G01N 27/44752
Controlling the zeta potential
Official title: {Controlling the zeta potential, e.g. by wall coatings}
G01N27/44752 (Controlling the zeta potential) appears on 161 US grants and 95 published applications in this corpus.
Search patents in G01N- Granted patents
- 161
- Published applications
- 95
- Assignees
- 96
- Inventors
- 310
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 2 |
| 2002 | 12 | 8 |
| 2003 | 3 | 8 |
| 2004 | 4 | 7 |
| 2005 | 5 | 12 |
| 2006 | 5 | 7 |
| 2007 | 3 | 2 |
| 2008 | 3 | 1 |
| 2009 | 3 | 6 |
| 2010 | 4 | 3 |
| 2011 | 2 | 6 |
| 2012 | 3 | 1 |
| 2013 | 3 | 1 |
| 2014 | 3 | 4 |
| 2015 | 1 | 2 |
| 2016 | 3 | 5 |
| 2017 | 3 | 7 |
| 2018 | 4 | 1 |
| 2019 | 4 | 5 |
| 2020 | 2 | 2 |
| 2021 | 3 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Inorganic ion detection system and methods4 Nov 2025US 12,461,063 B2University of Tasmania
- Systems and methods for electrophoretic separation and analysis of analytes4 Feb 2025US 12,216,080 B2ProteinSimple
- Cyclic capillary electrophoresis device30 Apr 2024US 11,971,385 B2Imec Vzw
- Elution and detection6 Jun 2023US 11,668,674 B2Greyscan Pty Ltd
- Method for determining a size of biomolecules1 Feb 2022US 11,237,130 B2Cytiva Sweden AB
- Surface modified capillary for electrophoresis and method for construction thereof18 Sep 2025US 2025/0290894 A1GMJ Technologies, Inc.
- Tunable electroosmotic flow polymer coated capillary30 Jan 2025US 2025/0035587 A1University of Notre Dame du Lac
- Bubble, bubble aggregate, bubble water, bubble control device, and bubble control method23 Jan 2025US 2025/0027903 A1Panasonic Intellectual Property Management Co., Ltd.
- Systems and methods for electrophoretic separation and analysis of analytes18 Aug 2022US 2022/0260525 A1ProteinSimple
- Cyclic Capillary Electrophoresis Device18 Mar 2021US 2021/0080427 A1Imec Vzw
Most cited
By later US patents
- Method and device for moving molecules by the application of a plurality of electrical fields518US 5,750,015 ASoane Biosciences, Inc. · 1998
- Variable control of electroosmotic and/or electrophoretic forces within a fluid-containing structure via electrical forces506US 5,800,690 ACaliper Technologies Corp. · 1998
- Methods for fabricating enclosed microchannel structures443US 6,176,962 B1Aclara Biosciences, Inc. · 2001
- Acrylic microchannels and their use in electrophoretic applications364US 5,858,188 AAclara Biosciences, Inc. · 1999
- Acrylic microchannels and their use in electrophoretic applications336US 6,054,034 AAclara Biosciences, Inc. · 2000