WATERS INVESTMENTS LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 5201
 
  
 
B01D SEPARATION 3131
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3125
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 145
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7958774 Device and method for sample preparationJun 02, 06Jun 14, 11[G01N]
7888637 Sample preparation plate for mass spectrometryJul 27, 07Feb 15, 11[H01J]
7594429 System and method for improved optical measurements during rheometric measurementsNov 22, 06Sep 29, 09[G01N]
7566167 System and method for a thermogravimetric analyzer having improved dynamic weight baselineFeb 04, 08Jul 28, 09[G01K, G01N]
7504076 Apparatus and methods for performing parallel processesNov 29, 05Mar 17, 09[B01J]
7418352 Method of using data binning in the analysis of chromatography/spectrometry dataJun 30, 06Aug 26, 08[G06F]
7399410 Chromatographic column and methods for controlling sorbent densityMar 04, 05Jul 15, 08[B01D]
7396469 Backflow prevention for high pressure gradient systemsAug 04, 04Jul 08, 08[B01D]
7306365 Differential scanning calorimeter accounting for heat leakageApr 10, 06Dec 11, 07[G01N]
7087897 Mass spectrometerMar 10, 04Aug 08, 06[H01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0150,024 Semiconductor Device and Method of Manufacturing a Semiconductor DeviceAbandonedFeb 10, 05Jun 26, 08[H01L]
2008/0111,071 Mass SpectrometerAbandonedOct 22, 07May 15, 08[H01J]
2007/0208,800 Generic electronic laboratory notebookAbandonedSep 29, 06Sep 06, 07[H04L, G06F, G06K]
2007/0048,787 Multi-analyte affinity columnAbandonedNov 18, 05Mar 01, 07[C12M, G01N]
2006/0157,648 Methods, compositions and devices for performing ionization desorption on silicon derivativesAbandonedNov 29, 05Jul 20, 06[H01J]
2006/0141,542 Alpha-amylase assay and uses thereofAbandonedAug 18, 03Jun 29, 06[G01N]
2006/0032,801 Pool cleaning apparatusAbandonedAug 16, 04Feb 16, 06[E04H]
2006/0016,984 Sample preparation plate for mass spectrometryAbandonedAug 10, 05Jan 26, 06[H01J]
6971262 System and method for rheological characterization of granular materialsExpiredJun 25, 04Dec 06, 05[G01N]
2004/0142,384 Magnetic separatorAbandonedJan 16, 03Jul 22, 04[G01N]
2001/0033,931 Porous inorganic/organic hybrid particles for chromatographic separations and process for its preparationAbandonedMay 14, 01Oct 25, 01[B05D, B32B]
5908297 Dental vacuum system with foot-actuated valveExpiredApr 01, 97Jun 01, 99[A61C]
5233226 Ignition system for gasoline powered boatsExpiredMar 11, 91Aug 03, 93[B63J, B60L]
5142142 Portable device for detecting short duration energy pulsesExpiredSep 15, 89Aug 25, 92[H01J, H03K]
4931640 Mass spectrometer with reduced static electric fieldExpiredMay 19, 89Jun 05, 90[H01J]

Top Inventors for This Owner

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