B01D 63/00
Apparatus in general for separation processes using semi-permeable membranes
B01D63/00 (Apparatus in general for separation processes using semi-permeable membranes) appears on 5,456 US grants and 5,740 published applications in this corpus.
Search patents in B01D- Granted patents
- 5,456
- Published applications
- 5,740
- Assignees
- 2,458
- Inventors
- 11,206
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 61 | 0 |
| 1977 | 52 | 0 |
| 1978 | 45 | 0 |
| 1979 | 39 | 0 |
| 1980 | 88 | 0 |
| 1981 | 57 | 0 |
| 1982 | 55 | 0 |
| 1983 | 47 | 0 |
| 1984 | 37 | 0 |
| 1985 | 29 | 0 |
| 1986 | 47 | 0 |
| 1987 | 90 | 0 |
| 1988 | 81 | 0 |
| 1989 | 99 | 0 |
| 1990 | 77 | 0 |
| 1991 | 80 | 0 |
| 1992 | 96 | 0 |
| 1993 | 94 | 0 |
| 1994 | 52 | 0 |
| 1995 | 58 | 0 |
| 1996 | 60 | 0 |
| 1997 | 66 | 0 |
| 1998 | 75 | 0 |
| 1999 | 84 | 0 |
| 2000 | 68 | 0 |
| 2001 | 100 | 37 |
| 2002 | 77 | 108 |
| 2003 | 103 | 160 |
| 2004 | 87 | 184 |
| 2005 | 86 | 175 |
| 2006 | 75 | 154 |
| 2007 | 97 | 162 |
| 2008 | 89 | 181 |
| 2009 | 81 | 166 |
| 2010 | 102 | 211 |
| 2011 | 117 | 209 |
| 2012 | 122 | 203 |
| 2013 | 141 | 242 |
| 2014 | 155 | 245 |
| 2015 | 148 | 287 |
| 2016 | 145 | 277 |
| 2017 | 228 | 281 |
| 2018 | 208 | 253 |
| 2019 | 238 | 313 |
| 2020 | 232 | 313 |
| 2021 | 221 | 296 |
| 2022 | 214 | 300 |
| 2023 | 219 | 270 |
| 2024 | 184 | 312 |
| 2025 | 215 | 237 |
| 2026 | 135 | 164 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for implementing different versions of a blood separation procedure29 Sep 2026US 12,746,319 B2Fenwal, Inc.
- Fluid filtration device29 Sep 2026US 12,746,512 B2PathOtrak, LLC
- Vessel, system, and associated method for product concentration29 Sep 2026US 12,746,513 B2Repligen Corporation
- Hollow fiber membrane module29 Sep 2026US 12,746,514 B2Nok Corporation
- Cartridge of fuel cell humidifier, and fuel cell humidifier29 Sep 2026US 12,746,515 B2Kolon Industries, Inc.
- Hollow fiber membrane module8 Oct 2026US 2026/0307014 A1Nok Corporation
- Method and apparatus for confining the spread of pollutants spilled into a moving fluid8 Oct 2026US 2026/0308859 A1
- Filter assembly for a therapeutic gas delivery device1 Oct 2026US 2026/0295513 A1Mallinckrodt Pharmaceuticals Ireland Limited
- Gas separation membrane module assembly1 Oct 2026US 2026/0295535 A1Honda Motor Co., Ltd.
- Gas separation membrane module1 Oct 2026US 2026/0295536 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Capillary filtration and collection method for long-term monitoring of blood constituents873US 4,777,953 AAsh Medical Systems, Inc. · 1988
- Capillary filtration and collection device for long-term monitoring of blood constituents842US 4,854,322 AAsh Medical Systems, Inc. · 1989
- Interstitial filtration and collection device and method for long-term monitoring of physiological constituents of the body753US 5,002,054 AAsh Medical Systems, Inc. · 1991
- Disposable vacuum filtration apparatus capable of detecting microorganisms and particulates in liquid samples489US 6,913,152 B22005
- Method and apparatus for withdrawing, collecting and biosensing chemical constituents from complex fluids406US 4,832,034 A1989