C01B 2204/00
Structure or properties of graphene
C01B2204/00 (Structure or properties of graphene) appears on 802 US grants and 1,174 published applications in this corpus.
Search patents in C01B- Granted patents
- 802
- Published applications
- 1,174
- Assignees
- 582
- Inventors
- 2,472
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 6 |
| 2009 | 1 | 24 |
| 2010 | 5 | 22 |
| 2011 | 14 | 44 |
| 2012 | 16 | 45 |
| 2013 | 16 | 31 |
| 2014 | 29 | 55 |
| 2015 | 41 | 60 |
| 2016 | 50 | 61 |
| 2017 | 43 | 81 |
| 2018 | 46 | 85 |
| 2019 | 65 | 126 |
| 2020 | 78 | 98 |
| 2021 | 78 | 105 |
| 2022 | 82 | 74 |
| 2023 | 66 | 87 |
| 2024 | 65 | 62 |
| 2025 | 77 | 63 |
| 2026 | 25 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Production of graphene directly from biomass precursor22 Sep 2026US 12,741,873 B2Global Graphene Group, Inc.
- Transparent substrates comprising three-dimensional porous conductive graphene films and methods for making the same8 Sep 2026US 12,729,153 B2Corning Incorporated
- Graphene and other 2D materials as layered “shells” supported on “core” nanoparticle carriers25 Aug 2026US 12,719,061 B2Breton SPA
- Systems and methods for microwave-driven catalytic conversion of plastics into carbon black materials and gases18 Aug 2026US 12,709,712 B2Carbon Convergence Group, Inc.
- Exfoliation of graphene from biochar11 Aug 2026US 12,703,635 B2
- Dispersions containing graphenic carbon nanoparticles and dispersant resins1 Oct 2026US 2026/0296894 A1PPG Industries Ohio, Inc.
- Aldehyde and ketone receptor modification of graphene24 Sep 2026US 2026/0283500 A1Regents of the University of Minnesota
- Formation of graphene films from solid biomass-derived carbon sources by chemical vapor deposition17 Sep 2026US 2026/0274674 A1City University of Hong Kong
- Graphene and methods of making graphene17 Sep 2026US 2026/0274675 A1
- Formulation of Graphene Networks from Carbon Nanotubes by Laser Shockwave Compaction10 Sep 2026US 2026/0265065 A1Northeastern University
Most cited
By later US patents
- Nano-scaled graphene plate nanocomposites for supercapacitor electrodes280US 7,623,340 B1Nanotek Instruments, Inc. · 2009
- Method for producing graphene103US 9,822,009 B2Tokyo Electron Limited · 2017
- Thermally exfoliated graphite oxide96US 7,658,901 B2The Trustees of Princeton University · 2010
- Electrospray painted article containing thermally exfoliated graphite oxide and method for their manufacture65US 8,053,508 B2The Trustees of Princeton University · 2011
- Production of graphenic carbon particles utilizing methane precursor material65US 8,486,364 B2PPG Industries Ohio, Inc. · 2013