C01B 2202/20
Nanotubes characterized by their properties
C01B2202/20 (Nanotubes characterized by their properties) appears on 947 US grants and 1,480 published applications in this corpus.
Search patents in C01B- Granted patents
- 947
- Published applications
- 1,480
- Assignees
- 621
- Inventors
- 2,898
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 17 |
| 2003 | 2 | 23 |
| 2004 | 10 | 39 |
| 2005 | 18 | 60 |
| 2006 | 22 | 64 |
| 2007 | 24 | 48 |
| 2008 | 33 | 72 |
| 2009 | 31 | 96 |
| 2010 | 57 | 108 |
| 2011 | 55 | 64 |
| 2012 | 54 | 64 |
| 2013 | 49 | 45 |
| 2014 | 40 | 54 |
| 2015 | 44 | 42 |
| 2016 | 33 | 41 |
| 2017 | 43 | 59 |
| 2018 | 42 | 68 |
| 2019 | 55 | 62 |
| 2020 | 40 | 82 |
| 2021 | 39 | 61 |
| 2022 | 52 | 66 |
| 2023 | 56 | 66 |
| 2024 | 48 | 71 |
| 2025 | 53 | 63 |
| 2026 | 32 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01B 2202/36DiameterIndexing code427
- C01B 2202/22Electronic propertiesIndexing code337
- C01B 2202/34LengthIndexing code325
- C01B 2202/28Solid content in solventsIndexing code109
- C01B 2202/30PurityIndexing code78
- C01B 2202/32Specific surface areaIndexing code69
- C01B 2202/24Thermal propertiesIndexing code44
- C01B 2202/26Mechanical propertiesIndexing code37
Recent patents
- Catalysts for cargen, methods of preparing, and uses of same6 Oct 2026US 12,752,259 B2Qatar Foundation for Education, Science and Community Development
- Devices with low thermal emissivity6 Oct 2026US 12,753,995 B2Advanced Material Development Limited
- Compositions with carbon nanotubes for low hysteresis elastomers29 Sep 2026US 12,747,339 B2Molecular Rebar Design, LLC
- Method for manufacturing carbon nanotube dispersion8 Sep 2026US 12,729,122 B2Jeio Co., Ltd.
- Carbon nanotube manufacturing method and carbon nanotube manufactured using carbon dioxide25 Aug 2026US 12,715,774 B2Korea Advanced Institute of Science and Technology
- Carbon nanotube dispersion liquid and method of producing same8 Oct 2026US 2026/0307997 A1Zeon Corporation
- Secondary structure of carbon nanotubes and sulfur-carbon composite comprising the same1 Oct 2026US 2026/0296891 A1LG Energy Solution, Ltd.
- Conductive dispersion and production method therefor1 Oct 2026US 2026/0296892 A1Panasonic Intellectual Property Management Co., Ltd.
- A composite comprising carbon nanotubes and uses thereof as a cathode17 Sep 2026US 2026/0279805 A1Yeda Research and Development Co. Ltd.
- Conductive material dispersion, positive electrode manufactured using the same, and rechargeable lithium battery including the positive electrode17 Sep 2026US 2026/0279823 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Method of producing regular arrays of nano-scale objects using nano-structured block-copolymeric materials513US 7,115,305 B2California Institute of Technology · 2006
- Nanotube films and articles330US 6,706,402 B2Nantero, Inc. · 2004
- Free-standing and aligned carbon nanotubes and synthesis thereof254US 6,863,942 B2The Research Foundation of State University of New York · 2005
- Carbon nanotubes on a substrate231US 6,361,861 B1Battelle Memorial Institute · 2002
- Graphitic nanotubes in luminescence assays206US 5,866,434 AMeso Scale Technology LLP · 1999