C04B 2237/04
Ceramic interlayers
C04B2237/04 (Ceramic interlayers) appears on 912 US grants and 845 published applications in this corpus.
Search patents in C04B- Granted patents
- 912
- Published applications
- 845
- Assignees
- 475
- Inventors
- 2,123
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 11 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 14 | 0 |
| 1989 | 13 | 0 |
| 1990 | 14 | 0 |
| 1991 | 18 | 0 |
| 1992 | 24 | 0 |
| 1993 | 17 | 0 |
| 1994 | 21 | 0 |
| 1995 | 17 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 15 | 0 |
| 1999 | 22 | 0 |
| 2000 | 17 | 0 |
| 2001 | 17 | 6 |
| 2002 | 22 | 26 |
| 2003 | 18 | 30 |
| 2004 | 22 | 27 |
| 2005 | 11 | 23 |
| 2006 | 18 | 35 |
| 2007 | 12 | 37 |
| 2008 | 12 | 39 |
| 2009 | 14 | 47 |
| 2010 | 28 | 46 |
| 2011 | 23 | 38 |
| 2012 | 29 | 46 |
| 2013 | 35 | 35 |
| 2014 | 29 | 38 |
| 2015 | 36 | 51 |
| 2016 | 33 | 42 |
| 2017 | 35 | 38 |
| 2018 | 30 | 30 |
| 2019 | 27 | 32 |
| 2020 | 26 | 33 |
| 2021 | 23 | 27 |
| 2022 | 15 | 26 |
| 2023 | 29 | 31 |
| 2024 | 29 | 26 |
| 2025 | 20 | 18 |
| 2026 | 17 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Graphite-based infrastructures for handling molten metals and methods of forming thereof21 Jul 2026US 12,686,645 B2Fourth Power, Inc.
- High temperature brazing of metals and ceramics to carbon substrates14 Jul 2026US 12,679,776 B2Honeywell International Inc.
- Multilayer sintered ceramic body14 Jul 2026US 12,679,777 B2Heraeus Covantics North America LLC
- Compliant suture-based joinery21 Apr 2026US 12,606,495 B2Lawrence Livermore National Security, LLC
- Filter and method for manufacturing same10 Sep 2026US 2026/0263982 A1NGK Insulators, Ltd.
- Composite Panel Core Structure27 Aug 2026US 2026/0250207 A1General Electric Company
- Composite panel core structure27 Aug 2026US 2026/0250208 A1General Electric Company
- Metal-ceramic substrate and process for producing a metal-ceramic substrate20 Aug 2026US 2026/0242289 A1
- Method for Obtaining at Least One Ceramic Component by Joining at Least Two Ceramic SIC Preforms and Ceramic Components Obtained by Said Method20 Aug 2026US 2026/0242299 A1CeramTec GmbH
Most cited
By later US patents
- Honeycomb filter and ceramic filter assembly201US 6,669,751 B1Ibiden Co., Ltd. · 2003
- Ceramic structural body188US 5,914,187 AIbiden Co., Ltd. · 1999
- Cutting elements and methods of manufacture thereof160US 6,248,447 B1Camco International (UK) Limited · 2001
- Composite materials156US 4,055,451 A1977
- Ceramic matrix composite turbine vane148US 6,648,597 B1Siemens Westinghouse Power Corporation · 2003