H01J 49/0436
Using a membrane permeable to liquids
Official title: {using a membrane permeable to liquids}
H01J49/0436 (Using a membrane permeable to liquids) appears on 36 US grants and 29 published applications in this corpus.
Search patents in H01J- Granted patents
- 36
- Published applications
- 29
- Assignees
- 24
- Inventors
- 74
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 0 | 3 |
| 2016 | 0 | 3 |
| 2017 | 3 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 4 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for extracting gaseous and liquid products from a reaction fluid28 Apr 2026US 12,614,708 B2Technische UniversitäT Berlin
- Direct and automatic chromatography-mass spectral analysis12 Nov 2024US 12,142,471 B2Cerno Bioscience LLC
- Droplet particle, and method and device for producing droplet particle2 Jul 2024US 12,025,544 B2Kimoto Electric Co., Ltd.
- Packed tip electrospray emitter21 May 2024US 11,988,652 B2Thermo Finnigan LLC
- Porous membrane enabled mass spectrometry characterization of microfluidic devices2 Jan 2024US 11,862,449 B2UT-Battelle, LLC
- Pneumatic nebulization-photochemical vapor generation dual mode sample introduction system17 Apr 2025US 2025/0123191 A1The United States of America as represented by the Secretary of Agriculture
- Direct and automatic chromatography-mass spectral analysis25 Apr 2024US 2024/0136166 A1Cerno Bioscience LLC
- Device for extracting gaseous and liquid products from a reaction fluid25 May 2023US 2023/0162960 A1Technische UniversitäT Berlin
- Porous membrane enabled mass spectrometry characterization of microfluidic devices16 Feb 2023US 2023/0049075 A1UT-Battelle, LLC
- Packed Tip Electrospray Emitter19 May 2022US 2022/0155267 A1Thermo Finnigan LLC
Most cited
By later US patents
- Method and apparatus for electrospray ionization137US 6,297,499 B12001
- Composite membrane and support assembly124US 5,703,359 ALeybold Inficon, Inc. · 1997
- Analyte separation process and apparatus75US 5,448,062 AMIMS Technology Development Co. · 1995
- Materials and methods for the analysis of substances passing through a membrane27US 6,360,588 B12002
- Capillary membrane interface for a mass spectrometer22US 4,791,292 AThe Dow Chemical Company · 1988