MAAG PUMP SYSTEMS AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 227
 
  
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 123
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9528515 Gear pump with improved pump inletOct 01, 13Dec 27, 16[F04C]
8500414 Method of controlling a gear pump as well as an application of the methodJun 18, 10Aug 06, 13[F04B, F01C]
8038422 Gear pump with a valve arranged between a suction side and a pressure side of the gear pumpMay 14, 07Oct 18, 11[F04C, F03C, F01C]
5951171 Slide bearing, particularly for a gear pumpSep 30, 97Sep 14, 99[F16C]
5468131 Method for cooling the shaft of a gear pump rotor, a gear pump rotor, and a gear pump comprising such a rotorFeb 17, 95Nov 21, 95[F01C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0322,806 ARRANGEMENT INCLUDING A GEAR PUMPAbandonedJun 18, 10Dec 23, 10[F04C]
6893151 Device for conveying elastomeric media, use of the device, as well as two operating methodsExpiredOct 09, 01May 17, 05[B29B]
6518684 Device having a magnetic clutch and use thereof for a gear pumpExpiredAug 23, 00Feb 11, 03[H02K, H02P]
2002/0153,628 System for delivering elastomeric media, use of the system as well as two operating methodsAbandonedOct 11, 01Oct 24, 02[B29C]
6447256 Gear pump having a multishaft drive and method of operating sameExpiredSep 27, 01Sep 10, 02[H02P, F04B]
6312225 Gear pump having a multishaft drive and method of operating sameExpiredAug 25, 99Nov 06, 01[H02P, F04B]
6283734 Gear pump and a method for positioning a gear pump shaftExpiredDec 23, 98Sep 04, 01[F04C]
6280164 Method and apparatus for temperature stabilization in gear pumpsExpiredNov 09, 98Aug 28, 01[F03C]
6123531 Bearing arrangement for a pump shaft of a pump for delivering media of different viscositiesExpiredMar 04, 98Sep 26, 00[F04C]
5988986 Method and device for monitoring system units based on transmission of lumped characteristic numbersExpiredSep 29, 97Nov 23, 99[F04B]
5924854 Gear pump channel arrangement for tempering mediaExpiredFeb 05, 97Jul 20, 99[F16C, F04C]
5913608 Slide bearing for a shaftExpiredJul 17, 97Jun 22, 99[F16C]
5772417 Gear pump for conveying viscous fluid media and method of making sameExpiredSep 03, 96Jun 30, 98[F04C]
5549462 Gear pump and its usesExpiredOct 25, 93Aug 27, 96[F01C]
5547356 Gear pump and method of using sameExpiredApr 07, 95Aug 20, 96[F01C]
5494425 Process and arrangement including a gear pump for handling thermoplastic liquified materialExpiredOct 27, 93Feb 27, 96[F01C]
5462420 Gear pumpExpiredDec 15, 93Oct 31, 95[F01C]
5253988 Gear pumpExpiredFeb 27, 92Oct 19, 93[F04C]
4725211 Gear pumpsExpiredDec 18, 85Feb 16, 88[F04C]
4648816 Gear pump with retaining rings for the end bushesExpiredFeb 28, 83Mar 10, 87[F04C]

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