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Class Information
Number: 436/39
Name: Chemistry: analytical and immunological testing > Determination of water
Description: Processes or compositions for determining the presence or amount of water by means of a chemical reaction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439318 |
Method for trace water analysis in cyclic siloxanes useful as precursors for low dielectric constant thin films |
Oct. 21, 2008 |
| 7419831 |
Method and apparatus for determination of water and for normal phase liquid chromatography |
Sep. 2, 2008 |
| 7416894 |
Stable water standard |
Aug. 26, 2008 |
| 7407625 |
Volume-differential water assay system using hydrophilic gel |
Aug. 5, 2008 |
| 7354768 |
Volume-differential assay using hydrophilic gel |
Apr. 8, 2008 |
| 7319037 |
Fluid tester and method of use |
Jan. 15, 2008 |
| 7247485 |
Karl Fischer reagent |
Jul. 24, 2007 |
| 7189571 |
Method for trace water analysis in cyclic siloxanes useful as precursors for low dielectric constant thin films |
Mar. 13, 2007 |
| 7189572 |
Method for measuring water content of fuel cell based on conductivity of electrolyte |
Mar. 13, 2007 |
| 7122376 |
Calibration standards, methods, and kits for water determination |
Oct. 17, 2006 |
| 7112443 |
High throughput permeability testing of materials libraries |
Sep. 26, 2006 |
| 7109037 |
Water-based resist stripping liquid management apparatus and water-based resist stripping liquid management method |
Sep. 19, 2006 |
| 7091043 |
Method for measuring water concentration in ammonia |
Aug. 15, 2006 |
| 7049146 |
Calibration standards, methods, and kits for water determination |
May. 23, 2006 |
| 6938626 |
Method and apparatus for wet-cleaning substrate |
Sep. 6, 2005 |
| 6927063 |
Humidity indicators |
Aug. 9, 2005 |
| 6825040 |
Method of using a vapor acid test kit |
Nov. 30, 2004 |
| 6815208 |
Chemical treatment for hydrostatic test |
Nov. 9, 2004 |
| 6815207 |
Moisture/wetness detecting method, moisture/wetness detecting label, articles with moisture/wetness detecting function, and detecting material and method |
Nov. 9, 2004 |
| 6793889 |
Wide-range TOC instrument using plasma oxidation |
Sep. 21, 2004 |
| 6770483 |
Determination of multi-valent metal contamination and system for removal of multi-valent metal contaminants from water |
Aug. 3, 2004 |
| 6753184 |
Humidity indicators |
Jun. 22, 2004 |
| 6699717 |
Method using luminescent transition metal-ligand complex for detecting polar solvents |
Mar. 2, 2004 |
| 6599748 |
Hardness indicator composition and method of water hardness analysis |
Jul. 29, 2003 |
| 6582658 |
Fiber optic moisture sensor |
Jun. 24, 2003 |
| 6576473 |
Removable test kit and method of use for vapor compression systems |
Jun. 10, 2003 |
| 6514765 |
Acid test kit and method of use |
Feb. 4, 2003 |
| 6436710 |
Headspace sampling and monitoring systems and methods |
Aug. 20, 2002 |
| 6376250 |
Composition and probe for detection of water |
Apr. 23, 2002 |
| 6337211 |
System and a method for detecting antifreezing substances in a hermetic compressor |
Jan. 8, 2002 |
| 6228650 |
Acid catalyst regeneration control |
May. 8, 2001 |
| 6159427 |
Apparatus for tritium-in-water monitoring |
Dec. 12, 2000 |
| 6110122 |
Breath test for assessing hepatic function |
Aug. 29, 2000 |
| 6043096 |
Device and method for the determination of water |
Mar. 28, 2000 |
| 5976890 |
Reduction furnace process for quantitative deuterium determination in hydrogen containing samples |
Nov. 2, 1999 |
| 5879943 |
Humidity detection method |
Mar. 9, 1999 |
| 5869344 |
Apparatus and methods for the analysis of trace constituents in gases |
Feb. 9, 1999 |
| 5854080 |
Process for separating tritiated water |
Dec. 29, 1998 |
| 5846831 |
Methods and systems for controlling flow of a diluted sample and determining pollutants based on water content in engine exhaust emissions |
Dec. 8, 1998 |
| 5783149 |
Kit for determination of residual chlorine in water with 3,3',5,5'-tetramethylbenzidine |
Jul. 21, 1998 |
| 5756049 |
Water testing capsule using water soluble film membranes |
May. 26, 1998 |
| 5739034 |
Determination of extraneous water in milk samples, or the freezing point depression of milk samples |
Apr. 14, 1998 |
| 5734097 |
Analyzer and method for measuring water in liquids |
Mar. 31, 1998 |
| 5593850 |
Monitoring of industrial water quality using monoclonal antibodies to polymers |
Jan. 14, 1997 |
| 5580791 |
Assay of water pollutants |
Dec. 3, 1996 |
| 5504009 |
Method of and device for measuring water content |
Apr. 2, 1996 |
| 5468644 |
Spectroscopic investigation using organometallic compounds |
Nov. 21, 1995 |
| 5466606 |
Use of N-methylformamide as solvent for the Karl Fischer titration |
Nov. 14, 1995 |
| 5466606 |
Use of N-methylformamide as solvent for the Karl Fischer titration |
Nov. 14, 1995 |
| 5453377 |
Methods for making iodine-free Karl Fischer reagents |
Sep. 26, 1995 |
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