordinatöRlüGü DöNer Sermaye Isletmesi
- Fluorine-containing compound production method11 Jun 2026US 2026/0159529 A1AGC Inc.
- Preparation and purification of cis-2-alkenoic acids13 Nov 2025US 2025/0346551 A1Bromine Compounds Ltd.
Most cited
By later US patents
- Target molecule attachment to surfaces300US 6,465,178 B2SurModics, Inc. · 2002
- Photoactivatable water soluble cross-linking agents containing an onium group198US 5,714,360 ABSI Corporation · 1998
- Reagent and method for attaching target molecules to a surface174US 5,858,653 ASurModics, Inc. · 1999
- Bupropion metabolites and methods of use151US 6,342,496 B12002
- Photoactivatable cross-linking agents containing charged groups for water solubility117US 6,077,698 ASurModics, Inc. · 2000