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Waters (WAT)

273 patents

Page 2 of 14
Utility
Size Exclusion Chromatography Utilizing Low Concentration Amino Acids In Size Exclusion Chromatography Mobile Phase
17 Mar 22
The present disclosure is directed to methods for performing size exclusion chromatography.
Andrew Wyatt Schmudlach, Susan Rzewuski, Matthew A. Lauber, Yeliz Tunc Sarisozen, Nicole L. Lawrence, Darryl W. Brousmiche
Filed: 16 Sep 21
Utility
Techniques for System Suitability Testing of Inert Liquid Chromatography Systems and Columns
17 Mar 22
The present disclosure is directed to methods of characterizing a system containing a chromatographic column.
Amit Patel, Moon Chul Jung, Susan Rzewuski, Thomas H. Walter, Matthew A. Lauber, Kevin Wyndham, Mathew DeLano, Jennifer Simeone
Filed: 10 Sep 21
Utility
Methods for the Evaluation of System Inertness
17 Mar 22
The present disclosure is directed to methods for evaluating system inertness, such as the inertness of a LC or other fluidic system.
Amit Patel, Moon Chul Jung, Susan Rzewuski, Thomas H. Walter, Matthew A. Lauber, Kevin Wyndham, Mathew DeLano, Jennifer Simeone
Filed: 10 Sep 21
Utility
Techniques for thermally insulating a liquid chromatographic column
15 Mar 22
An apparatus for performing liquid chromatography includes a chromatography column, and an insulating member surrounding the chromatography column wherein the insulating member is formed from a vacuum chamber surrounding the chromatography column.
Edouard S. P. Bouvier, Pamela C. Iraneta, Joseph A. Luongo, Joseph A. Jarrell
Filed: 13 Sep 19
Utility
Reconfigurable fluidic manifold for a liquid chromatography system
15 Mar 22
Described is a fluidic manifold that includes a block formed of multiple layers each bonded to at least one adjacent layer at a layer interface.
Jeffrey Musacchio, Keith Fadgen, Joseph D. Michienzi, Stanislaw Koziol
Filed: 20 Aug 19
Utility
Multidimensional Chromatography Method for Analysis of Antibody-drug Conjugates
10 Mar 22
The present disclosure relates to a sensitive, multidimensional chromatography method for extraction, detection, and quantification of non-conjugated cytotoxic agents and associated linker molecules used in cysteine based antibody-drug-conjugate production.
Robert Birdsall
Filed: 24 Sep 21
Utility
Thermogravimetric analysis components
8 Mar 22
Described is a convection reducer.
Cornelia Will
Filed: 9 Dec 19
Utility
Systems and methods for refractive index detection
8 Mar 22
The invention provides differential refractive index detectors and methods for the use of differential refractive index detectors.
Anthony C. Jeannotte, Mark Basile, Senthil Bala, Colin Fredette
Filed: 13 Apr 18
Utility
Multiple Sample Differential Scanning Calorimeter
3 Mar 22
A heat flow rate measurement method for use with a differential scanning calorimeter sensor is provided.
Robert L. Danley
Filed: 10 Nov 21
Utility
Hybrid Calorimeter Cell
3 Mar 22
A calorimeter and method is also provided, including a sample cell, a reference cell, a thermostat in thermal communication with the sample cell and the reference cell, a first conductive wire, the first conductive wire having a first end connected to the thermostat and a second end connected to the sample cell, and a second conductive wire, the second conductive wire having a first end connected to the thermostat and a second end connected to the reference cell.
Donald J. Russell, Anthony E. Arnerich, David Serrell
Filed: 9 Nov 21
Utility
Pressure Transducer, System and Method
3 Mar 22
Disclosed is a pressure transducer including a body made of a material having a first coefficient of thermal expansion, a fluidic inlet and a fluidic cavity enclosed by the body in fluidic communication with the fluidic inlet.
Gary W. Bertone, Taylor J. Castagna, Robert J. Dumas
Filed: 9 Nov 21
Utility
Dual Delivery Needle Wash System
17 Feb 22
Described herein are systems and methods used for washing needle assemblies with multiple needles.
Rose Solow, David A. Simpson, Colin F. Fredette, Marc E. Lemelin, Joshua A. Burnett
Filed: 16 Aug 21
Utility
Solvent reservoir filters, systems and methods
8 Feb 22
A solvent reservoir filter for a liquid chromatograph system includes a first screen extending in a first plane, the first screen configured to filter solvent received through the first screen, a second screen extending in a second plane that is parallel to the first plane, the second screen configured to filter solvent received through the second screen, a main body extending between and connecting the first screen and the second screen, and a fluid outlet configured to expel solvent filtered by the first and second screens from the solvent reservoir filter.
Mark W. Moeller, William B. Clark
Filed: 24 Jun 19
Utility
Continuously variable output liquid chromatography pump drive
8 Feb 22
A liquid chromatography solvent pump includes at least one motor, a first piston, a second piston, and a continuously variable output drive system coupling the at least one motor to at least one of the first and second pistons.
Jeffrey Musacchio, Michael Eggertson, Joseph Michienzi
Filed: 17 Sep 19
Utility
Device for Solid Phase Extraction and Method for Use Thereof
3 Feb 22
Disclosed is a device for a solid phase extraction comprising two or more of the sorbents to remove phospholipids and salts from a sample, to thereby eliminate matrix effects during mass spectrometry analysis.
Pamela C. Iraneta, Xin Zhang, Frank John Marszalkowski, JR.
Filed: 13 Oct 21
Utility
Materials for Hydrophilic Interaction Chromatography and Processes for Preparation and Use Thereof for Analysis of Glycoproteins and Glycopeptides
3 Feb 22
The invention relates to poly-amide bonded hydrophilic interaction chromatography (HILIC) stationary phases and novel HILIC methods for use in the characterization of large biological molecules modified with polar groups, known to those skilled in the art as glycans.
Matthew A. Lauber, Stephan M. Koza, Pamela C. Iraneta, Kevin D. Wyndham
Filed: 8 Jul 21
Utility
Chromatographic compositions
1 Feb 22
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: 26 Oct 20
Utility
Convectively controlled adiabatic column chamber for use in chromatographic systems
1 Feb 22
A column-conditioning enclosure includes a column chamber adapted to hold one or more chromatography separation columns.
Joshua A. Shreve, Kurt D. Joudrey
Filed: 10 Apr 15
Utility
Metabolic pathway and metabolite identification
1 Feb 22
The present disclosure relates to methods and apparatus for identifying metabolic pathways and metabolites in complex biological samples.
Giuseppe Astarita
Filed: 26 May 16
Utility
Haptic Feedback for Configuring Materials Testing Systems
27 Jan 22
Disclosed is a material testing system that includes an output shaft configured to be moved by operation of a motor, the output shaft coupleable to a test specimen such that movement of the output shaft imparts a mechanical force on the test specimen.
David L. Dingmann
Filed: 24 Jun 21
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