C04B 2235/5256
Two-dimensional
Official title: Two-dimensional, e.g. woven structures
C04B2235/5256 (Two-dimensional) appears on 350 US grants and 480 published applications in this corpus.
Search patents in C04B- Granted patents
- 350
- Published applications
- 480
- Assignees
- 190
- Inventors
- 929
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 3 |
| 2002 | 5 | 6 |
| 2003 | 1 | 2 |
| 2004 | 6 | 10 |
| 2005 | 7 | 11 |
| 2006 | 5 | 8 |
| 2007 | 3 | 8 |
| 2008 | 5 | 5 |
| 2009 | 2 | 10 |
| 2010 | 5 | 14 |
| 2011 | 4 | 16 |
| 2012 | 5 | 11 |
| 2013 | 9 | 15 |
| 2014 | 9 | 15 |
| 2015 | 10 | 17 |
| 2016 | 9 | 17 |
| 2017 | 13 | 17 |
| 2018 | 13 | 19 |
| 2019 | 16 | 34 |
| 2020 | 13 | 33 |
| 2021 | 24 | 27 |
| 2022 | 25 | 27 |
| 2023 | 30 | 46 |
| 2024 | 33 | 41 |
| 2025 | 29 | 42 |
| 2026 | 27 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production of aerogel thermal insulation sheet by central injection approach15 Sep 2026US 12,735,364 B1Taiwan Aerogel Technology Material Co., Ltd.
- Polymer-derived ceramic reinforced with boron nitride1 Sep 2026US 12,723,006 B2North Carolina State University
- Exfoliated boron nitride for interface coating for ceramic matrix composites18 Aug 2026US 12,709,579 B2Rtx Corporation
- Ceramic matrix composites and their preforms11 Aug 2026US 12,703,169 B2Rtx Corporation
- Tooling for producing z-channels in ceramic fiber preforms14 Jul 2026US 12,678,990 B2Rtx Corporation
- 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
- Preform tapered hole press for improved cvi-cmc microstructure1 Oct 2026US 2026/0296980 A1Rtx Corporation
- Cmc component with cooling cavity24 Sep 2026US 2026/0286856 A1Rtx Corporation
- Single-cycle rapid densification of carbon/carbon components for air and space applications20 Aug 2026US 2026/0242298 A1Textron Systems Corporation
Most cited
By later US patents
- Fiber-containing composite89US 5,015,540 AGeneral Electric Company · 1991
- Methods of making composite ceramic articles having embedded filler71US 4,851,375 ALanxide Technology Company, LP · 1989
- Friction elements of composite carbon-carbon material and of differential texture63US 5,242,746 ALe Carbone Lorraine · 1993
- Integrally woven ceramic composites62US 6,418,973 B1Boeing North American, Inc. · 2002
- Composite material protected against oxidation by a self-healing matrix, and a method of manufacturing it60US 5,965,266 ASociete Nationale d'Etude et de Construction de Moteurs d'Aviation · 1999