B01D 37/046
By pressure measuring
Official title: {by pressure measuring}
B01D37/046 (By pressure measuring) appears on 100 US grants and 121 published applications in this corpus.
Search patents in B01D- Granted patents
- 100
- Published applications
- 121
- Assignees
- 102
- Inventors
- 322
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 3 |
| 2004 | 3 | 1 |
| 2005 | 2 | 3 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 3 | 6 |
| 2014 | 0 | 3 |
| 2015 | 2 | 3 |
| 2016 | 4 | 4 |
| 2017 | 4 | 7 |
| 2018 | 5 | 8 |
| 2019 | 5 | 12 |
| 2020 | 12 | 12 |
| 2021 | 4 | 7 |
| 2022 | 6 | 8 |
| 2023 | 5 | 7 |
| 2024 | 7 | 11 |
| 2025 | 6 | 3 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of filtrating liquid, and filtration apparatus for filtrating liquid25 Aug 2026US 12,714,956 B2Renasys AS
- Well plug debris capturing system28 Jul 2026US 12,692,757 B1Bandit Services, LLC
- System and method for separation of organics and liquids from waste material19 May 2026US 12,629,735 B2Komar Industries, Inc.
- System and method for filtration of industrial and mobile fluids21 Apr 2026US 12,605,660 B2FluidLoop Technologies, LLC
- Batch-type apparatus for filtering17 Mar 2026US 12,576,351 B2Samsung Electronics Co., Ltd.
- System and method for separation of organics and liquids from waste material17 Sep 2026US 2026/0273598 A1Komar Industries, Inc.
- Predictive maintenance controls for filters in liquid cooling applications2 Jul 2026US 2026/0183686 A1Vertiv Corporation
- Smart filter control system9 Apr 2026US 2026/0097339 A1Gammon Technical Products, Inc.
- System And Method For Filtration Of Industrial And Mobile Fluids19 Mar 2026US 2026/0077284 A1FluidLoop Technologies, LLC
- Recirculating fluid filtration system5 Mar 2026US 2026/0061105 A1DEKA Products Limited Partnership
Most cited
By later US patents
- Filtration monitoring and control system126US 6,077,435 AUSF Filtration and Separations Group, Inc. · 2000
- Swimming pool control system having central processing unit and remote communication110US 5,616,239 A1997
- Method and apparatus for detecting a fouled fluid filter96US 5,477,731 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1995
- Method of determining filter pluggage by measuring pressures83US 5,320,760 AE. I. Du Pont de Nemours and Company · 1994
- Method for detecting clogging in a fuel filter in an internal combustion engine supply circuit65US 6,672,147 B1Magneti Marelli France · 2004