D01F 9/127
By thermal decomposition of hydrocarbon gases or vapours or other carbon-containing compounds
Official title: by thermal decomposition of hydrocarbon gases or vapours {or other carbon-containing compounds in the form of gas or vapour, e.g. carbon monoxide, alcohols}
D01F9/127 (By thermal decomposition of hydrocarbon gases or vapours or other carbon-containing compounds) appears on 648 US grants and 765 published applications in this corpus.
Search patents in D01F- Granted patents
- 648
- Published applications
- 765
- Assignees
- 347
- Inventors
- 1,302
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 4 |
| 2002 | 13 | 37 |
| 2003 | 13 | 64 |
| 2004 | 29 | 56 |
| 2005 | 29 | 47 |
| 2006 | 57 | 57 |
| 2007 | 25 | 43 |
| 2008 | 26 | 54 |
| 2009 | 29 | 69 |
| 2010 | 49 | 50 |
| 2011 | 32 | 30 |
| 2012 | 30 | 34 |
| 2013 | 25 | 20 |
| 2014 | 18 | 24 |
| 2015 | 19 | 14 |
| 2016 | 19 | 26 |
| 2017 | 24 | 15 |
| 2018 | 17 | 14 |
| 2019 | 12 | 19 |
| 2020 | 11 | 21 |
| 2021 | 19 | 15 |
| 2022 | 16 | 23 |
| 2023 | 19 | 8 |
| 2024 | 11 | 14 |
| 2025 | 10 | 3 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carbon-based composite materials with enhanced dynamic performance19 May 2026US 12,630,429 B2Wisconsin Alumni Research Foundation
- Catalyst support, and method of producing fibrous carbon nanostructure5 May 2026US 12,617,684 B2Zeon Corporation
- Method and materials for creating patterns of carbon and/or other elements on substrates or within liquid or frozen media by directed energy deposition of carbon and other elements21 Apr 2026US 12,606,902 B2
- Carbon nanotube collection apparatus, carbon nanotube manufacturing apparatus, and carbon nanotube collection method3 Feb 2026US 12,540,421 B2Dowa Thermotech Co., Ltd.
- Method of producing catalyst-bearing support and method of producing fibrous carbon nanostructure27 Jan 2026US 12,533,659 B2Zeon Corporation
- Apparatus for manufacturing carbon nanotube wire and method of manufacturing carbon nanotube wire9 Jul 2026US 2026/0192272 A1Sumitomo Electric Industries, Ltd.
- Method for manufacturing carbon nanotube twisted yarn2 Jul 2026US 2026/0185273 A1Lintec Corporation
- Fibrous carbon material formation from hydrocarbons using metal catalysts25 Jun 2026US 2026/0176797 A1The University of British Columbia
- Method for recycling an effluent gas from chemical vapor deposition or infiltration30 Apr 2026US 2026/0117374 A1Safran Landing Systems
- Patterned nanofiber arrays assembled through patterned filtration21 Aug 2025US 2025/0262597 A1Lintec of America, Inc.
Most cited
By later US patents
- Carbide nanomaterials684US 6,190,634 B1President and Fellows of Harvard College · 2001
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Nanotube films and articles330US 6,706,402 B2Nantero, Inc. · 2004
- Method of producing carbon nanotubes254US 6,333,016 B1The Board of Regents of the University of Oklahoma · 2001
- Free-standing and aligned carbon nanotubes and synthesis thereof254US 6,863,942 B2The Research Foundation of State University of New York · 2005