C04B 2235/3215
Barium oxides or oxide-forming salts thereof
C04B2235/3215 (Barium oxides or oxide-forming salts thereof) appears on 1,623 US grants and 1,927 published applications in this corpus.
Search patents in C04B- Granted patents
- 1,623
- Published applications
- 1,927
- Assignees
- 611
- Inventors
- 3,555
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 12 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 16 | 7 |
| 2002 | 21 | 36 |
| 2003 | 41 | 83 |
| 2004 | 55 | 80 |
| 2005 | 46 | 67 |
| 2006 | 54 | 99 |
| 2007 | 47 | 97 |
| 2008 | 58 | 81 |
| 2009 | 72 | 90 |
| 2010 | 72 | 103 |
| 2011 | 72 | 102 |
| 2012 | 61 | 92 |
| 2013 | 83 | 92 |
| 2014 | 75 | 66 |
| 2015 | 78 | 80 |
| 2016 | 78 | 81 |
| 2017 | 71 | 79 |
| 2018 | 68 | 81 |
| 2019 | 76 | 78 |
| 2020 | 63 | 63 |
| 2021 | 58 | 72 |
| 2022 | 58 | 77 |
| 2023 | 64 | 70 |
| 2024 | 52 | 84 |
| 2025 | 68 | 35 |
| 2026 | 26 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for producing a capacitor element comprising a dielectric ceramic film, slip for producing a dielectric ceramic film, and capacitor element comprising a dielectric ceramic film10 Sep 2026US 2026/0269125 A1Technische Universität Darmstadt
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- Multi-doped garnet electrolytes27 Aug 2026US 2026/0253946 A1Ion Storage Systems, Inc.
- Ceramic reversible cell, and steam electrolysis cell, fuel cell and ammonia-producing co-electrolysis cell each including the same20 Aug 2026US 2026/0242958 A1National University Corporation Hokkaido University
Most cited
By later US patents
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- Tunable dielectric compositions including low loss glass184US 6,905,989 B2Paratek Microwave, Inc. · 2005
- Rotary drill bit design method149US 6,435,058 B1Camco International (UK) Limited · 2002