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Class Information
Number: 436/163
Name: Chemistry: analytical and immunological testing > Including titration or ph determination
Description: Subject matter wherein the combining capacity of a substance with a reagent is measured or the hydrogen ion concentration is determined.

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8709815 System and method for the analysis of biodiesel Apr. 29, 2014
8663563 Reflective diffractometric hydrogel sensor for biological and chemical detection Mar. 4, 2014
8642350 Sensor material and uses thereof to simultaneously sense two analytes: oxygen and pH or acidic/basic gaseous ions Feb. 4, 2014
8609355 Assays for the detection of microbes Dec. 17, 2013
8585983 Halogen and heavy metal-free composition for a humidity indicating device and humidity indicating device containing the same Nov. 19, 2013
8580515 Surface-modified single-walled carbon nanotubes and methods of detecting a chemical compound using same Nov. 12, 2013
8574921 Optical sensing membranes, devices and methods for simultaneous detection of two or more parameters of dissolved oxygen concentration, pH and temperature Nov. 5, 2013
8518344 Halogen and heavy metal-free humidity indicating composition and humidity indicator card containing the same Aug. 27, 2013
8497134 Fluorescent detector systems for the detection of chemical perturbations in sterile storage devices Jul. 30, 2013
8492160 Biomarker sensors and method for multi-color imaging and processing of single-molecule life signatures Jul. 23, 2013
8492161 Quantitative analysis of a function group on the surface of a solid material Jul. 23, 2013
8432171 Method and apparatus for measuring the concentration of an analyte in a sample fluid Apr. 30, 2013
8415168 Capillary ion chromatography Apr. 9, 2013
8377700 Systems and methods using photoluminescent nanostructure based hydrogels Feb. 19, 2013
8372651 Method of monitoring a surfactant in a microelectronic process by absorbance Feb. 12, 2013
8372789 Methods of designing treatment fluids based on solid-fluid interactions Feb. 12, 2013
8361804 Method and composition for determining hardness in wellbore fluid filtrate Jan. 29, 2013
8357542 Suspended particulate matter measurement apparatus and suspended particulate matter measurement method using the same Jan. 22, 2013
8349614 Alkalinity determination Jan. 8, 2013
8349610 Methods, systems and devices for analyzing a surfactant-treated biological fluid sample Jan. 8, 2013
8252600 Portable measuring device Aug. 28, 2012
8236564 Automated titration method for use on blended asphalts Aug. 7, 2012
8216850 DNA-based molecular switches and uses thereof Jul. 10, 2012
8198098 Optical measurement method for determining the pH of a medium using ageladine A as a fluorescent pH indicator Jun. 12, 2012
8153437 DNA-based molecular switches and uses thereof Apr. 10, 2012
8148166 Method and apparatus for measuring pH of low alkalinity solutions Apr. 3, 2012
8148165 Apparatus and method for measuring concentration of carbon dioxide in water Apr. 3, 2012
8148167 Fluorescent pH detector system and related methods Apr. 3, 2012
8118988 Analysis of copper ion and complexing agent in copper plating baths Feb. 21, 2012
8105491 Metabolic detoxification and method Jan. 31, 2012
8076153 Method and apparatus for measuring pH of low alkalinity solutions Dec. 13, 2011
8071031 Device for in situ calibrated potentiometric pH measurements Dec. 6, 2011
8062902 Mammalian disease detection system Nov. 22, 2011
8039271 Assays employing randomly distributed microbeads with attached biomolecules Oct. 18, 2011
8012760 Sensor for direct measurement of carbonate ions in seawater Sep. 6, 2011
7977101 Method and system for measuring water hardness Jul. 12, 2011
7968346 Fluorescent pH detector system and related methods Jun. 28, 2011
7947508 Systems and methods for intra-oral diagnosis May. 24, 2011
7943391 Method of performing in situ calibrated potentiometric pH measurements May. 17, 2011
7932094 Method and apparatus for determining the stability of an electroless plating bath Apr. 26, 2011
7919324 Liquid tester Apr. 5, 2011
7906340 Method for quantitative determination of hydrogen peroxide using potentiometric titration Mar. 15, 2011
7897105 pH indicator Mar. 1, 2011
7888128 Method for determining surfactant concentration in aqueous solutions Feb. 15, 2011
7883898 Method and apparatus for measuring pH of low alkalinity solutions Feb. 8, 2011
7736900 Automated flocculation titration method for accurate determination of Heithaus parameters Jun. 15, 2010
7727770 System and method for spectrophotometric measurement of total alkalinity using a liquid core waveguide Jun. 1, 2010
7723119 Method for determining solubility of a chemical compound May. 25, 2010
7716965 Electrochemical sensor having suspended element counter electrode and deflection method for current sensing May. 18, 2010
7691642 Spectrophotometric method and apparatus for the cross-matching of platelets Apr. 6, 2010

1 2 3 4 5 6 7 8

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