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Class Information
Number: 73/1.02
Name: Measuring and testing > Instrument proving or calibrating > Gas or liquid analyzer
Description: Subject matter wherein either (a) the apparatus for proving or calibrating or (b) the device which is being proven or calibrated either (1) detects or measures the composition of, or some constituent or an identifying characteristic of a gas or gaseous mixture or (2) detects or determines the composition of, a constituent of, or a property of a liquid or a liquid suspension of a solid.

Sub-classes under this class:

Class Number Class Name Patents
73/1.06 Gas 333
73/1.03 Reference standard 164

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

Patent Number Title Of Patent Date Issued
7223607 Process and device for the detection of hydrocarbons in a gas May. 29, 2007
7219528 Sample flow positioning method and analytical system using the method May. 22, 2007
7221448 Test cell for a noble gas polarizer May. 22, 2007
7217393 Apparatus and method for process monitoring May. 15, 2007
7213439 Automatic bridge balancing means and method for a capillary bridge viscometer May. 8, 2007
7213440 Calibration and validation for a leak detector May. 8, 2007
7211222 Gas sensor May. 1, 2007
7208123 Molecular contamination monitoring system and method Apr. 24, 2007
7204122 Systems and methods for calibrating osmolarity measuring devices Apr. 17, 2007
7201877 Device and method for detecting sulfuryl fluoride Apr. 10, 2007
7197949 Meso sniffer: a device and method for active gas sampling using alternating flow Apr. 3, 2007
7200495 Method and apparatus for analyzing spatial and temporal processes of interaction Apr. 3, 2007
7192777 Apparatus and method for process monitoring Mar. 20, 2007
7189364 Hydrogen sensor Mar. 13, 2007
7189363 Gas detector Mar. 13, 2007
7189361 Analytical device with lightguide Illumination of capillary and microgrooves arrays Mar. 13, 2007
7189360 Circular chemiresistors for microchemical sensors Mar. 13, 2007
7189358 Integrated micropump analysis chip and method of making the same Mar. 13, 2007
7189354 Optically and fluidically enhanced in vitro diagnostic test chamber Mar. 13, 2007
7189353 Use of spatiotemporal response behavior in sensor arrays to detect analytes in fluids Mar. 13, 2007
7189315 Ion sensor and clinical analyzer using the same Mar. 13, 2007
7189370 Apparatus and methods for high throughput and high-resolution assays Mar. 13, 2007
7189573 Apparatus and method for process monitoring Mar. 13, 2007
7189579 Zero headspace extractor and method for determining partitioning and contaminant release rates of volatile and semi-volatile compounds Mar. 13, 2007
7189592 Manufacturable single-chip hydrogen sensor Mar. 13, 2007
7191037 Method for controlling production process Mar. 13, 2007
7186382 Microchip apparatus Mar. 6, 2007
7186381 Hydrogen gas sensor Mar. 6, 2007
7186379 Continuous real-time measurement of aqueous cyanide Mar. 6, 2007
7179421 Multi-pin chemiresistors for microchemical sensors Feb. 20, 2007
7172730 Thermal sensor Feb. 6, 2007
7167098 Testing equipment for a fire alarm Jan. 23, 2007
7158903 Methods for quantitative analysis by tandem mass spectrometry Jan. 2, 2007
7147945 System for determining a gas composition within a shut down fuel cell power plant and method of operation Dec. 12, 2006
7143630 Gas-measuring device with an electrochemical sensor Dec. 5, 2006
7122152 Spatiotemporal and geometric optimization of sensor arrays for detecting analytes fluids Oct. 17, 2006
7112304 Robust chemiresistor sensor Sep. 26, 2006
7109855 Method and apparatus for monitoring parameters of an easily ignited gas Sep. 19, 2006
7100839 Method of servicing companies associated with a spray device operating under guidelines of a regulatory body Sep. 5, 2006
7097689 Process and system for purifying gases Aug. 29, 2006
7099778 Method for determining diffusivity and molecular weight in a microfluidic device Aug. 29, 2006
7090805 Taste recognition system and recognition method Aug. 15, 2006
7074365 Detector for halogen toxicants and method Jul. 11, 2006
7063302 Sample valve with integral sample shut off function for chromatograph Jun. 20, 2006
7060652 Gas sensor Jun. 13, 2006
7055364 Exhaust volume measurement device Jun. 6, 2006
7056474 Hydrocarbon sensor and collector Jun. 6, 2006
7051569 Systems and methods for calibrating osmolarity measuring devices May. 30, 2006
7041256 Poison resistant combustible gas sensors and method for warning of poisoning May. 9, 2006
7018845 Method for staged oxidation for enhanced nitrogen and sulfur detection Mar. 28, 2006

1 2 3 4 5 6 7

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