C01G 3/04
Halides
C01G3/04 (Halides) appears on 70 US grants and 66 published applications in this corpus.
Search patents in C01G- Granted patents
- 70
- Published applications
- 66
- Assignees
- 58
- Inventors
- 161
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 4 |
| 2014 | 1 | 5 |
| 2015 | 4 | 6 |
| 2016 | 3 | 4 |
| 2017 | 3 | 4 |
| 2018 | 3 | 2 |
| 2019 | 2 | 2 |
| 2020 | 5 | 3 |
| 2021 | 3 | 1 |
| 2022 | 2 | 6 |
| 2023 | 3 | 9 |
| 2024 | 6 | 4 |
| 2025 | 3 | 3 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for high-value application of PTA residue high-concentration bromine-containing wastewater to preparation of cuprous bromide22 Sep 2026US 12,741,881 B2Jiangsu University of Technology
- Copper-64 compositions and purification processes for the preparation of novel copper-64 compositions15 Sep 2026US 12,735,327 B2Curium US LLC
- Purification process for the preparation of non-carrier added copper-6414 Apr 2026US 12,603,190 B2Curium US LLC
- Method for preparing cuprous chloride by high-value utilization of chloride ion-containing wasterwater7 Apr 2026US 12,595,186 B2Jiangsu University of Technology
- Preparation method for electronic-grade copper chloride dihydrate7 Oct 2025US 12,434,979 B2Dongjiang Environmental Company Limited
- Purification process for the preparation of non-carrier added copper-6430 Jul 2026US 2026/0221304 A1Curium US LLC
- Method for producing iron oxide magnetic particles, and iron oxide magnetic particles formed therefrom14 May 2026US 2026/0132049 A1Zti Biosciences Co., Ltd.
- Purification process for the preparation of non-carrier added copper-6412 Mar 2026US 2026/0074084 A1Curium US LLC
- Copper-64 compositions and purification processes for the preparation of novel copper-64 compositions4 Dec 2025US 2025/0368528 A1Curium US LLC
- Copper-64 compositions and purification processes for the preparation of novel copper-64 compositions19 Jun 2025US 2025/0197238 A1Curium US LLC
Most cited
By later US patents
- Process for cleaning semiconductor devices17US 5,567,244 AGoldstar Electron Co., Ltd. · 1996
- Process for the manufacture of solutions of halogens14US 3,975,284 ACompagnie Industrielle de Filtration et d'Equipement Chimique · 1976
- Cuprous chloride recovery process12US 3,972,711 ACyprus Metallurigical Processes Corporation · 1976
- Micronutrient supplement12US 5,451,414 AHeritage Environmental Services, LLC · 1995
- Process for the recovery of cuprous chloride in the presence of metal impurities10US 4,013,457 ACyprus Metallurgical Processes Corporation · 1977