G01N 33/4925
Measuring blood gas content
Official title: {measuring blood gas content, e.g. O2, CO2 , HCO3}
G01N33/4925 (Measuring blood gas content) appears on 320 US grants and 302 published applications in this corpus.
Search patents in G01N- Granted patents
- 320
- Published applications
- 302
- Assignees
- 195
- Inventors
- 681
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 9 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 3 | 6 |
| 2004 | 3 | 6 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 0 | 2 |
| 2008 | 2 | 6 |
| 2009 | 5 | 5 |
| 2010 | 3 | 10 |
| 2011 | 5 | 5 |
| 2012 | 4 | 3 |
| 2013 | 4 | 8 |
| 2014 | 6 | 7 |
| 2015 | 9 | 18 |
| 2016 | 6 | 24 |
| 2017 | 12 | 14 |
| 2018 | 19 | 34 |
| 2019 | 23 | 22 |
| 2020 | 14 | 13 |
| 2021 | 11 | 20 |
| 2022 | 14 | 25 |
| 2023 | 9 | 18 |
| 2024 | 13 | 23 |
| 2025 | 12 | 16 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calibration fluid comprising pyrogallol for the calibration of blood gas, electrolyte, and/or metabolite instrument oxygen sensor(s)8 Sep 2026US 12,730,098 B2Siemens Healthcare Diagnostics Inc.
- Analyte sensor component2 Jun 2026US 12,642,462 B2SciLogica Corp.
- Sensor array26 May 2026US 12,635,922 B2Siemens Healthcare Diagnostics Inc.
- Method of detecting presence or absence of a clot in a liquid sample analyzer12 May 2026US 12,625,131 B2Radiometer Medical ApS
- Device and process for analysing gas effects in samples28 Apr 2026US 12,613,230 B2Eurac Research
- Method of treating patients with hepatorenal syndrome type 113 Aug 2026US 2026/0232755 A1Mallinckrodt Pharmaceuticals Ireland Limited
- Determination of gas exchange device performance13 Aug 2026US 2026/0232883 A1Maquet Cardiopulmonary GmbH
- Sensor for measuring ionized magnesium23 Jul 2026US 2026/0210901 A1Instrumentation Laboratory Company
- Sensor9 Jul 2026US 2026/0194489 A1Sensocure AS
- Methods and apparatus for hemolysis detection30 Apr 2026US 2026/0118343 A1Siemens Healthcare Diagnostics Inc.
Most cited
By later US patents
- Calibration solutions useful for analyses of biological fluids and methods employing same997US 5,330,634 AVia Medical Corporation · 1994
- Calibration solutions useful for analysis of biological fluids and methods employing same657US 5,505,828 AVia Medical Corporation · 1996
- Solid state transcutaneous blood gas sensors614US 4,534,356 ADiamond Shamrock Chemicals Company · 1985
- Method for calibrating sensors used in diagnostic testing490US 6,123,827 AVia Medical Corporation · 2000
- Solid state reference electrode418US 4,450,842 ACordis Corporation · 1984