C04B 2235/48
Organic compounds becoming part of a ceramic after heat treatment
Official title: Organic compounds becoming part of a ceramic after heat treatment, e.g. carbonising phenol resins
C04B2235/48 (Organic compounds becoming part of a ceramic after heat treatment) appears on 1,120 US grants and 1,454 published applications in this corpus.
Search patents in C04B- Granted patents
- 1,120
- Published applications
- 1,454
- Assignees
- 702
- Inventors
- 3,081
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 14 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 11 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 1 |
| 2002 | 14 | 32 |
| 2003 | 25 | 54 |
| 2004 | 32 | 58 |
| 2005 | 25 | 68 |
| 2006 | 27 | 56 |
| 2007 | 33 | 43 |
| 2008 | 20 | 44 |
| 2009 | 25 | 38 |
| 2010 | 25 | 48 |
| 2011 | 29 | 53 |
| 2012 | 32 | 36 |
| 2013 | 34 | 63 |
| 2014 | 36 | 46 |
| 2015 | 36 | 49 |
| 2016 | 33 | 67 |
| 2017 | 45 | 78 |
| 2018 | 63 | 83 |
| 2019 | 60 | 86 |
| 2020 | 65 | 73 |
| 2021 | 69 | 70 |
| 2022 | 41 | 69 |
| 2023 | 52 | 73 |
| 2024 | 64 | 66 |
| 2025 | 50 | 66 |
| 2026 | 37 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Preceramic polymer printing binders for advanced ceramics6 Oct 2026US 12,753,123 B2University of Tennessee Research Foundation
- Fabrication of fibrous preforms in CMC manufacture22 Sep 2026US 12,741,913 B2Rtx Corporation
- Biochar for stable solidification of heavy metals8 Sep 2026US 12,729,162 B2Chinese Research Academy of Environmental Sciences
- Method for manufacturing a SiC ceramic part25 Aug 2026US 12,715,818 B2Jiageng (Jiangsu) Special Materials Co., Ltd.
- High-entropy carbide ceramic and rare earth-containing high-entropy carbide ceramic, fibers and precursors thereof, and methods for preparing the same11 Aug 2026US 12,703,667 B2Institute of Chemistry, Chinese Academy of Sciences
- Processes for the preparation of (3s,4r)-3-ethyl-4-(3h-imidazo[1,2-a]pyrrolo[2,3-e]-pyrazin-8-yl)-n-(2,2,2-trifluoroethyl)pyrrolidine-1-carboxamide and solid state forms thereof8 Oct 2026US 2026/0308162 A1
- Fiber composite felt8 Oct 2026US 2026/0309422 A1Sgl Carbon SE
- High Purity SiOC and SiC, Methods Compositions and Applications1 Oct 2026US 2026/0296898 A1Pallidus, Inc.
- Porous silicon carbide composite material, electrode for fuel cell, and method for manufacturing porous silicon carbide composite material24 Sep 2026US 2026/0290847 A1DIC Corporation
- Method of manufacturing ceramic matrix composites reinforced with metallic particles27 Aug 2026US 2026/0250202 A1Politechnika Warszawska
Most cited
By later US patents
- Rigid porous carbon structures, methods of making, methods of using and products containing same143US 6,099,965 AHyperion Catalysis International, Inc. · 2000
- Polymeric ceramic precursors, apparatuses, systems, and methods118US 10,384,393 B2The Florida State University Research Foundation, Inc. · 2019
- Composition and method for use with ceramic matrix composite T-sections102US 7,972,430 B2General Electric Company · 2011
- Continuous fiber reinforced composites and methods, apparatuses, and compositions for making the same97US 6,899,777 B2Advanced Ceramics Research, Inc. · 2005
- Ceramic powders coated with siloxane star-graft polymers93US 6,033,781 ANanophase Technologies Corporation · 2000