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Class Information
Number: 436/73
Name: Chemistry: analytical and immunological testing > Metal or metal containing
Description: Processes or compositions in which the species sought is a metal or metal containing compound or composition.


Sub-classes under this class:

Class Number Class Name Patents
436/80 Cu, ag, au 150
436/79 Li, na, k, rb, cs, fr, be, mg, ca, sr, ba, ra 292
436/84 Mn, te, re, fe, ru, os, co, rh, ir, ni, pd, pt 201
436/76 Organometallic compound determined 37
436/75 Oxide or gas content of metal (e.g., determination of dissolved gases, etc.) 30
436/78 Presence of a component of steel 14
436/74 Present in biological fluids (e.g., blood, urine, etc.) 299
436/83 Ti, zr, hf, va, nb, ta, cr, mo, w 89
436/81 Zn, cd, hg, sc, y, or actinides, or lanthanides 164


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

Patent Number Title Of Patent Date Issued
7615377 Fluorescein-based metal sensors Nov. 10, 2009
7604997 Wipes and methods for removal of metal contamination from surfaces Oct. 20, 2009
7560284 Fine particles containing rare earth element and fluorescent probe using the same Jul. 14, 2009
7531134 Method and apparatus for automated analysis and characterization of chemical constituents of process solutions May. 12, 2009
7521249 Method and composition for the preparation of a sample for analysis Apr. 21, 2009
7517690 Cell lysis method using free radical Apr. 14, 2009
7507583 Analysis of large soil samples for actinides Mar. 24, 2009
7491545 Excitation ratiometric fluoroscent biosensor for zinc ion at picomolar levels Feb. 17, 2009
7473558 Marker useful for detection and measurement of free radical damage and method Jan. 6, 2009
7452728 Metal ion separation from aqueous solutions using photoswitchable ionophores Nov. 18, 2008
7449337 Lytic reagent and method for leukocytes differential in whole blood Nov. 11, 2008
7445908 Detection of oxidizing agents in urine Nov. 4, 2008
7439070 Waste material handling, sampling and metal content value calculation Oct. 21, 2008
7435597 Assays for zero-valent transition metals in sedimentary rocks using carbon monoxide with application to oil and gas exploration Oct. 14, 2008
7416699 Carbon nanotube devices Aug. 26, 2008
7399639 Sensors, and methods of making and using the same Jul. 15, 2008
7393693 Methods and procedures for stabilization and performance optimization of multi-layer sol-gel chemical and biochemical sensors Jul. 1, 2008
7384789 Divalent metal ion sensors and binders Jun. 10, 2008
7378281 Process to measure PPB levels of dissolved copper in jet fuels and other non-aqueous fluids using a colorimetric process May. 27, 2008
7354553 Method and apparatus for detecting the presence of elemental mercury in a gas sample Apr. 8, 2008
7354733 Method for sorting and separating living cells Apr. 8, 2008
7344768 Active energy ray curable composition for coating optical disk and optical disk Mar. 18, 2008
7341771 Active energy ray curable composition for coating optical disk and optical disk Mar. 11, 2008
7312083 Control value assignment method Dec. 25, 2007
7297547 Analysis of metals in acidic solutions Nov. 20, 2007
7288414 Use of phosphonazo III for the measurement of calcium, magnesium and sodium in analytical samples Oct. 30, 2007
7285419 Analysis of mercury containing samples Oct. 23, 2007
7273588 Methods of sampling halosilanes for metal analytes Sep. 25, 2007
7267990 Chelation of charged and uncharged molecules with porphyrin-based compounds Sep. 11, 2007
7265213 Methodology of conjugating chelators to biomolecules Sep. 4, 2007
7247489 Ion-detecting microspheres and methods of use thereof Jul. 24, 2007
7241623 Lithium detection in liquid biological samples and reagents therefor Jul. 10, 2007
7229833 Method and a device for measuring, by photo-spectrometry, the concentration of harmful gases in the fumes through a heat-producing plant Jun. 12, 2007
7226563 Ion-detecting sensors comprising plasticizer-free copolymers Jun. 5, 2007
7220383 Method and instrument for automated analysis of fluid-based processing systems May. 22, 2007
7220809 Optical material containing fluorine-containing polymer having functional group May. 22, 2007
7214538 Device and method for the determination of lithium ion concentration in a biological fluid May. 8, 2007
7211635 Optical material containing curable fluorine-containing polymer May. 1, 2007
7208121 Plasticizer-free-ion-detective sensors Apr. 24, 2007
7205153 Analytical reagent for acid copper sulfate solutions Apr. 17, 2007
7201876 Ion-detecting sensors comprising plasticizer-free copolymers Apr. 10, 2007
7202090 Hardness measurement reagent Apr. 10, 2007
7198955 Method and apparatus for measurement of blood substitutes Apr. 3, 2007
7195924 Method for immobilizing a biomolecule on a solid substrate at a high density by using the substrate having an activated carboxyl group on a surface thereof and microarray produced using the me Mar. 27, 2007
7192778 Surface enhanced spectroscopy-active composite nanoparticles Mar. 20, 2007
7169359 Bioequivalence test for iron-containing formulations Jan. 30, 2007
7166470 Formation of combinatorial arrays of materials using solution-based methodologies Jan. 23, 2007
7150997 Multiplexed active biologic array Dec. 19, 2006
7144735 Electrodialysis method and apparatus for trace metal analysis Dec. 5, 2006
7144736 Method and apparatus for continuous fractional analysis of metallic mercury and water-soluble mercury in a gas Dec. 5, 2006

1 2 3 4 5 6 7


 
 
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