C09C 1/52
Channel black
Official title: Channel black {; Preparation thereof (separation or recovery C09C1/487)}
C09C1/52 (Channel black) appears on 17 US grants and 30 published applications in this corpus.
Search patents in C09C- Granted patents
- 17
- Published applications
- 30
- Assignees
- 15
- Inventors
- 84
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 2 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 3 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Conductive material dispersion, method for producing the same, and composition for secondary battery electrode, electrode film, secondary battery, and vehicle using conductive material dispersion22 Jul 2025US 12,368,167 B2artience Co., Ltd.
- Carbon particles having high purities and methods for making same19 Sep 2023US 11,760,884 B2Monolith Materials, Inc.
- Electrothermic compositions14 Feb 2023US 11,578,213 B2Intelli Particle Pty Ltd
- Carbon black and rubber compounds incorporating same23 Feb 2021US 10,927,261 B2Cabot Corporation
- Inkjet ink compositions23 Oct 2018US 10,106,696 B2Cabot Corporation
- Feedstock blend for sustainable carbon black manufacturing13 Aug 2026US 2026/0234410 A1
- Process design enabling carbon byproduct separation for sustainable hydrogen production in methane pyrolysis process9 Oct 2025US 2025/0313457 A1Aramco Services Company
- Plant and process for producing hydrogen from scission of methane molecules1 May 2025US 2025/0136442 A1
- Methods of Producing Carbon Blacks from Low-Yielding Feedstocks and Products Made from Same10 Apr 2025US 2025/0115767 A1Cabot Corporation
- Particle systems and methods21 Mar 2024US 2024/0093035 A1Monolith Materials, Inc.
Most cited
By later US patents
- Modified pigments having improved dispersing properties46US 6,336,965 B12002
- Modified pigments having improved dispersing properties45US 6,478,863 B2Cabot Corporation · 2002
- Method of attaching a group to a pigment37US 6,432,194 B1Cabot Corporation · 2002
- Carbon producing apparatus utilizing biomass25US 6,180,396 B2Research Institute of Innovative Technology for the Earth · 2001
- Modified pigments having improved dispersing properties24US 7,056,962 B2Cabot Corporation · 2006