G01N 27/3335
The membrane containing at least one organic component
Official title: {the membrane containing at least one organic component (G01N27/3271 takes precedence; aspects concerning the enzyme reagent in enzyme electrodes C12Q1/001)}
G01N27/3335 (The membrane containing at least one organic component) appears on 380 US grants and 259 published applications in this corpus.
Search patents in G01N- Granted patents
- 380
- Published applications
- 259
- Assignees
- 239
- Inventors
- 913
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 10 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 14 | 0 |
| 1986 | 12 | 0 |
| 1987 | 9 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 13 | 0 |
| 1991 | 12 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 4 |
| 2003 | 3 | 8 |
| 2004 | 4 | 4 |
| 2005 | 5 | 8 |
| 2006 | 1 | 3 |
| 2007 | 5 | 2 |
| 2008 | 1 | 8 |
| 2009 | 2 | 6 |
| 2010 | 4 | 8 |
| 2011 | 2 | 3 |
| 2012 | 2 | 8 |
| 2013 | 2 | 6 |
| 2014 | 10 | 9 |
| 2015 | 7 | 12 |
| 2016 | 6 | 13 |
| 2017 | 6 | 12 |
| 2018 | 15 | 13 |
| 2019 | 15 | 17 |
| 2020 | 9 | 27 |
| 2021 | 11 | 13 |
| 2022 | 19 | 15 |
| 2023 | 18 | 18 |
| 2024 | 11 | 17 |
| 2025 | 10 | 8 |
| 2026 | 14 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Self-calibrated electrochemical sensors6 Oct 2026US 12,754,160 B2Virginia Commonwealth University
- Ion-selective electrodes with sensing membranes covalently attached to both an inert polymer substrate and conductive carbon contact29 Sep 2026US 12,748,068 B2Regents of the University of Minnesota
- Non-enzymatic glucose-sensing device with nanoporous structure and conditioning of the nanoporous structure8 Sep 2026US 12,727,800 B2UXN Co., Ltd.
- Mixed ionic electronic conductors: devices, systems and methods of use25 Aug 2026US 12,714,849 B2Battelle Memorial Institute
- Printed potentiometric sensors to measure ion concentration in soil25 Aug 2026US 12,716,860 B2The Regents of the University of California
- Aluminum ion sensor and method to detect aluminum ion concentration1 Oct 2026US 2026/0298865 A1The American University in Cairo
- Modular Electrochemical Sensing System and Method for Parameter Monitoring10 Sep 2026US 2026/0266756 A1Page Technologies Inc.
- Devices, systems, and methods for antimicrobial susceptibility testing13 Aug 2026US 2026/0235548 A1Avails Medical, Inc.
- Sensing device having pulsed reference electrodes30 Jul 2026US 2026/0219228 A1AquaSpy, Inc.
- Pulsed current anion selective electrodes23 Jul 2026US 2026/0210900 A1The Curators of the University of Missouri
Most cited
By later US patents
- Long-life membrane electrode for non-ionic species578US 4,813,424 AUniversity of New Mexico · 1989
- Ion sensor401US 5,133,856 ATerumo Kabushiki Kaisha · 1992
- Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers370US 4,917,800 ABend Research, Inc. · 1990
- pH electrode340US 5,354,449 A1994
- Electrochemical measurement cell204US 4,900,424 AUnilever Patent Holdings B.V. · 1990