C04B 35/6224
Fibres based on silica
Official title: {Fibres based on silica}
C04B35/6224 (Fibres based on silica) appears on 168 US grants and 190 published applications in this corpus.
Search patents in C04B- Granted patents
- 168
- Published applications
- 190
- Assignees
- 122
- Inventors
- 445
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 4 | 8 |
| 2004 | 2 | 6 |
| 2005 | 2 | 2 |
| 2006 | 2 | 6 |
| 2007 | 1 | 1 |
| 2008 | 1 | 6 |
| 2009 | 2 | 15 |
| 2010 | 6 | 12 |
| 2011 | 10 | 13 |
| 2012 | 9 | 18 |
| 2013 | 7 | 9 |
| 2014 | 4 | 8 |
| 2015 | 12 | 11 |
| 2016 | 10 | 8 |
| 2017 | 3 | 8 |
| 2018 | 7 | 2 |
| 2019 | 7 | 13 |
| 2020 | 1 | 7 |
| 2021 | 6 | 9 |
| 2022 | 4 | 8 |
| 2023 | 5 | 12 |
| 2024 | 4 | 4 |
| 2025 | 5 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ceramic continuous fibers having metal element and ceramic matrix composite material using same7 Jul 2026US 12,673,901 B2Tosoh Corporation
- Compositions incorporating silica fibers17 Feb 2026US 12,552,133 B2American Nano, LLC
- Topical compositions incorporating silica fibers14 Oct 2025US 12,440,503 B2American Nano, LLC
- Additive manufacturing methods for forming high-temperature composite structures and related structures2 Sep 2025US 12,404,216 B2Northrop Grumman Systems Corporation
- Organic-inorganic hybrid nanofibres having a mesoporous inorganic phase, preparation thereof by electrospinning, membrane, electrode, and fuel cell1 Jul 2025US 12,347,906 B2Centre National De La Recherche Scientifique
- Flake-like composition and flake-like composition production method12 Jun 2025US 2025/0187053 A1Nippon Fiber Corporation
- Methods of manufacturing green bodies and substrates26 Sep 2024US 2024/0317648 A1
- Thermal insulation23 May 2024US 2024/0166553 A1Thermal Ceramics UK Limited
- Compositions incorporating silica fibers11 Apr 2024US 2024/0116268 A1American Nano, LLC
- Additive manufacturing methods for forming high-temperature composite structures and related structures14 Mar 2024US 2024/0083823 A1Northrop Grumman Systems Corporation
Most cited
By later US patents
- Flexible nonwoven mat204US 5,380,580 AMinnesota Mining and Manufacturing Company · 1995
- Catalytic converter having a metallic monolith mounted by a heat-insulating mat of refractory ceramic fibers154US 5,250,269 AMinnesota Mining and Manufacturing Company · 1993
- Inorganic fiber composition133US 5,332,699 A1994
- Non-frangible alumina-silica fibers117US 4,047,965 AMinnesota Mining and Manufacturing Company · 1977
- Inorganic fiber composition87US 5,714,421 AManville Corporation · 1998