C04B 35/62227
Obtaining fibres
Official title: {obtaining fibres}
C04B35/62227 (Obtaining fibres) appears on 861 US grants and 628 published applications in this corpus.
Search patents in C04B- Granted patents
- 861
- Published applications
- 628
- Assignees
- 475
- Inventors
- 1,872
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 10 | 0 |
| 1982 | 13 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 12 | 0 |
| 1986 | 10 | 0 |
| 1987 | 10 | 0 |
| 1988 | 24 | 0 |
| 1989 | 27 | 0 |
| 1990 | 31 | 0 |
| 1991 | 31 | 0 |
| 1992 | 34 | 0 |
| 1993 | 27 | 0 |
| 1994 | 24 | 0 |
| 1995 | 16 | 0 |
| 1996 | 18 | 0 |
| 1997 | 16 | 0 |
| 1998 | 18 | 0 |
| 1999 | 13 | 0 |
| 2000 | 10 | 0 |
| 2001 | 19 | 3 |
| 2002 | 11 | 13 |
| 2003 | 12 | 17 |
| 2004 | 8 | 15 |
| 2005 | 4 | 21 |
| 2006 | 6 | 19 |
| 2007 | 8 | 20 |
| 2008 | 6 | 20 |
| 2009 | 11 | 26 |
| 2010 | 13 | 39 |
| 2011 | 27 | 26 |
| 2012 | 17 | 45 |
| 2013 | 27 | 28 |
| 2014 | 22 | 19 |
| 2015 | 27 | 34 |
| 2016 | 26 | 36 |
| 2017 | 25 | 33 |
| 2018 | 30 | 28 |
| 2019 | 34 | 31 |
| 2020 | 18 | 40 |
| 2021 | 21 | 36 |
| 2022 | 28 | 25 |
| 2023 | 19 | 20 |
| 2024 | 24 | 18 |
| 2025 | 15 | 11 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Paste composition for additive manufacturing15 Sep 2026US 12,734,581 B2Vito NV
- 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
- Ceramic continuous fibers having metal element and ceramic matrix composite material using same7 Jul 2026US 12,673,901 B2Tosoh Corporation
- Crystalline silicon carbide fiber and method for manufacturing same, and ceramic composite substrate21 Apr 2026US 12,606,492 B2Ube Corporation
- Formulation and method for preparing flexible ceramic nanofibers for thermal insulation applications20 Aug 2026US 2026/0242295 A1
- Composition of flexible ceramic nanofibers for thermal insulation applications and method thereof20 Aug 2026US 2026/0242296 A1
- 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
Most cited
By later US patents
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- AlN and AlN-containing composites285US 5,061,663 AE. I. Du Pont de Nemours and Company · 1991
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Microcrystalline alumina-based ceramic articles245US 5,185,299 AMinnesota Mining and Manufacturing Company · 1993
- Impregnation method for transformation of transition alumina to a alpha alumina226US 5,139,978 AMinnesota Mining and Manufacturing Company · 1992