BÜCHI LABORTECHNIK AG

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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 11195
 
  
 
B01D SEPARATION 5129
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 118
 
  
 
C22C ALLOYS 171
 
  
 
F15D FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS 110
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
2304 VENTILATION AND AIR-CONDITIONING EQUIPMENT133

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0010,243 MULTIPLE COLUMN CHROMATOGRAPHIC SYSTEM AND METHODS OF USEFeb 11, 15Jan 12, 17[G01N, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9322813 Methods and apparatus for analyzing samples and collecting sample fractionsNov 19, 12Apr 26, 16[G01N, C22C, B01D]
D748232 Rotary evaporatorDec 16, 13Jan 26, 16[2304]
9133833 Methods and apparatus for moving aliquot samples of fluidDec 04, 09Sep 15, 15[G01N, F04B, F15D]
9086422 Chromatography systems and system componentsDec 10, 09Jul 21, 15[G01N, B01D]
8681330 Evaporative light scattering detectorFeb 27, 07Mar 25, 14[F16L, G01N]
8314934 Methods and apparatus for analyzing samples and collecting sample fractionsDec 03, 10Nov 20, 12[G01N]
8305581 Methods and apparatus for analyzing samples and collecting sample fractionsDec 03, 10Nov 06, 12[G01N]
8305582 Methods and apparatus for analyzing samples and collecting sample fractionsDec 03, 10Nov 06, 12[G01N]
8115930 Methods and apparatus for analyzing samples and collecting sample fractionsDec 04, 08Feb 14, 12[G01N]
6480795 Automatic calibration methodJan 18, 01Nov 12, 02[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0069,846 Methods and Apparatus for Analyzing Samples and Collecting Sample FractionsAbandonedNov 18, 15Mar 10, 16[G01N]
2015/0268,202 Pump Priming SystemsAbandonedOct 25, 13Sep 24, 15[G01N, F04B, B01D]
2012/0166,098 Methods for Optimizing Gradients in Liquid Chromatography SystemsAbandonedJan 26, 11Jun 28, 12[G01N, G06F, G06G]
2011/0302,994 Components Suitable for Use in Devices Such as an Evaporative Light Scattering DetectorAbandonedDec 10, 09Dec 15, 11[G01N]
2009/0120,590 Heating System, Heating and Laminarizing Method, Electrostatic Precipitator, Spray Dryer, Detaching Device and Method for Detaching ParticlesAbandonedOct 30, 08May 14, 09[B03C, H05B, B01D]
6896011 Device and process for filling a column with a filler materialExpiredJan 24, 03May 24, 05[B65B]
6709025 Vapor lead-through system for a rotary evaporator, and a rotary evaporatorExpiredFeb 15, 01Mar 23, 04[F16L]
2002/0089,667 Spectrometer with automatic referencingAbandonedJan 04, 02Jul 11, 02[G01J]
5665602 Method for the determination of the fat content of samples, preferably organic samplesExpiredNov 09, 95Sep 09, 97[G01N]
5536374 Evaporator flask for a rotary evaporatorExpiredJan 19, 94Jul 16, 96[B01D]

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