C25B 1/245
Fluorine
Official title: Fluorine; Compounds thereof
C25B1/245 (Fluorine) appears on 89 US grants and 110 published applications in this corpus.
Search patents in C25B- Granted patents
- 89
- Published applications
- 110
- Assignees
- 48
- Inventors
- 197
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 3 |
| 2004 | 1 | 8 |
| 2005 | 0 | 6 |
| 2006 | 0 | 3 |
| 2007 | 2 | 3 |
| 2008 | 3 | 2 |
| 2009 | 3 | 5 |
| 2010 | 0 | 6 |
| 2011 | 3 | 0 |
| 2012 | 4 | 10 |
| 2013 | 4 | 11 |
| 2014 | 4 | 6 |
| 2015 | 5 | 3 |
| 2016 | 6 | 5 |
| 2017 | 3 | 1 |
| 2018 | 3 | 3 |
| 2019 | 3 | 3 |
| 2020 | 1 | 1 |
| 2021 | 2 | 5 |
| 2022 | 2 | 10 |
| 2023 | 1 | 5 |
| 2024 | 3 | 3 |
| 2025 | 6 | 2 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrode attachment assembly, cell and method of use5 May 2026US 12,618,164 B2Versum Materials US, LLC
- Rechargeable electrolysis cell19 Aug 2025US 12,392,043 B2
- Method for producing fluorine gas15 Jul 2025US 12,358,796 B2Resonac Corporation
- Anode for electrolytic synthesis and method for producing fluorine gas or fluorine containing compound15 Jul 2025US 12,359,328 B2Resonac Corporation
- Systems and methods for feeding solid material and a gas into an electrolytic cell15 Jul 2025US 12,359,329 B2Phoenix Tailings, Inc.
- Electrolyte production method and fluorine gas production method1 Oct 2026US 2026/0297764 A1Resonac Corporation
- Electrolyte production device, electrolyte production method, and fluorine gas production method1 Oct 2026US 2026/0297779 A1Resonac Corporation
- Fluorine gas production method24 Sep 2026US 2026/0286537 A1Resonac Corporation
- Method for manufacturing anode for fluorine gas electrolytics synthesis27 Aug 2026US 2026/0250875 A1Resonac Corporation
- Laminate, and electrode for electrolysis23 Jul 2026US 2026/0209967 A1Kurita Seisakusho Co., Ltd
Most cited
By later US patents
- Electrolyzer for industrial production of fluorine34US 4,139,447 AProduits Chimiques Ugine Kuhlmann · 1979
- Method for producing fluorine22US 4,312,718 ACentral Glass Company, Limited · 1982
- Fluorine cell20US 5,688,384 ABritish Nuclear Fuels plc · 1997
- Conductive diamond electrode and process for producing the same19US 7,285,194 B2Permelec Electrode Ltd. · 2007
- Process for the selective electrofluorination of alloys or metallic mixtures based on uranium18US 5,340,447 AUranium Pechiney · 1994