C04B 14/386
Carbon
Official title: {Carbon (carbon nanotubes C04B14/026)}
C04B14/386 (Carbon) appears on 110 US grants and 87 published applications in this corpus.
Search patents in C04B- Granted patents
- 110
- Published applications
- 87
- Assignees
- 78
- Inventors
- 286
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 5 |
| 2019 | 9 | 12 |
| 2020 | 7 | 7 |
| 2021 | 5 | 14 |
| 2022 | 8 | 8 |
| 2023 | 13 | 5 |
| 2024 | 2 | 4 |
| 2025 | 6 | 4 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultra stable cementitious material formulation, process for its making, and ultra stable tile backer board formulation and processes for its making1 Sep 2026US 12,726,151 B2Triton MgO Products, LLC
- Reinforcement bar and method for manufacturing same23 Jun 2026US 12,662,424 B2Reforcetech Ltd.
- Cementitious construction material containing magnesium oxychloride crystals23 Jun 2026US 12,662,427 B2Triton MgO Products, LLC
- Electrically-conductive asphalt concrete containing carbon fibers26 May 2026US 12,637,392 B2Iowa State University Research Foundation, Inc.
- Ultra stable structural laminate28 Oct 2025US 12,454,487 B2
- Fiber material for cement/concrete reinforcement, method for producing fiber material for cement/concrete reinforcement, and fiber-reinforced cement composition8 Oct 2026US 2026/0308058 A1Toyota Jidosha Kabushiki Kaisha
- Process for obtaining fibre-reinforced composite materials8 Oct 2026US 2026/0308065 A1Aeronautical Service S.R.L.
- Use of fibers of a carbon-resin composite for reinforcing concrete24 Sep 2026US 2026/0285754 A1Compagnie Generale Des Etablissements Michelin
- Electrically-conductive asphalt concrete containing carbon fibers3 Sep 2026US 2026/0257970 A1Iowa State University Research Foundation, Inc.
- Fiber incorporated thixotropic cement slurry for lost circulation application21 May 2026US 2026/0139181 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Carbon fibrils144US 5,707,916 AHyperion Catalysis International, Inc. · 1998
- Rigid porous carbon structures, methods of making, methods of using and products containing same143US 6,099,965 AHyperion Catalysis International, Inc. · 2000
- Fibrils111US 5,500,200 AHyperion Catalysis International, Inc. · 1996