B01J 37/0242
Coating followed by impregnation
Official title: {Coating followed by impregnation}
B01J37/0242 (Coating followed by impregnation) appears on 332 US grants and 427 published applications in this corpus.
Search patents in B01J- Granted patents
- 332
- Published applications
- 427
- Assignees
- 216
- Inventors
- 1,090
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 8 | 5 |
| 2003 | 3 | 20 |
| 2004 | 7 | 24 |
| 2005 | 14 | 17 |
| 2006 | 5 | 24 |
| 2007 | 11 | 11 |
| 2008 | 12 | 29 |
| 2009 | 13 | 41 |
| 2010 | 23 | 40 |
| 2011 | 19 | 21 |
| 2012 | 16 | 13 |
| 2013 | 22 | 13 |
| 2014 | 11 | 23 |
| 2015 | 13 | 15 |
| 2016 | 16 | 19 |
| 2017 | 15 | 14 |
| 2018 | 11 | 14 |
| 2019 | 7 | 8 |
| 2020 | 8 | 8 |
| 2021 | 10 | 9 |
| 2022 | 11 | 13 |
| 2023 | 5 | 14 |
| 2024 | 13 | 18 |
| 2025 | 13 | 11 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Performance enhancement of a platinum-containing catalyst via exhaust gas hydrogen enrichment16 Jun 2026US 12,654,160 B2BASF Mobile Emissions Catalysts LLC
- Coated filters26 May 2026US 12,637,966 B2Johnson Matthey Public Limited Company
- Fischer-Tropsch catalysts14 Apr 2026US 12,599,895 B2Dimensional Energy, Inc.
- Emission control catalyst article with enriched PGM zone, method and apparatus to produce the same10 Mar 2026US 12,569,839 B2BASF Mobile Emissions Catalysts LLC
- Copper-magnesium co-doped carbonized wood sponge material, preparation therefor, and application thereof, and method for converting plastics into fuel based on fenton-like system25 Nov 2025US 12,478,955 B2Tianjin University
- Catalyst noble metal particles27 Aug 2026US 2026/0249275 A1Cataler Corporation
- Microplasma catalytic reactor6 Aug 2026US 2026/0225035 A1Dyson Technology Limited
- Fischer-tropsch catalysts23 Jul 2026US 2026/0208166 A1Dimensional Energy, Inc.
- A diesel oxidation catalyst and a method for its manufacture27 Nov 2025US 2025/0360499 A1Johnson Matthey Public Limited Company
- Systems and methods for chemical catalytic processing13 Nov 2025US 2025/0345769 A1Lydian Labs, Inc.
Most cited
By later US patents
- Catalyst compositions and methods of making the same93US 4,727,052 AEngelhard Corporation · 1988
- Multi-zoned catalytic trap and methods of making and using the same88US 6,375,910 B1Engelhard Corporation · 2002
- Reactor system for reducing NOx emissions from boilers80US 7,943,097 B2Catalytic Solutions, Inc. · 2011
- Catalyst support and method of producing the same70US 7,618,919 B2Kabushiki Kaisha Toyota Chuo Kenkyusho · 2009
- Catalyst and method of preparation66US 5,935,889 AABB Lummus Global Inc. · 1999