C01F 7/028
Beta-aluminas
C01F7/028 (Beta-aluminas) appears on 24 US grants and 8 published applications in this corpus.
Search patents in C01F- Granted patents
- 24
- Published applications
- 8
- Assignees
- 21
- Inventors
- 57
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Ordered porous solid electrolyte structures, electrochemical devices with same, methods of making same26 Mar 2024US 11,939,224 B2University of Maryland, College Park
- Solid electrolyte sheet, method for producing same and all-solid-state secondary battery8 Aug 2023US 11,721,836 B2Nippon Electric Glass Co., Ltd.
- Preparation method for ceramic composite material, ceramic composite material, and wavelength converter11 Jul 2023US 11,697,621 B2Appotronics Corporation Limited
- Preparation method for ceramic composite material, ceramic composite material, and wavelength converter8 Mar 2022US 11,267,762 B2Appotronics Corporation Limited
- Process for fabrication of enhanced β″-alumina solid electrolytes for energy storage devices and energy applications12 Oct 2021US 11,145,894 B2Battelle Memorial Institute
- Solid electrolyte sheet and method for producing same27 Feb 2025US 2025/0070232 A1Nippon Electric Glass Co., Ltd.
- Solid electrolyte sheet, method for producing same and all-solid-state secondary battery23 Mar 2023US 2023/0090263 A1Nippon Electric Glass Co., Ltd.
- Cold sintering process of using sodium beta alumina8 Dec 2022US 2022/0388856 A1The Penn State Research Foundation
- Preparation method for ceramic composite material, ceramic composite material, and wavelength converter5 May 2022US 2022/0135487 A1Appotronics Corporation Limited
- Ordered porous solid electrolyte structures, electrochemical devices with same, methods of making same18 Mar 2021US 2021/0083320 A1University of Maryland, College Park
Most cited
By later US patents
- Production of beta alumina by seeding and beta alumina produced thereby104US 4,797,269 ANorton Company · 1989
- Method of making beta"-alumina23US 4,732,741 ALilliwyte Societe Anonyme · 1988
- Method of preparing dense, high strength, and electrically conductive ceramics containing .beta."-alumina16US 4,113,928 AUniversity of Utah · 1978
- Method of forming sodium beta-Al.sub.2 O.sub.3 solid materials16US 4,208,475 AWestinghouse Electric Corp. · 1980
- Process for the production of K- or Rb-.beta."- or -.beta.- aluminum oxide ion conductors16US 5,474,959 AMax-Planck-Gesellschaft zur Forderung der Wissenschafter e.V. · 1995