C01G 25/06
Sulfates
C01G25/06 (Sulfates) appears on 14 US grants and 12 published applications in this corpus.
Search patents in C01G- Granted patents
- 14
- Published applications
- 12
- Assignees
- 21
- Inventors
- 52
- Latest grant
- 16 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Zirconia-based porous body and method for manufacturing zirconia-based porous body16 Apr 2024US 11,958,039 B2Daiichi Kigenso Kagaku Kogyo Co., Ltd.
- Process for improving the grade and optical quality of zircons20 Jul 2021US 11,066,726 B2Iluka Resources Limited
- Process for preparing a zirconium-based metal organic framework22 Oct 2019US 10,450,330 B2Christian-Albrechts-Universität zu Kiel
- Compositions comprising zirconium hydroxide and graphite oxide and methods for use25 Feb 2014US 8,658,555 B1The United States of America as represented by the Secretary of the Army
- Single step catalytic preparation of para-aminophenol10 Dec 2013US 8,604,246 B2Centre National de la Recherche Scientifique (CNRS)
- Zirconia sintered body, zirconia powder, and method for producing zirconia sintered body6 Feb 2025US 2025/0042819 A1Daiichi Kigenso Kagaku Kogyo Co., Ltd.
- Chalcogenide perovskites and method for synthesizing chalcogenide perovskites12 Oct 2023US 2023/0322576 A1Purdue Research Foundation
- Zirconia-based porous body and method for manufacturing zirconia-based porous body27 Apr 2023US 2023/0125091 A1Daiichi Kigenso Kagaku Kogyo Co., Ltd.
- Method for thermal barrier coating production by recycling thermal barrier coating materials22 Dec 2022US 2022/0402767 A1Xylon Technical Ceramics, Inc.
- Process for Improving the Grade and Optical Quality of Zircons25 Jan 2018US 2018/0023170 A1Iluka Resources Limited
Most cited
By later US patents
- Process for the purification of zirconium compounds7US 4,822,575 AICI Australia Limited · 1989
- Process for recovering acids and zirconium contained in pickling solutions6US 4,200,612 AUgine Aciers · 1980
- Continuous process and apparatus for the efficient conversion of inorganic solid particles3US 6,903,040 B2Akzo Nobel N. V. · 2005
- Beneficiation of zircon3US 7,063,824 B1University of Pretoria · 2006
- Compositions comprising zirconium hydroxide and graphite oxide and methods for use3US 8,658,555 B1The United States of America as represented by the Secretary of the Army · 2014