F01N 2570/24
Hydrogen sulfide
Official title: Hydrogen sulfide (H2S)
F01N2570/24 (Hydrogen sulfide) appears on 9 US grants and 10 published applications in this corpus.
Search patents in F01N- Granted patents
- 9
- Published applications
- 10
- Assignees
- 4
- Inventors
- 37
- Latest grant
- 3 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 0 |
By publication year.
Recent patents
- Exhaust gas purifying catalyst3 Mar 2020US 10,576,420 B2Cataler Corporation
- Exhaust gas purifying catalyst11 Feb 2020US 10,556,223 B2Cataler Corporation
- Exhaust gas purifying catalyst20 Aug 2019US 10,384,163 B2Cataler Corporation
- Exhaust gas purifying catalyst18 Jun 2019US 10,322,406 B2Cataler Corporation
- Method and system of controlling exhaust after-treatment apparatus for vehicle20 Dec 2016US 9,523,321 B2Hyundai Motor Company
- Exhaust gas purifying catalyst23 Aug 2018US 2018/0236401 A1Cataler Corporation
- Exhaust gas purifying catalyst7 Dec 2017US 2017/0348674 A1Cataler Corporation
- Exhaust System2 Nov 2017US 2017/0314438 A1Johnson Matthey Public Limited Company
- Exhaust gas processing apparatus and method26 Nov 2015US 2015/0337709 A1Hyundai Motor Company
- Method and system of controlling exhaust after-treatment apparatus for vehicle29 Oct 2015US 2015/0308363 A1Hyundai Motor Company
Most cited
By later US patents
- Exhaust gas purifying catalyst15US 10,576,420 B2Cataler Corporation · 2020
- Exhaust gas purifying catalyst12US 10,556,223 B2Cataler Corporation · 2020
- Catalyst for purifying exhaust gas9US 7,816,300 B2Cataler Corporation · 2010
- Catalyst for purification of exhaust gas, and apparatus and method for purification of exhaust gas using the catalyst2US 8,795,619 B2Cataler Corporation · 2014