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Browse by Category: Main > Chemistry
Class Information
Number: 436/135
Name: Chemistry: analytical and immunological testing > Oxygen containing > Ozone or peroxide
Description: Subject matter in which the qualitative or quantitative chemical test is for O3


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7534394 Potentiometric titration method for quantitative determination of hydrogen peroxide May. 19, 2009
7517690 Cell lysis method using free radical Apr. 14, 2009
7517691 Device for and method of testing occult blood in feces Apr. 14, 2009
7481975 Hydrogen peroxide indicator and method Jan. 27, 2009
7425452 Pump-and-probe method for estimating strength of forming photochemical ozone and apparatus therefor Sep. 16, 2008
7364700 Ozone gas sensing element, detection apparatus, and measurement method Apr. 29, 2008
7351587 Method for the online determination of hydrogen peroxide Apr. 1, 2008
7323343 Nitrogen monoxide, nitrogen dioxide and ozone determination in air Jan. 29, 2008
7255836 Analytical sensitivity enhancement by catalytic transformation Aug. 14, 2007
7232545 Sensor for determining concentration of fluid sterilant Jun. 19, 2007
7192554 Hydrogen peroxide and peracetic acid indicators and methods Mar. 20, 2007
7018586 Weathering test apparatus Mar. 28, 2006
6982173 PFPEs having at least an alkylether end group and respective preparation process Jan. 3, 2006
6872573 Fluorescent creatinine assay Mar. 29, 2005
6828156 Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor Dec. 7, 2004
6818452 Lateral flow contact test apparatus Nov. 16, 2004
6790411 Hydrogen peroxide indicator and method Sep. 14, 2004
6767717 Method and kit for the detection of explosives Jul. 27, 2004
6709631 Weathering test apparatus Mar. 23, 2004
6689618 Method and test strip of detecting oxidizing adulterant in urine Feb. 10, 2004
6682932 Weathering test method Jan. 27, 2004
6623974 Method and apparatus for the analysis of a liquid carrying a suspension of organic matter Sep. 23, 2003
6599471 Sterilization process using small amount of sterilant to determine the load Jul. 29, 2003
6451612 Method for determining a level of treatment with ozone of a liquid to be treated Sep. 17, 2002
6444473 Atmospheric ozone concentration detector Sep. 3, 2002
6372508 Method and apparatus for measuring lipid peroxidation in biological fluids and suspensions of tissues Apr. 16, 2002
6368867 Monitor for verification of ozone reaction Apr. 9, 2002
6333002 Sterilization process using small amount of sterilant to determine the load Dec. 25, 2001
6316269 Methods for screening drugs to predict tardive dyskinesia Nov. 13, 2001
6269680 Method and apparatus for measuring the concentration of hydrogen peroxide vapor Aug. 7, 2001
6267242 Chemical indicator sheets and packaging bags for sterilization made with the use of the same Jul. 31, 2001
6245576 Method of explosives detection Jun. 12, 2001
6240767 Ethylene monitoring and control system Jun. 5, 2001
6180412 Test for chlorine in water Jan. 30, 2001
6171867 Piezoelectric gas sensor Jan. 9, 2001
6146898 Apparatus and method for on-line decomposition of hydrogen peroxide solution in fabrication of semiconductor device Nov. 14, 2000
6117685 Ozone indicator and ozone detecting ink Sep. 12, 2000
6105416 Ethylene monitoring and control system Aug. 22, 2000
6074881 Method for the prevention of hemoglobin interference in reagent systems for measuring peroxidase activity Jun. 13, 2000
6063631 Sterilization indicator May. 16, 2000
6057162 Disease diagnosis by vapor sample analysis May. 2, 2000
6054098 Apparatus for measuring ozone Apr. 25, 2000
5972714 Atmospheric ozone concentration detector Oct. 26, 1999
5958787 Polymer sensor Sep. 28, 1999
5955025 Chemical vapor sterilization indicating materials Sep. 21, 1999
5712168 Method for evaluating, monitoring or controlling the efficiency, stability, or exhaustion of a complexing or chelating agent present in a chemical solution used for oxidizing, dissolving, etch Jan. 27, 1998
5702955 Ascorbate resistant detection of hydrogen peroxide Dec. 30, 1997
5686271 Apparatus for performing magnetic cycle reaction Nov. 11, 1997
5571724 Smog monitor Nov. 5, 1996
5561068 Method and system for sampling and determining the presence of compounds Oct. 1, 1996

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