C25B 3/27
Halogenation
C25B3/27 (Halogenation) appears on 120 US grants and 83 published applications in this corpus.
Search patents in C25B- Granted patents
- 120
- Published applications
- 83
- Assignees
- 65
- Inventors
- 258
- Latest grant
- 6 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 3 |
| 2003 | 2 | 0 |
| 2004 | 2 | 3 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 2 |
| 2012 | 0 | 7 |
| 2013 | 2 | 14 |
| 2014 | 9 | 10 |
| 2015 | 6 | 2 |
| 2016 | 2 | 6 |
| 2017 | 2 | 3 |
| 2018 | 1 | 3 |
| 2019 | 2 | 4 |
| 2020 | 4 | 4 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 6 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrosynthesis of oxiranes6 May 2025US 12,291,794 B2The Governing Council of the University of Toronto
- Electrochemical iodination of N,N′-(2,3-dihydroxypropyl)-5-hydroxy-1,3-benzenedicarboxamide29 Oct 2024US 12,129,563 B2Bracco Imaging S.P.A.
- Electrolytic production of organic chloramine solutions14 Nov 2023US 11,814,739 B2De Nora Holdings US, Inc.
- Electrochemical flash fluorination and radiofluorination10 Oct 2023US 11,779,665 B2The Regents of the University of California
- Electrochemical, halogenation, and oxyhalogenation systems and methods24 Nov 2020US 10,844,496 B2Calera Corporation
- Method for electrochemically synthesizing alkylene carbonate13 Aug 2026US 2026/0234120 A1Seoul National University R&Db Foundation
- Carbon capture using sodium hydroxide9 Oct 2025US 2025/0312729 A1Agc Carbon Inc.
- Low temperature trichlorosilane hydrogenation9 Oct 2025US 2025/0313482 A1Agc Carbon Inc.
- Metal air batteries9 Oct 2025US 2025/0316704 A1Agc Carbon Inc.
- Process for the manufacture of nonafluoro-tert-butyl alcohol by electrofluorination (ecf)11 Sep 2025US 2025/0282706 A1Fluorinnovation L.L.C-Fz
Most cited
By later US patents
- Preparation of perfluorinated vinyl ethers having a sulfonyl fluoride end-group109US 6,624,328 B13M Innovative Properties Company · 2003
- Perfluoroaminoethers27US 4,788,339 AMinnesota Mining and Manufacturing Company · 1988
- Process for separating mixtures of prefluorinated hydrocarbon compounds25US 5,260,496 AKali-Chemie Aktiengesellschaft · 1993
- Electrochemical co-production of a glycol and an alkene employing recycled halide25US 8,444,844 B1Liquid Light, Inc. · 2013
- Aliphatic and cyclic perfluoro-alkyl ethers and process for the preparation thereof24US 3,962,348 AHoechst Aktiengesellschaft · 1976