C01G 27/04
Halides
C01G27/04 (Halides) appears on 35 US grants and 16 published applications in this corpus.
Search patents in C01G- Granted patents
- 35
- Published applications
- 16
- Assignees
- 19
- Inventors
- 67
- Latest grant
- 9 Oct 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 4 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for separating the mixture of zirconium oxide/hafnium oxide by pyrometallurgy9 Oct 2018US 10,094,000 B2
- Process for separating zirconium and hafnium tetrachlorides from mixtures14 Apr 2015US 9,005,556 B2Centre National De La Recherche Scientifique
- Formulation and method for preparing gels comprising hydrous hafnium oxide6 Aug 2013US 8,501,825 B2
- Process for the separation and purification of hafnium and zirconium4 May 2010US 7,708,962 B2Compagnie Europeenne du Zirconium Cezus
- Precursor for hafnium oxide layer and method for forming hafnium oxide film using the precursor15 Jul 2008US 7,399,716 B2Samsung Electronics Co., Ltd.
- Hafnium precursors and related methods12 Dec 2024US 2024/0409430 A1Entegris, Inc.
- A method for separating the mixture of zirconium oxide/hafnium oxide by pyrometallurgy1 Dec 2016US 2016/0348212 A1
- Process for separating zirconium and hafnium tetrachlorides from mixtures11 Jul 2013US 2013/0177488 A1Centre National de la Recherche Scientique
- Low zirconium, hafnium-containing compositions, processes for the preparation thereof and methods of use thereof2 Feb 2012US 2012/0029219 A1
- Formulation and method for preparing gels comprising hydrous hafnium oxide7 Jul 2011US 2011/0166017 A1
Most cited
By later US patents
- Separation of zirconium and hafnium20US 3,966,458 AAmax Speciality Metal Corporation · 1976
- Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereof15US 4,021,531 AUgine Aciers · 1977
- Method for preparing ultra-pure zirconium and hafnium tetrafluorides11US 4,578,252 AHughes Aircraft Company · 1986
- Purifying process of fluoride glass10US 4,597,786 AKokusai Denshin Denwa Kabushiki Kaisha · 1986
- Zirconium and hafnium tetrachloride separation by extractive distillation with molten zinc chloride lead chloride solvent10US 4,737,244 AWestinghouse Electric Corp. · 1988