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Class Information
Number: 204/456
Name: Chemistry: electrical and wave energy > Processes and products > Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere > Gel electrophoresis
Description: Process in which particles or components migrate in an electric field within a continuous medium of a jellylike colloidal solution of liquid in a solid (usually organic).

Sub-classes under this class:

Class Number Class Name Patents
204/468 Electrolyte composition 68
204/469 Gel composition (other than simple agarose or polyacrylamide) 127
204/459 Isoelectric focusing (i.e., using ph variation) 78
204/465 Preparation in unitary apparatus (e.g., preparative, etc.) 38
204/466 Using slab gel 205
204/461 With analysis or detailed detection 172
204/462 With posttreatment of gel to purify or recover a desired component 100
204/457 With programmed, cylic, or time responsive control 47

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8709717 Generation of uniform fragments of nucleic acids using patterned substrates Apr. 29, 2014
8632671 Method for measuring carbon nanotubes taken-up by a plurality of living cells Jan. 21, 2014
8608930 Electro-blotting devices, systems, and kits and methods for their use Dec. 17, 2013
8597513 Microbial fuel cell treatment of fuel process wastewater Dec. 3, 2013
8562802 Transilluminator base and scanner for imaging fluorescent gels, charging devices and portable electrophoresis systems Oct. 22, 2013
8557609 Imaging electrophoresis system Oct. 15, 2013
8535500 Surface acoustic wave sensor device including target biomolecule isolation component Sep. 17, 2013
8512537 Buffers for electrophoresis and use thereof Aug. 20, 2013
8506781 Hydrolysis-resistant polyacrylamide gels Aug. 13, 2013
8480875 Apparatus, compositions and methods for rapid competitive homogeneous assay Jul. 9, 2013
8460529 Degradable polyacrylamide gel Jun. 11, 2013
8445223 Anionic acid-labile surfactants and methods of use May. 21, 2013
8435756 Anionic acid-labile surfactants and methods of use May. 7, 2013
8282800 Hydrolysis-resistant polyacrylamide gels Oct. 9, 2012
8241477 Double chamber tank for horizontal gel electrophoresis Aug. 14, 2012
8232106 Detection methods of proteins on polyacrylamide gels using gel background staining and organic dye compositions for the same Jul. 31, 2012
8192601 Electroblotting cassette with manually releasable electrodes of adjustable spacing Jun. 5, 2012
8123924 Sperm cell separation by electrophoresis Feb. 28, 2012
8114349 Bio-analysis cartridge tracking and protection mechanism Feb. 14, 2012
8110083 Arbitrary and simultaneous control of multiple objects in micro-fluidic systems Feb. 7, 2012
8092665 Expanding cam lock for sealing slab gels in an electrophoresis apparatus Jan. 10, 2012
8034223 Methods and apparatus for low resistance electrophoresis of prior-cast, hydratable separation media Oct. 11, 2011
8007646 Fluorescent detection of proteins in polyacrylamide gels Aug. 30, 2011
7989215 Methods and systems for adding a reagent to an analyte in a gel Aug. 2, 2011
7967966 System for pH-neutral stable electrophoresis gel Jun. 28, 2011
7964077 Automated two-dimensional electrophoresis apparatus and instrument constituting the apparatus Jun. 21, 2011
7901558 Integrated 2D gel electrophoresis method and system Mar. 8, 2011
7901559 Polyacrylamide gel for electrophoresis, polyacrylamide gel electrophoresis method using the same, method of producing the same, and acrylamide compound Mar. 8, 2011
7887774 Methods for selective functionalization and separation of carbon nanotubes Feb. 15, 2011
7846676 Methods and devices for analyte detection Dec. 7, 2010
7838285 Imaging electrophoresis system Nov. 23, 2010
7828949 Biomolecule detection device, mobile phone for biomolecule detection, and biomolecule detection method Nov. 9, 2010
7824532 Apparatus and method for electrophoresis Nov. 2, 2010
7811435 Method for scanning gels and gel folder for use in the method Oct. 12, 2010
7799194 Electrophoretic gels and their manufacture Sep. 21, 2010
7794576 Protein resolution enhancement by using matrix containing DMSO Sep. 14, 2010
7749366 Isolation and cloning of DNA from uncultivated organisms Jul. 6, 2010
7740747 Injection method for microfluidic chips Jun. 22, 2010
7662640 Method for silver staining of biological substances Feb. 16, 2010
7658827 Rapid assembly casting system for slab gels Feb. 9, 2010
7601251 Methods and apparatus for low resistance electrophoresis of prior-cast, hydratable separation media Oct. 13, 2009
7578917 Magnetic locking mechanism for gel electrophoresis device Aug. 25, 2009
7572358 Electrophoresis method and apparatus Aug. 11, 2009
7553622 Process for preparing processed sample liquid solution for electrophoresis Jun. 30, 2009
7517441 Electrophoretic buffer Apr. 14, 2009
7498140 Direct detection of biomolecules in a gel Mar. 3, 2009
7435388 Applicator of a fluid sample on a substrate Oct. 14, 2008
7422670 System for pH-neutral stable electrophoresis gel Sep. 9, 2008
7399394 Electrophoresis device, electrophoresis method using an electrophoresis device and use of the electrophoresis device Jul. 15, 2008
7399395 Method and device for generating microconvections Jul. 15, 2008

1 2 3 4 5 6

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