C04B 35/62281
Based on silicon carbide
Official title: {based on silicon carbide (C04B35/571 takes precedence)}
C04B35/62281 (Based on silicon carbide) appears on 150 US grants and 148 published applications in this corpus.
Search patents in C04B- Granted patents
- 150
- Published applications
- 148
- Assignees
- 103
- Inventors
- 357
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 3 | 7 |
| 2007 | 1 | 4 |
| 2008 | 1 | 10 |
| 2009 | 0 | 1 |
| 2010 | 4 | 6 |
| 2011 | 4 | 7 |
| 2012 | 2 | 8 |
| 2013 | 7 | 4 |
| 2014 | 5 | 2 |
| 2015 | 7 | 10 |
| 2016 | 6 | 11 |
| 2017 | 11 | 10 |
| 2018 | 8 | 8 |
| 2019 | 9 | 5 |
| 2020 | 3 | 8 |
| 2021 | 4 | 11 |
| 2022 | 8 | 11 |
| 2023 | 5 | 2 |
| 2024 | 7 | 9 |
| 2025 | 7 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- Ceramic matrix composite part release from chemical vapor infiltration tooling25 Nov 2025US 12,479,773 B2Rtx Corporation
- High purity ingot for wafer production16 Sep 2025US 12,415,763 B2Free Form Fibers, LLC
- 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
- Silicon carbide fibers and methods of producing the same25 Sep 2025US 2025/0296886 A1COI Ceramics, Inc.
- Extruded Ceramic Nanofibers and Derived Materials26 Dec 2024US 2024/0425418 A1Government of the United States as Represented by the Secretary of the Air Force
Most cited
By later US patents
- Process for preparation of a metal carbide-containing molded product80US 4,126,652 AToyo Boseki Kabushiki Kaisha · 1978
- Fabrication of twisted and non-twisted nanofiber yarns56US 8,926,933 B2Board of Regents, The University of Texas System · 2015
- Light metal matrix composite materials reinforced with silicon carbide fibers55US 4,134,759 AThe Research Institute for Iron, Steel and Other Metals of the Tohoku University · 1979
- Process for preparing textured ceramic composites53US 5,645,781 AThe Regents of the University of Michigan · 1997
- Fibrous material for composite materials, fiber-reinforced composite materials produced therefrom, and process for producing same50US 4,961,990 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1990