B01D 11/028
Flow sheets
Official title: {Flow sheets}
B01D11/028 (Flow sheets) appears on 551 US grants and 735 published applications in this corpus.
Search patents in B01D- Granted patents
- 551
- Published applications
- 735
- Assignees
- 501
- Inventors
- 1,567
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 6 | 8 |
| 2003 | 2 | 7 |
| 2004 | 5 | 10 |
| 2005 | 2 | 5 |
| 2006 | 4 | 11 |
| 2007 | 5 | 5 |
| 2008 | 1 | 4 |
| 2009 | 4 | 5 |
| 2010 | 6 | 7 |
| 2011 | 6 | 2 |
| 2012 | 4 | 4 |
| 2013 | 0 | 10 |
| 2014 | 2 | 8 |
| 2015 | 12 | 16 |
| 2016 | 6 | 16 |
| 2017 | 13 | 15 |
| 2018 | 24 | 41 |
| 2019 | 30 | 57 |
| 2020 | 50 | 74 |
| 2021 | 49 | 79 |
| 2022 | 41 | 98 |
| 2023 | 61 | 70 |
| 2024 | 52 | 78 |
| 2025 | 46 | 68 |
| 2026 | 19 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for industrial production of an extract by solid-liquid extraction8 Sep 2026US 12,728,368 B2GEA TDS GmbH
- Atmospheric Triphasic Chromatography (ATC) method18 Aug 2026US 12,710,402 B2
- Closed rotatable extractor system9 Jun 2026US 12,649,114 B2Brevets, LLC
- Hydrometallurgical recovery method for nickel sulfate26 May 2026US 12,637,736 B2Ecopro Materials Co., Ltd.
- Hemp seed extract5 May 2026US 12,616,230 B2OHLY GmbH
- Phytofunctional compositions24 Sep 2026US 2026/0287561 A1
- Process for extraction of adenosine triphosphate (atp) from plant material17 Sep 2026US 2026/0274884 A1
- Component separation system6 Aug 2026US 2026/0225002 A1Kabushiki Kaisha Toyota Chou Kenkyusho
- Systems and techniques for controlling fouling solids when extracting oleaginous material using an alcohol6 Aug 2026US 2026/0226366 A1Crown Iron Works Company
- Method and apparatus for automated and continuous extraction of biomass23 Jul 2026US 2026/0208069 A1Unified Science, LLC
Most cited
By later US patents
- Processes and apparatus for extraction of active substances and enriched extracts from natural products88US 7,622,140 B2GW Pharma Limited · 2009
- Accelerated solvent extraction method76US 5,843,311 ADionex Corporation · 1998
- Process for demineralization of bone using column extraction74US 5,275,954 ALifeNet · 1994
- Extracting oil from oil bearing plant parts70US 5,516,923 AAgritech International · 1996
- Process for cleaning particulate solids67US 5,080,721 AConoco Inc. · 1992