F01N 3/285
Specially adapted for fibrous supports
Official title: {specially adapted for fibrous supports, e.g. held in place by screens}
F01N3/285 (Specially adapted for fibrous supports) appears on 24 US grants and 12 published applications in this corpus.
Search patents in F01N- Granted patents
- 24
- Published applications
- 12
- Assignees
- 18
- Inventors
- 49
- Latest grant
- 17 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus17 Dec 2024US 12,168,841 B2Maftec Co., Ltd.
- Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus8 Oct 2024US 12,110,622 B2Maftec Co., Ltd.
- Retaining material for pollution control element, method for manufacturing the same, and pollution control device14 Jan 2020US 10,533,476 B23M Innovative Properties Company
- Holding material, method for producing same, and gas treatment device using same27 Nov 2018US 10,138,775 B2Nichias Corporation
- Mounting mat including inorganic nanoparticles and method for making the same3 Apr 2018US 9,932,872 B23M Innovative Properties Company
- Inorganic Fiber-Formed Article, Mat for Exhaust Gas Cleaning Apparatus, and Exhaust Gas Cleaning Apparatus2 Jun 2022US 2022/0170404 A1Mitsubishi Chemical Corporation
- Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus13 Jan 2022US 2022/0010470 A1Mitsubishi Chemical Corporation
- Retaining material for pollution control element, method for manufacturing the same, and pollution control device11 Jun 2020US 2020/0182120 A13M Innovative Properties Company
- Holding material, method for producing same and gas treatment device using same18 May 2017US 2017/0138234 A1Nichias Corporation
- Retaining material for pollution control element, method for manufacturing the same, and pollution control device6 Apr 2017US 2017/0096925 A13M Innovative Properties Company
Most cited
By later US patents
- Exhaust gas control equipment39US 4,220,625 AMatsushita Electric Industrial Co., Ltd. · 1980
- Means for treatment of the exhaust gases of combustion32US 5,031,401 A1991
- Filtering and post-combustion device for waste gases30US 4,576,799 AJ. Eberspächer GmbH & Co. KG · 1986
- Muffler with catalytic converter25US 6,341,662 B12002
- Catalyzer arrangement for the exhaust gases of an internal combustion engine24US 5,425,236 ASchwaebische Huettenwerke GmbH · 1995