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Class Information
Number: 204/403.05
Name: Chemistry: electrical and wave energy > Apparatus > Electrolytic > Analysis and testing > Biological material (e.g., microbe, enzyme, antigen, etc.) analyzed, tested, or included in apparatus > Disposable apparatus or apparatus having removable section (e.g., removable cartridge, etc.) > Enzyme included in apparatus > With semipermeable membrane
Description: Apparatus having a membrane to separate some particles, molecules, or species from others by allowing only some of the particles, molecules, or species to pass through while others are retained at or stopped from passing through the membrane.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7572356 |
Electrochemical-based sensor with a redox polymer and redox enzyme entrapped by a dialysis membrane |
Aug. 11, 2009 |
| 7442289 |
Amperometric biosensor in thick film technology |
Oct. 28, 2008 |
| 7410709 |
Bio-battery |
Aug. 12, 2008 |
| 7379765 |
Oxygen enhancing membrane systems for implantable devices |
May. 27, 2008 |
| 7312027 |
Binding assay device with non-absorbent carrier material |
Dec. 25, 2007 |
| 7311812 |
Biosensor |
Dec. 25, 2007 |
| 7300802 |
Membrane strip biosensor system for point-of-care testing |
Nov. 27, 2007 |
| RE39390 |
Biosensor |
Nov. 14, 2006 |
| 7112265 |
Disposable test strips with integrated reagent/blood separation layer |
Sep. 26, 2006 |
| 7063775 |
Biosensor and method for manufacturing the same |
Jun. 20, 2006 |
| 6982027 |
Biosensor |
Jan. 3, 2006 |
| 6977032 |
Biosensor |
Dec. 20, 2005 |
| 6966977 |
Biosensor |
Nov. 22, 2005 |
| 6932894 |
Biosensor membranes composed of polymers containing heterocyclic nitrogens |
Aug. 23, 2005 |
| 6923894 |
Biosensor with multiple sampling ways |
Aug. 2, 2005 |
| 6916410 |
Biosensor |
Jul. 12, 2005 |
| 6780297 |
Apparatus for measuring biochemical components |
Aug. 24, 2004 |
| 6746582 |
Electrodes with multilayer membranes and methods of making the electrodes |
Jun. 8, 2004 |
| 6740213 |
Composite membrane sensor |
May. 25, 2004 |
| 6719887 |
Biosensor |
Apr. 13, 2004 |
| 6706232 |
Biosensor |
Mar. 16, 2004 |
| 6706532 |
Membrane for chemical and biosensors |
Mar. 16, 2004 |
| 6436256 |
Electrodes for the measurement of analytes in small sample volumes |
Aug. 20, 2002 |
| 6325917 |
Method and apparatus for automatic analysis |
Dec. 4, 2001 |
| 6241862 |
Disposable test strips with integrated reagent/blood separation layer |
Jun. 5, 2001 |
| 6071391 |
Enzyme electrode structure |
Jun. 6, 2000 |
| 6046056 |
High throughput screening assay systems in microscale fluidic devices |
Apr. 4, 2000 |
| 5795453 |
Electrodes and metallo isoindole ringed compounds |
Aug. 18, 1998 |
| 5741634 |
Throwaway type chemical sensor |
Apr. 21, 1998 |
| 5711862 |
Portable biochemical measurement device using an enzyme sensor |
Jan. 27, 1998 |
| 5708247 |
Disposable glucose test strips, and methods and compositions for making same |
Jan. 13, 1998 |
| 5698083 |
Chemiresistor urea sensor |
Dec. 16, 1997 |
| 5694932 |
Sensor array |
Dec. 9, 1997 |
| 5695623 |
Glucose measuring device |
Dec. 9, 1997 |
| 5682884 |
Strip electrode with screen printing |
Nov. 4, 1997 |
| 5628890 |
Electrochemical sensor |
May. 13, 1997 |
| 5272087 |
Enzymatic electrode and its preparation method |
Dec. 21, 1993 |
| 5217594 |
Convenient determination of trace lead in whole blood and other fluids |
Jun. 8, 1993 |
| 5206170 |
Sulfur dioxide detector device embodied by using S02-oxidant bioagent |
Apr. 27, 1993 |
| 5182004 |
Flow-through type hydrogen peroxide electrode |
Jan. 26, 1993 |
| 5131999 |
Voltammetric detector for flow analysis |
Jul. 21, 1992 |
| 5128015 |
Method and apparatus for amperometric diagnostic analysis |
Jul. 7, 1992 |
| 5126034 |
Bioelectrochemical electrodes |
Jun. 30, 1992 |
| 5112455 |
Method for analytically utilizing microfabricated sensors during wet-up |
May. 12, 1992 |
| 5106751 |
Apparatus for supporting a biochemical sensor responsive to bubbles |
Apr. 21, 1992 |
| 5104804 |
Cell assay device used in a microphysiometer |
Apr. 14, 1992 |
| 5030310 |
Electrode for electrochemical sensors |
Jul. 9, 1991 |
| 4994167 |
Biological fluid measuring device |
Feb. 19, 1991 |
| 4938860 |
Electrode for electrochemical sensors |
Jul. 3, 1990 |
| 4933066 |
Apparatus for mounting a diffusion-limiting membrane for a sensor |
Jun. 12, 1990 |
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