C04B 20/006
Microfibres
Official title: {Microfibres; Nanofibres}
C04B20/006 (Microfibres) appears on 28 US grants and 40 published applications in this corpus.
Search patents in C04B- Granted patents
- 28
- Published applications
- 40
- Assignees
- 28
- Inventors
- 92
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 6 |
| 2020 | 3 | 4 |
| 2021 | 3 | 7 |
| 2022 | 3 | 2 |
| 2023 | 3 | 4 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions of steel-microfiber reinforced ultra high performance concrete (UHPC) using recycled glass powder and processes for making the same30 Jun 2026US 12,668,540 B2Integrated Composite Construction Systems, LLC
- Electrically-conductive asphalt concrete containing carbon fibers26 May 2026US 12,637,392 B2Iowa State University Research Foundation, Inc.
- Method for making carbonated precast concrete products with enhanced durability5 May 2026US 12,617,725 B2Carbicrete Inc.
- Microfibrous shotcrete mixture21 Apr 2026US 12,606,484 B2Afyon Cimento Sanayi Turk Anonim Sirketi
- Method for sequestering CO2 from flue gas and preparing microfiber-reinforced cement20 Jan 2026US 12,528,739 B2The Hong Kong Polytechnic University
- 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
- 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.
- Microporous powder composition, use thereof and insulation product20 Aug 2026US 2026/0242291 A1Prtc NV
- Method for internal and external collaborative integrated protection of concrete2 Apr 2026US 2026/0092018 A1Harbin Institute of Technology
Most cited
By later US patents
- Rigid porous carbon structures, methods of making, methods of using and products containing same143US 6,099,965 AHyperion Catalysis International, Inc. · 2000
- Rigid porous carbon structures, methods of making, methods of using and products containing same62US 6,432,866 B1Hyperion Catalysis International, Inc. · 2002
- Rigid porous carbon structures, methods of making, methods of using and products containing same30US 6,960,389 B2Hyperion Catalysis International, Inc. · 2005
- Self-supporting diamond filaments7US 5,374,414 AThe United States of America as represented by the Secretary of the Navy · 1994
- Nanofibril cellulose additive6US 10,907,084 B2Halliburton Energy Services.Inc. · 2021