C04B 35/62873
Carbon
Official title: {Carbon}
C04B35/62873 (Carbon) appears on 397 US grants and 409 published applications in this corpus.
Search patents in C04B- Granted patents
- 397
- Published applications
- 409
- Assignees
- 180
- Inventors
- 876
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 12 | 0 |
| 2001 | 8 | 1 |
| 2002 | 10 | 12 |
| 2003 | 5 | 9 |
| 2004 | 7 | 8 |
| 2005 | 7 | 8 |
| 2006 | 2 | 11 |
| 2007 | 6 | 13 |
| 2008 | 3 | 3 |
| 2009 | 1 | 12 |
| 2010 | 10 | 11 |
| 2011 | 4 | 17 |
| 2012 | 7 | 14 |
| 2013 | 8 | 16 |
| 2014 | 8 | 15 |
| 2015 | 15 | 10 |
| 2016 | 5 | 17 |
| 2017 | 16 | 25 |
| 2018 | 20 | 30 |
| 2019 | 18 | 20 |
| 2020 | 22 | 22 |
| 2021 | 20 | 18 |
| 2022 | 14 | 19 |
| 2023 | 21 | 31 |
| 2024 | 23 | 33 |
| 2025 | 18 | 19 |
| 2026 | 17 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exfoliated boron nitride for interface coating for ceramic matrix composites18 Aug 2026US 12,709,579 B2Rtx Corporation
- Additively manufactured graphite tooling14 Jul 2026US 12,678,997 B2Rtx Corporation
- Method of making carbon-carbon composite7 Jul 2026US 12,673,902 B1Systima Technologies, Inc.
- Multilayer coating for oxidation protection30 Jun 2026US 12,668,550 B2Rtx Corporation
- Method for densification of CMC article9 Jun 2026US 12,649,695 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
- Single-cycle rapid densification of carbon/carbon components for air and space applications20 Aug 2026US 2026/0242298 A1Textron Systems Corporation
- A method for obtaining carbon-carbon material for heavily loaded friction units20 Aug 2026US 2026/0243321 A13Cm, Sia
- Fabrication of ceramic matrix composites13 Aug 2026US 2026/0234069 A1Rtx Corporation
- Slurry infiltration of sacrificial material23 Jul 2026US 2026/0209127 A1Rtx Corporation
Most cited
By later US patents
- Nanotube fiber reinforced composite materials and method of producing fiber reinforced composites261US 6,934,600 B2Auburn University · 2005
- Composite synthetic materials149US 4,960,643 A1990
- Method for forming interphase layers in ceramic matrix composites107US 7,666,475 B2Siemens Energy, Inc. · 2010
- Fiber reinforced composite product97US 3,991,248 ADucommun Incorporated · 1976
- Continuous fiber reinforced composites and methods, apparatuses, and compositions for making the same97US 6,899,777 B2Advanced Ceramics Research, Inc. · 2005