C04B 41/5024
Silicates
Official title: {Silicates (C04B41/5022 takes precedence; silico-fluorides C04B41/5018)}
C04B41/5024 (Silicates) appears on 215 US grants and 294 published applications in this corpus.
Search patents in C04B- Granted patents
- 215
- Published applications
- 294
- Assignees
- 117
- Inventors
- 525
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 2 |
| 2002 | 5 | 3 |
| 2003 | 5 | 2 |
| 2004 | 4 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 8 |
| 2007 | 0 | 6 |
| 2008 | 1 | 2 |
| 2009 | 2 | 12 |
| 2010 | 2 | 8 |
| 2011 | 4 | 5 |
| 2012 | 5 | 1 |
| 2013 | 3 | 5 |
| 2014 | 2 | 7 |
| 2015 | 3 | 8 |
| 2016 | 2 | 19 |
| 2017 | 10 | 17 |
| 2018 | 10 | 16 |
| 2019 | 12 | 21 |
| 2020 | 14 | 28 |
| 2021 | 17 | 27 |
| 2022 | 16 | 20 |
| 2023 | 21 | 21 |
| 2024 | 20 | 22 |
| 2025 | 24 | 20 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Environmental barrier coating29 Sep 2026US 12,747,192 B2Rtx Corporation
- Hafnon and zircon environmental barrier coatings for silicon-based components11 Aug 2026US 12,703,668 B2Rtx Corporation
- Sagger for sintering lithium composite transition metal oxide and preparation method thereof4 Aug 2026US 12,698,242 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Coating layer with slow SIO2 crystallization rate14 Jul 2026US 12,679,782 B2ROLLS-ROYCE plc
- Sealed ceramic material and method30 Jun 2026US 12,669,318 B2Raytheon Company
- Environmental barrier coating8 Oct 2026US 2026/0308075 A1Rtx Corporation
- Slurry-based methods for forming a bond coat and articles formed by the methods17 Sep 2026US 2026/0274760 A1General Electric Company
- Multilayer environmental barrier coating17 Sep 2026US 2026/0274765 A1Rtx Corporation
- Method for fabricating an environmental barrier coating on a ceramic matrix composite13 Aug 2026US 2026/0234070 A1Rtx Corporation
- Environmental barrier coatings16 Jul 2026US 2026/0200810 A1Rtx Corporation
Most cited
By later US patents
- Silicon based substrate with environmental/thermal barrier layer248US 6,387,456 B1General Electric Company · 2002
- Ceramic honeycomb structure with grooves and outer coating, process of producing the same, and coating material used in the honeycomb structure89US 5,629,067 ANGK Insulators, Ltd. · 1997
- Silicon based substrate with environmental/ thermal barrier layer55US 6,410,148 B1General Electric Company · 2002
- Silicon based substrate with yttrium silicate environmental/thermal barrier layer48US 6,296,941 B1General Electric Company · 2001
- Features for mitigating thermal or mechanical stress on an environmental barrier coating42US 9,713,912 B2ROLLS-ROYCE plc · 2017