Micropump, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 1448
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 247
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 245
 
  
 
B23H WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL 120
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
  
 
F16H GEARING199

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8876498 Pumps and pump-heads with separately removable field-serviceable portionNov 22, 11Nov 04, 14[F04B, F04C]
8734139 Pumps and pump heads comprising volume-compensation featureJun 30, 11May 27, 14[F04B, F01B]
8323008 Pumps and pump-heads comprising internal pressure-absorbing memberAug 29, 08Dec 04, 12[F04B]
8186055 Methods for manufacturing pump-heads having a desired internal clearance for rotary memberAug 29, 08May 29, 12[B23P, F04B]
7798783 Magnetically driven valveless piston pumpsApr 06, 06Sep 21, 10[H02K, F04B]
7267532 Offset-drive magnetically driven gear-pump heads and gear pumps comprising sameDec 28, 04Sep 11, 07[F04B]
6551070 Devices and methods for noise suppression in pumpsAug 22, 01Apr 22, 03[F04B]
6540486 Fluid dispensersAug 02, 01Apr 01, 03[F09B]
6398513 Fluid dispensersSep 20, 00Jun 04, 02[F04B]
6109878 System and a method for velocity modulation for pulseless operation of a pumpApr 13, 98Aug 29, 00[F04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0161,651 COMPACT INTEGRATED-DRIVE PUMPSAbandonedMar 15, 13Jun 12, 14[F04B]
2012/0211,093 PUMP ASSEMBLIES WITH FREEZE-PREVENTIVE HEATINGAbandonedFeb 22, 12Aug 23, 12[F16K, F04B, F01C]
2011/0293,450 PUMP MAGNET HOUSING WITH INTEGRATED SENSOR ELEMENTAbandonedJun 01, 11Dec 01, 11[F04B]
2008/0085,200 Peristaltic PumpAbandonedSep 02, 05Apr 10, 08[F04B]
2007/0148,010 Peristaltic pumpAbandonedJun 25, 04Jun 28, 07[F04B]
2007/0071,616 Segmented driven-magnet assemblies for pumps, and pumps comprising sameAbandonedMar 14, 06Mar 29, 07[F04B]
6033193 Single seal gear pumpExpiredMay 27, 98Mar 07, 00[F04B, F04C]
5670852 Pump motor and motor controlExpiredMar 22, 95Sep 23, 97[H02P]
5413566 Line clampExpiredMar 16, 93May 09, 95[A61M]
5303559 Method and apparatus for refrigerant recoveryExpiredApr 02, 93Apr 19, 94[F25B]
5235821 Method and apparatus for refrigerant recoveryExpiredDec 31, 92Aug 17, 93[F25B]
5096390 Pump assembly with integral electronically commutated drive systemExpiredOct 16, 90Mar 17, 92[F04B]
4414523 Encapsulated magnet for magnetic driveExpiredSep 04, 81Nov 08, 83[H01F]
D258961 Manifold for magnetic drive pumpExpiredDec 11, 78Apr 21, 81[D150]

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