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Waters (WAT)

282 patents

Page 10 of 15
Utility
Chromatographic Materials for the Separation of Unsaturated Molecules
28 Jan 21
The present disclosure relates to a method of separating a compound of interest, particularly unsaturated compound(s) of interest, from a mixture.
Darryl W. Brousmiche, Jacob N. Fairchild, Jason F. Hill, Giorgis Isaac, Michael F. Morris, Kevin D. Wyndham
Filed: 10 Jul 20
Utility
Multi-dimensional Chromatographic System for Analyzing Multiple Sample Components
30 Dec 20
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.
Amanda B. Dlugasch, Thomas E. Wheat, Daniel Root, Jean-Michel Plankeele, Isabelle Francois, Edward R. Aig
Filed: 15 Sep 20
Utility
Coatings with Immobilized Affinity Ligands and Enzymes and Use Thereof In Liquid Chromatography Assays
30 Dec 20
A sample preparation device is provided for enriching a component of a sample.
Matthew A. Lauber, Mathew H. DeLano, Beatrice Muriithi, Xiaoxiao Liu, Anna Boardman
Filed: 25 Jun 20
Utility
Aptamer Based Affinity Capture Methods for the Selective Enrichment of Human Immunoglobulin FC Domains
30 Dec 20
A method of capturing human immunoglobulin Fc domains in a biofluid sample is provided.
Xiaoxiao Liu, Matthew A. Lauber
Filed: 25 Jun 20
Utility
Apparatus and Method for Contactless Sampling of Solutions and Interface to Mass Spectrometry
30 Dec 20
A method of mass spectrometry is disclosed comprising focusing electromagnetic radiation into a region of a liquid sample 3 below a surface of the liquid sample so as to generate one or more bubbles 4.
Joseph A. Jarrell, LeRoy B. Martin
Filed: 25 Jun 20
Utility
Flame ionization detection burner assemblies for use in compressible fluid-based chromatography systems
28 Dec 20
Burner assemblies of flame-based detectors are configured to deliver decompressed mobile phase of supercritical fluid chromatography systems to the flame of a flame-based detector while providing for improved optimization of analyte response as well as enhanced flame stability during operation.
Michael O. Fogwill, Joseph D. Michienzi, James P. Murphy
Filed: 7 Jan 19
Utility
System and method for minimization of force variation in a solenoid within a pressurized flow system
28 Dec 20
Exemplary embodiments are directed to systems and methods used to minimize force variation from a solenoid through an operating stroke.
Joshua A. Shreve
Filed: 6 Mar 13
Utility
Techniques for Mass Analysis of Aerosol Particles
16 Dec 20
Techniques and apparatus for forming and analyzing ions of particulate samples.
Joseph A. Jarrell
Filed: 16 Jun 20
Utility
Managing fluidic connections to microfluidic devices
14 Dec 20
A method may include reducing fluid flow between a rotor and a microfluidic device.
Geoff C. Gerhardt, Keith Fadgen, Joseph D. Michienzi, Bernard Bunner
Filed: 10 Apr 19
Utility
Rplc-based Peptide Mapping Chromatographic Performance Using Metal Chelators As Mobile Phase Additives
9 Dec 20
The present technology relates to a method of analyzing a sample including an analyte.
Robert Birdsall, Ying Qing Yu, Jacob Kellett
Filed: 4 Jun 20
Utility
Techniques for Analytical Instrument Performance Diagnostics
9 Dec 20
Techniques and apparatus for diagnostic processes for analytical instruments are described.
John Carneiro, Richard Earle, Aaron Lebeau, Robert J. Dumas, David Lamborghini
Filed: 9 Jun 20
Utility
Chromatographic compositions
7 Dec 20
Provided herein are stationary phase compositions comprising a chromatographic surface of porous or non-porous core material comprising a surface modifier for use in chromatographic separations.
Matthew A. Lauber, Daniel P. Walsh
Filed: 14 Mar 18
Utility
Textured needle for improved piercing performance in liquid chromatography applications
7 Dec 20
A needle for aspirating a sample from a sample source and injecting the sample into a liquid chromatography system, the needle including a needle body having a rough textured surface finish for at least a portion of the needle body, wherein the rough textured surface finish reduces a coefficient of friction of the needle body, is provided.
Scott Kelley, Peter Osswald, Rose Solow, John M. Auclair
Filed: 4 Mar 19
Utility
Method and apparatus for flame ionization detection for chromatography
30 Nov 20
A method for detecting an analyte in a chromatography system includes performing a separation using a mobile phase that includes an organic component.
Michael O. Fogwill, Joseph D. Michienzi, Geoff Gerhardt
Filed: 18 Apr 17
Utility
Rapid authentication using surface desorption ionization and mass spectrometry
23 Nov 20
The present disclosure relates generally to rapid authentication methods using surface desorption ionization and mass spectrometry detection.
Gareth E. Cleland, Kari L. Organtini
Filed: 13 Apr 17
Utility
Method and Apparatus for Minimizing the Chromatographic Band Distortion of a Back Pressure Regulator
18 Nov 20
The technology generally relates to tailoring a back pressure regulator in a chromatographic system to reduce unswept volume within the back pressure regulator to achieve better sample detection and a reduction in chromatographic band distortion effects.
Michael O. Fogwill, Joseph D. Michienzi, Joshua A. Shreve, Scott Kelley, Emily J. Berg
Filed: 12 May 20
Utility
Method and Apparatus for High Pressure Sealing
18 Nov 20
The present technology generally relates to devices, systems and methods for providing robust sealing between surfaces in a pressurized system, such as a chromatography system.
Emily J. Berg, Joshua A. Shreve
Filed: 12 May 20
Utility
Catalytic oxidation of polar modifiers in chromatographic mobile phases
9 Nov 20
The present disclosure relates to an oxidizer, and related methods, for oxidizing polar modifiers in chromatographic mobile phases.
Michael O. Fogwill, Joseph D. Michienzi, James P. Murphy
Filed: 20 Nov 18
Utility
Gas liquid separator and associated methods
2 Nov 20
Exemplary embodiments are directed to a gas liquid separator that includes a chamber for receiving a fluid mixture, a fluid mixture inlet, a solvent outlet, and a gas outlet.
Joshua A. Shreve
Filed: 23 Oct 17
Utility
Acid labile surfactants
2 Nov 20
This invention relates to an acid labile surfactant.
Darryl W. Brousmiche
Filed: 25 Feb 19
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