C01B 25/445
Of alkali metals
Official title: of alkali metals
C01B25/445 (Of alkali metals) appears on 17 US grants and 9 published applications in this corpus.
Search patents in C01B- Granted patents
- 17
- Published applications
- 9
- Assignees
- 18
- Inventors
- 39
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Positive electrode additive, manufacturing method thereof, and positive electrode and lithium rechargeable battery including the same11 Mar 2025US 12,249,714 B2LG Energy Solution, Ltd.
- Antimicrobial composite material17 Sep 2024US 12,091,316 B2Consejo Superior de Investigaciones Cientificas
- Cation energy storage device and methods23 Jan 2024US 11,881,579 B2Brown University
- Cation energy storage device and methods28 Jun 2022US 11,374,211 B2Brown University
- Anti-scaling composition for water systems28 Sep 2021US 11,130,691 B2Cabot Corporation
- Method for producing phosphorus trifluoride and method for producing phosphorus pentafluoride5 Jun 2025US 2025/0178902 A1Central Glass Company, Limited
- Cation energy storage device and methods2 Feb 2023US 2023/0031332 A1Brown University
- Positive Electrode Additive, Manufacturing Method Thereof, and Positive Electrode and Lithium Rechargeable Battery Including the Same20 Jan 2022US 2022/0020988 A1LG Chem.Ltd.
- Antimicrobial composite material15 Jul 2021US 2021/0214223 A1Consejo Superior de Investigaciones Cientificas
- Cation energy storage device and methods18 Mar 2021US 2021/0083265 A1Brown University
Most cited
By later US patents
- Production of phosphates from alkali-processes phosphate rock9US 4,777,026 A1988
- High viscosity potassium metaphosphate3US 4,824,649 AStauffer Chemical Company · 1989
- Cation energy storage device and methods2US 10,673,065 B2Brown University · 2020
- Process of producing Maddrell salt2US 4,029,742 ABenckiser-Knapsack GmbH · 1977
- Production of Maddrell salt2US 4,162,300 AHoechst Aktiengesellschaft · 1979