F01N 2330/324
Corrugations of rectangular form
F01N2330/324 (Corrugations of rectangular form) appears on 20 US grants and 14 published applications in this corpus.
Search patents in F01N- Granted patents
- 20
- Published applications
- 14
- Assignees
- 19
- Inventors
- 62
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 3 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Structures for catalytic converters16 Nov 2021US 11,174,774 B2Imagine TF, LLC
- Filtering media member for filtering particulate matter in a fluid stream21 Sep 2021US 11,123,675 B2DCL International Inc.
- Metal substrate for catalytic converter and catalyst carrier13 Aug 2019US 10,378,412 B2Nippon Steel Chemical & Material Co., Ltd.
- Catalytic converter apparatus27 Mar 2018US 9,926,824 B2Vida Fresh Air Corp.
- Conical honeycomb body having channels extending radially outward at an angle and honeycomb body assembly14 Nov 2017US 9,816,419 B2EMITEC Gesellschaft fuer Emissionstechnologie mbH
- Structures for catalytic converters30 Apr 2020US 2020/0131967 A1Imagine TF, LLC
- Catalyst substrates11 Jul 2019US 2019/0211731 A1BASF SE
- Metal substrate for catalytic converter and catalyst carrier14 Mar 2019US 2019/0078489 A1Nippon Steel & Sumikin Materials Co., Ltd.
- Filtering media member for filtering particulate matter in a fluid stream24 Jan 2019US 2019/0022569 A1DCL International Inc.
- Catalytic converter apparatus26 Nov 2015US 2015/0337711 A1Vida Holdings Ltd.
Most cited
By later US patents
- Catalyst arrangement with flow guide body29US 5,103,641 AEmitec Gesellschaft fur Emissionstechnologie mbH · 1992
- Nonnesting, straight corrugation metal foil and method for making same21US 4,810,588 AW. R. Grace & Co.-Conn. · 1989
- Catalyst arrangement with flow guide body20US 5,150,573 AEMITEC Gesellschaft fuer Emissionstechnologie mbH · 1992
- Catalytic converter for gas turbine bleed air extraction17US 4,755,360 AAvco Corporation · 1988
- Reactor for heterogeneous reactions with a catalyst member17US 5,350,566 ASulzer Brothers Limited · 1994