C01B 13/185
Preparing mixtures of oxides
Official title: {Preparing mixtures of oxides}
C01B13/185 (Preparing mixtures of oxides) appears on 172 US grants and 114 published applications in this corpus.
Search patents in C01B- Granted patents
- 172
- Published applications
- 114
- Assignees
- 98
- Inventors
- 308
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 2 |
| 2002 | 3 | 9 |
| 2003 | 10 | 8 |
| 2004 | 9 | 17 |
| 2005 | 7 | 16 |
| 2006 | 17 | 6 |
| 2007 | 5 | 14 |
| 2008 | 6 | 6 |
| 2009 | 11 | 1 |
| 2010 | 4 | 6 |
| 2011 | 5 | 5 |
| 2012 | 2 | 7 |
| 2013 | 3 | 2 |
| 2014 | 4 | 1 |
| 2015 | 5 | 1 |
| 2016 | 2 | 3 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 2 |
| 2020 | 3 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spray pyrolysis system and method for manufacture of mixed metal oxide compositions13 Jan 2026US 12,522,500 B2Pyrochem Catalyst Company
- Ordered cross-stacked metal oxide nanowire array material and preparation method thereof20 May 2025US 12,304,812 B2Fudan University
- Mixed oxide composite comprising calcium oxide and tricalcium aluminate6 Aug 2024US 12,053,759 B2University Court of the University of St Andrews
- Reactor system for producing a nano-active powder material18 Jul 2023US 11,701,630 B2Calix, Inc.
- Method for producing a nano-active powder material20 Sep 2022US 11,446,621 B2Calix, Inc.
- Fluidized bed calcination with gas mixture comprising hydrogen26 Mar 2026US 2026/0084129 A1Metso Metals Oy
- Spray pyrolysis system and method for manufacture of mixed metal oxide compositions30 Mar 2023US 2023/0097385 A1Pyrochem Catalyst Company
- Method for producing a nano-active powder material8 Dec 2022US 2022/0387951 A1Calix, Inc.
- Ordered cross-stacked metal oxide nanowire array material and preparation method thereof23 Jun 2022US 2022/0194793 A1Fudan University
- Mixed oxide composite comprising calcium oxide and tricalcium aluminate4 Nov 2021US 2021/0339225 A1University Court of the University of St Andrews
Most cited
By later US patents
- Oxygen-containing phosphor powders, methods for making phosphor powders and devices incorporating same135US 6,180,029 B2Superior MicroPowders LLC · 2001
- Sulfur-containing phosphor powders, methods for making phosphor powders and devices incorporating same110US 6,153,123 ASuperior MicroPowders LLC · 2000
- Plasma synthesis of lithium based intercalation powders for solid polymer electrolyte batteries99US 6,838,072 B1The United States of America as represented by the United States Department of Energy · 2005
- Electrocatalyst powders, methods for producing powders and devices fabricated from same88US 6,660,680 B1Superior MicroPowders LLC · 2003
- Coated nickel-containing powders, methods and apparatus for producing such powders and devices fabricated from same85US 7,384,447 B2Cabot Corporation · 2008