B01D 33/0116
Arranged for inward flow filtration
Official title: {arranged for inward flow filtration}
B01D33/0116 (Arranged for inward flow filtration) appears on 29 US grants and 23 published applications in this corpus.
Search patents in B01D- Granted patents
- 29
- Published applications
- 23
- Assignees
- 10
- Inventors
- 27
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 3 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 4 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pressing surface for filtration container assembly11 Aug 2026US 12,702,941 B2Grayl Inc.
- Filtration container assemblies and methods18 Feb 2025US 12,226,719 B2Grayl Inc.
- Filtration container assemblies and methods10 Dec 2024US 12,161,958 B2Grayl Inc.
- Filtration container assemblies and methods24 Sep 2024US 12,097,450 B2Grayl Inc.
- Filtration container assemblies and methods2 Apr 2024US 11,944,921 B2Grayl Inc.
- Filtration container assemblies and methods15 May 2025US 2025/0153077 A1Grayl Inc.
- Filtration container assemblies and methods2 May 2024US 2024/0139657 A1Grayl Inc.
- Filtration container assemblies and methods21 Mar 2024US 2024/0091682 A1Grayl Inc.
- Filtration container assemblies and methods21 Dec 2023US 2023/0405498 A1Grayl Inc.
- Pressing surface for filtration container assembly27 Jul 2023US 2023/0233964 A1Grayl Inc.
Most cited
By later US patents
- Filter vial28US 7,790,117 B2Scientific Plastic Products, Inc. · 2010
- Filter vial28US 8,322,539 B1Scientific Plastic Products, Inc. · 2012
- Method for the operation of a filter press comprising a ram18US 7,448,317 B2Bucher-Guyer AG · 2008
- Double diffuser with backflush pistons9US 4,971,694 AKamyr, Inc. · 1990
- Stabilizing pressure and flow conditions in a screening apparatus6US 5,044,179 AKamyr, Inc. · 1991