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Chromatography

Chromatography-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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NEW Weak affinity chromatography
August 17, 2017 - N°20170234893

The present invention provides methods for analyzing a target compound from a biological sample. In one aspect, a method for analyzing a target compound in a biological sample can comprise delivering a biological sample through an affinity column, the affinity column having a binding ligand coupled to a stationary structural support, wherein the affinity column has a high density of ...
NEW Production for recombinant human dnase i
Jcr Pharmaceuticals Co., Ltd.
August 17, 2017 - N°20170233704

Disclosed is a method for production of recombinant human dnase i which is of such high purity as may be directly used as a medical drug. The method includes the steps of; culturing recombinant dnase i-producing mammalian cells, subjecting a culture supernatant to an anion-exchange column chromatography, subjecting to a column chromatography employing as solid phase a material having affinity ...
NEW Method of manufacturing intravenous immunoglobulin from fraction iii
Jcr Pharmaceuticals Co., Ltd.
August 17, 2017 - N°20170233458

The present subject matter is directed to a method of manufacturing purified ivig from fraction iii of plasma, comprising re-constituting a fraction iii paste in a buffer; adjusting the ph and temperature; adding ethanol and then gradually lowering the temperature; centrifuging and filtering the supernatant; ultra-filtrating to remove alcohol; undergoing weak anion exchange chromatography; ultra-filtrating to reach a desired protein ...
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Chromatography Patent Applications
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  • 324+ full patent PDF documents of Chromatography-related inventions.
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In vitro prediction of in vivo half-life
Hoffmann-la Roche Inc.
August 10, 2017 - N°20170227547

Herein is reported a method for determining the presence of antibody-fab-fcrn interaction in an antibody-fc-fcrn complex influencing the in vivo half-life comprising the steps of a) determining the retention time of the antibody on an fcrn affinity chromatography column with a positive linear ph gradient elution in the presence of a first sodium chloride concentration, and b) determining the retention ...
Test apparatus
Shin Corporation
August 10, 2017 - N°20170227536

The test device is provided with a testing means for testing an added extraction solution utilizing immunochromatography or nucleic acid chromatography, an extraction solution container, and a tubular guiding member having an extraction solution inflow port communicating with the extraction container in a sealed manner at one end side and having an extraction solution outflow port at the other end ...
Apparatus and method for coupling tubing to chromatographic column
Thermo Finnigan Llc
August 10, 2017 - N°20170227507

A method for coupling a tubing to a liquid chromatography column comprises: passing an end of the tubing through a coupling apparatus comprising: (i) at least one chamber; (ii) a first spring within the at least one chamber configured to transmit a spring force to the tubing; (iii) a second spring within the at least one chamber; and (iv) a ...
Chromatography Patent Pack
Download 324+ patent application PDFs
Chromatography Patent Applications
Download 324+ Chromatography-related PDFs
For professional research & prior art discovery
inventor
  • 324+ full patent PDF documents of Chromatography-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Method for producing hydrophobic peptide
Anaspec, Inc.
August 10, 2017 - N°20170226159

A method for producing a purified peptide from a supported crude peptide having a support and a first peptide chain bonded to the support at the c-terminus. The method includes: introducing a linker and a hydrophilic unit to an amino group of the first peptide chain of the supported crude peptide; cleaving a bond between the first peptide chain and ...
Solution target for cyclotron production of radiometals
Mayo Foundation For Medical Education And Research
August 03, 2017 - N°20170221594

Methods of producing and isolating 68ga, 89zr, 64cu, 63zn, 86y, 61cu, 99mtc, 45ti, 13n, 52mn, or 44sc and solution targets for use in the methods are disclosed. The methods of producing 68ga, 89zr, 64cu, 63zn, 86y, 61cu, 99mtc, 45ti, 13n, 52mn, or 44sc include irradiating a closed target system with a proton beam. The closed target system can include a ...
Stackable chromatography column modules and flow control blocks
Ge Healthcare Bioprocess R&d Ab
August 03, 2017 - N°20170219541

The invention discloses a flow control block for a stack of chromatography column modules, as well as a stack of chromatography modules comprising at least one flow control block. The flow control block is in a first position or configuration capable of connecting two chromatography column modules, or a chromatography column module and an endpiece, in parallel and in a ...
Sample pre-compression valve for liquid chromatography
Dionex Softron Gmbh
August 03, 2017 - N°20170219539

A sample pre-compression valve for liquid chromatography applications is described. The valve enables a sample pre-compression while the solvent pump continues to conduct solvent to the chromatography column. Furthermore, the sample pre-compression valve includes an inject position, a load position and a pump purge position, in which all connecting grooves of the valve are flushed with liquid. A use of ...
Real-time automatic analysis device for organic contaminant in water
Republic Of Korea (ministry Ofenvironment, National Institute Of Environmental Research)
August 03, 2017 - N°20170219537

The present invention relates to a real-time automatic analysis device for an organic contaminant in water, the device having: an analysis apparatus comprising a solid phase micro-extraction device and a gas chromatography/mass spectrometry analysis device that have been traditionally used; a heating block; a sample bottle; a discharge unit; and a control unit. While using an analysis apparatus, being ...
Separatome-based protein expression and purification platform
University Of Pittsburgh--of The Commonwealth System Of Higher Education
August 03, 2017 - N°20170218422

Provided is a separatome-based recombinant peptide, polypeptide, and protein expression and purification platform based on the juxtaposition of the binding properties of host cell genomic peptides, polypeptides, and proteins with the characteristics and location of the corresponding genes on the host cell chromosome, such as that of e. Coli, yeast, bacillus subtilis or other prokaryotes, insect cells, mammalian cells, etc. ...
Olefin-based polymer
Lg Chem, Ltd.
August 03, 2017 - N°20170218105

The present invention relates to an olefin-based polymer exhibiting a single peak when analyzed by gel permeation chromatography (gpc), and having three elution temperatures te1, te2 and te3 when measuring temperature rising elution fractionation (tref) at a temperature ranging from −20° c. To 120° c. Accordingly, the olefin-based polymer having excellent mechanical strength, and in particular, significantly improved impact ...
Chromatography Patent Pack
Download 324+ patent application PDFs
Chromatography Patent Applications
Download 324+ Chromatography-related PDFs
For professional research & prior art discovery
inventor
  • 324+ full patent PDF documents of Chromatography-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Immobilisation of chelating groups for immobilised metal ion chromatography (imac)
Max-planck-gesellschaft Zur Foerderung Der Wissenschaften E.v.
August 03, 2017 - N°20170218013

The present invention refers to a method for binding a polycarboxylic acid to a solid phase. Further, the invention refers to a solid phase having a polycarboxylic acid immobilized thereto and methods of using the solid phase, e. G. For purifying his-tagged recombinant polypeptides.
Purification of biological products by constrained cohydration chromatography
Agency For Science, Technology And Research
August 03, 2017 - N°20170218011

Materials and methods for use of constrained cohydration agents in the purification of biological materials such as antibodies, viruses, cells, and cellular organelles in connection with convective chromatography, fluidized bed or co-precipitation applications.
Toner, image forming apparatus, image forming method, and process cartridge
Agency For Science, Technology And Research
July 27, 2017 - N°20170212442

A toner, containing: a binder resin; and kaolinite, wherein the toner has a molecular weight distribution having a main peak in a range of 1,000 to 10,000, and a half value width of the main peak is 8,000 to 30,000, where the molecular weight distribution is obtained by gel permeation chromatography (gpc) of thf soluble matter of the toner, and wherein the toner contains ...
Multi-dimensional chromatographic methods for separating n-glycans
Momenta Pharmaceuticals, Inc.
July 27, 2017 - N°20170212129

A multi-dimensional chromatographic method for the separation of n-glycans. The method comprises providing a glycan preparation that includes at least one negatively charged n-glycan. The glycan preparation is then separated by anion-exchange chromatography and at least one secondary chromatographic technique.
Chambered ion reflux system for ion chromatography, apparatus and method of use
Momenta Pharmaceuticals, Inc.
July 27, 2017 - N°20170212087

A chambered ion reflux device for ion chromatography which electrolytically produces an eluent from a water pumped phase, suppresses the eluent and recovers (refluxes) the eluent ions for reuse. In the chambered ion reflux device, the eluent never passes through the electrode chambers. Since the eluent ions are refluxed and the eluent is produced electrolytically, the chambered ion reflux device ...
Methods for determining low sulfate concentrations in synthetic urea samples, produced in a anufacturing process ...
Sabic Global Technologies B.v.
July 27, 2017 - N°20170212086

In one aspect, disclosed herein is a method for determining sulfate concentration in a sample, comprising: a) providing a liquid sample comprising urea and at least one impurity; b) concentrating the liquid sample under conditions effective to reduce the liquid volume; c) forming a dilute sample solution by diluting the concentrated liquid sample of step b) in water; and d) ...
Multi-dimensional chromatography system using at-column dilution
Waters Technologies Corporation
July 27, 2017 - N°20170209812

The present disclosure relates to an enhanced multi-dimensional chromatography system and method using selectable at-column dilution to improve compatibility of the interface and transfer between the multiple dimensions. The use of at-column dilution (“acd”) with multi-dimensional chromatography can provide greater retention of the diverted components on subsequent stationary phases, and increase the sensitivity and peak shape ...
Multi-dimensional chromatographic system for analyzing multiple sample components
Waters Technologies Corporation
July 27, 2017 - N°20170209811

A chromatography system includes a first chromatography column for receiving and separating a flow stream, a plurality of traps configured to trap a plurality of distinct flow segments exiting the first chromatography column during separation of the flow stream, and a second chromatography column operatively associated with the plurality of traps for receiving and separating the distinct flow segments. The ...
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