C09C 1/485
Preparation involving the use of a plasma or of an electric arc
Official title: {Preparation involving the use of a plasma or of an electric arc}
C09C1/485 (Preparation involving the use of a plasma or of an electric arc) appears on 36 US grants and 58 published applications in this corpus.
Search patents in C09C- Granted patents
- 36
- Published applications
- 58
- Assignees
- 23
- Inventors
- 94
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 6 |
| 2016 | 0 | 1 |
| 2017 | 1 | 4 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 2 | 2 |
| 2021 | 3 | 3 |
| 2022 | 2 | 6 |
| 2023 | 2 | 5 |
| 2024 | 7 | 8 |
| 2025 | 6 | 5 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High temperature heat integration method of making carbon black30 Jun 2026US 12,668,702 B2Monolith Materials, Inc.
- Method of making carbon black16 Dec 2025US 12,497,517 B1Monolith Materials, Inc.
- Particle systems and methods5 Aug 2025US 12,378,124 B2Monolith Materials, Inc.
- Method and device for producing hydrogen and pyrolytic carbon from hydrocarbons8 Jul 2025US 12,351,457 B2thyssenkrupp AG
- Carbon black generating system29 Apr 2025US 12,286,540 B2Monolith Materials, Inc.
- Methods and additives to improve performance of carbon particles in elastomer composites24 Sep 2026US 2026/0286101 A1Monolith Materials, Inc.
- Particle systems and methods13 Aug 2026US 2026/0234409 A1Monolith Materials, Inc.
- Plasma Assisted Production of Carbon Black22 Jan 2026US 2026/0022250 A1Orion Engineered Carbons IP GmbH & Co. KG
- Moving Packed Bed Processing Plant Utilizing Medium Temperature Heating and Superheating of Process Materials and Gas6 Nov 2025US 2025/0340435 A1X-energy, LLC
- Recycled feedstocks for carbon and hydrogen production19 Jun 2025US 2025/0197645 A1Monolith Materials, Inc.
Most cited
By later US patents
- Conversion of carbon or carbon-containing compounds in a plasma82US 6,099,696 AArmines · 2000
- Process for production of carbon black42US 4,101,639 A1978
- Plasma reactor37US 9,574,086 B2Monolith Materials, Inc. · 2017
- Method and device for the pyrolytic decomposition of hydrocarbons36US 5,989,512 AKvaerner Technology & Research Limited · 1999
- Decomposition of hydrocarbon to carbon black35US 6,068,827 AKvaerner Engineering A.S. · 2000