C04B 35/62272
Based on non-oxide ceramics
Official title: {based on non-oxide ceramics (carbon nanotubes C01B32/15; carbon fibers D01F9/12)}
C04B35/62272 (Based on non-oxide ceramics) appears on 310 US grants and 249 published applications in this corpus.
Search patents in C04B- Granted patents
- 310
- Published applications
- 249
- Assignees
- 195
- Inventors
- 694
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 10 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 3 |
| 2002 | 6 | 4 |
| 2003 | 2 | 5 |
| 2004 | 3 | 4 |
| 2005 | 3 | 13 |
| 2006 | 4 | 13 |
| 2007 | 5 | 6 |
| 2008 | 3 | 10 |
| 2009 | 2 | 1 |
| 2010 | 6 | 8 |
| 2011 | 5 | 9 |
| 2012 | 4 | 17 |
| 2013 | 10 | 7 |
| 2014 | 10 | 4 |
| 2015 | 13 | 17 |
| 2016 | 8 | 17 |
| 2017 | 14 | 15 |
| 2018 | 15 | 15 |
| 2019 | 17 | 9 |
| 2020 | 10 | 17 |
| 2021 | 9 | 16 |
| 2022 | 12 | 14 |
| 2023 | 9 | 3 |
| 2024 | 13 | 12 |
| 2025 | 9 | 7 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Preparation method and use of high-entropy alloy (HEA)@carbon fiber composite nanomaterial28 Jul 2026US 12,692,198 B2Yangtze University
- Crystalline silicon carbide fiber and method for manufacturing same, and ceramic composite substrate21 Apr 2026US 12,606,492 B2Ube Corporation
- Polymer-derived ceramic fibers and methods of preparing the same14 Apr 2026US 12,600,676 B2Kansas State University Research Foundation
- Atomic layer deposition method enhancing the nucleation and crystallinity of a boron nitride interface coating on a silicon carbide fiber24 Mar 2026US 12,583,798 B2Rtx Corporation
- Electronic atomization device, and componets and preparation method and application thereof8 Jan 2026US 2026/0007166 A1Smoore International Holdings Limited
- Methods for producing beta-silicon carbide fiber1 Jan 2026US 2026/0001814 A1Uchicago Argonne, LLC
- Method for producing silicon carbide fibers1 Jan 2026US 2026/0002292 A1Kureha Corporation
- Microstructured fiber interface coatings for composites20 Nov 2025US 2025/0353795 A1Rtx Corporation
- Composite phosphor ceramic optical fiber with high luminous efficiency and high color rendering index, and preparation method therefor30 Oct 2025US 2025/0334731 A1Jiangsu Normal University
Most cited
By later US patents
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Carbon fibrils144US 5,707,916 AHyperion Catalysis International, Inc. · 1998
- Compositions and methods for preparing multiple-component composite materials130US 6,803,003 B2Advanced Ceramics Research, Inc. · 2004
- Fibrils111US 5,500,200 AHyperion Catalysis International, Inc. · 1996