B01J 2219/32241
Louvres
B01J2219/32241 (Louvres) appears on 41 US grants and 31 published applications in this corpus.
Search patents in B01J- Granted patents
- 41
- Published applications
- 31
- Assignees
- 24
- Inventors
- 84
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 0 |
| 2003 | 3 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 5 |
| 2014 | 2 | 1 |
| 2015 | 4 | 7 |
| 2016 | 5 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 4 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Countercurrent contacting devices11 Feb 2025US 12,220,674 B2Koch-Glitsch, LP
- Filling body19 Nov 2024US 12,145,125 B2Sgl Carbon SE
- Countercurrent contacting devices and method of manufacture12 Nov 2024US 12,138,602 B2Koch-Glitsch, LP
- Countercurrent contacting devices and method of manufacture18 Jul 2023US 11,701,627 B2Koch-Glitsch, LP
- Countercurrent contacting devices and method of manufacture23 May 2023US 11,654,405 B2Koch-Glitsch, LP
- Countercurrent contacting devices28 Sep 2023US 2023/0302419 A1Koch-Glitsch, LP
- Countercurrent contacting devices and method of manufacture10 Aug 2023US 2023/0249142 A1Koch-Glitsch, LP
- Filling body22 Jul 2021US 2021/0220799 A1Sgl Carbon SE
- Countercurrent contacting devices and method of manufacture21 May 2020US 2020/0156026 A1Koch-Glitsch, LP
- Countercurrent contacting devices and method of manufacture14 May 2020US 2020/0147563 A1Koch-Glitsch, LP
Most cited
By later US patents
- Co-current vapor-liquid contacting apparatus47US 7,424,999 B2Uop LLC · 2008
- Packing with improved capacity for rectification systems39US 5,632,934 APraxair Technology, Inc. · 1997
- Contact bodies and method and apparatus of making same29US 6,544,628 B1Brentwood Industries, Inc. · 2003
- Catalyst arrangement26US 9,975,767 B2Johnson Matthey Public Limited Company · 2018
- Contacting arrangement for mass transfer operations22US 4,107,241 ARaschig GmbH · 1978