WORLD HEART CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 9145
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 755
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 3237
 
  
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 3104
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 225
 
  
 
G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS 264
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0143,141 CONFORMAL CANNULA DEVICE AND RELATED METHODSAug 03, 11Jun 07, 12[A61M]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9775936 Blood pump with separate mixed-flow and axial-flow impeller stages, components therefor and related methodsOct 18, 11Oct 03, 17[F04D, A61M]
9104977 Systems and methods for predicting characteristics of an artificial heart using an artificial neural networkSep 09, 14Aug 11, 15[G06N, G06F]
8880450 Systems and methods for predicting characteristics of an artificial heart using an artificial neural networkMay 26, 11Nov 04, 14[G06N, G06F]
8706431 Direct sequence spread spectrum predictive cable and component failure technologyJun 22, 10Apr 22, 14[G01R]
8382830 Implantable VAD with replaceable percutaneous cableJun 06, 08Feb 26, 13[A61M]
8292908 Endoscopic cannulation apparatus and methodFeb 20, 03Oct 23, 12[A61B, A61M]
8241309 Cannulation apparatus and methodJun 28, 02Aug 14, 12[A61B]
7578782 Methods and systems for determining a viscosity of a fluidMay 26, 05Aug 25, 09[A61N]
7462019 Implantable centrifugal blood pump with hybrid magnetic bearingsApr 22, 99Dec 09, 08[F04B]
7338521 Low profile inlet for an implantable blood pumpJun 13, 02Mar 04, 08[A61M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0251,502 Method and Apparatus for Sensing of Levitated Rotor PositionAbandonedMar 11, 13Sep 26, 13[F04D]
2012/0134,832 BLOOD PUMP WITH SPLITTER IMPELLER BLADES AND SPLITTER STATOR VANES AND RELATED METHODSAbandonedOct 18, 11May 31, 12[F04D]
2003/0023,131 Apparatus and method for reducing heart pump backflowAbandonedJun 05, 02Jan 30, 03[A61N]
6346071 Inflow conduit assembly for a ventricular assist deviceExpiredJul 16, 99Feb 12, 02[A61M]
6290639 Conduit for a mechanical circulatory deviceExpiredJul 16, 99Sep 18, 01[A61M]
6270831 Method and apparatus for providing a conductive, amorphous non-stick coatingExpiredApr 30, 98Aug 07, 01[A61L]
6102845 Ventricular assist device with minimal blood contacting surfacesExpiredFeb 07, 94Aug 15, 00[A61M]
5810708 Ventricular assist conduit with externally supported tissue valveExpiredJun 06, 95Sep 22, 98[A61F, A61M]
5153496 Cell monitor and control unit for multicell batteryExpiredSep 27, 90Oct 06, 92[H02J]
5012176 Apparatus and method for calorimetrically determining battery charge stateExpiredApr 03, 90Apr 30, 91[H02J, G01N]
4756302 Blood pumping system and methodExpiredNov 20, 86Jul 12, 88[A61B]
4665896 Power supply for body implant and method of useExpiredJul 22, 85May 19, 87[A61F]
4666443 Biventricular circulatory assist system and methodExpiredApr 18, 86May 19, 87[A61F]
4581018 Implantable infusion deviceExpiredNov 23, 83Apr 08, 86[A61M]
4565497 Pump actuatorExpiredDec 11, 84Jan 21, 86[H02K, A61F, F04B]
4557673 Implantable pumpExpiredOct 17, 84Dec 10, 85[F04B, F01B, F16J]
4552816 Process for producing rubber laminatesExpiredOct 30, 84Nov 12, 85[B32B]
4519043 Solenoid activated closure deviceExpiredJul 20, 82May 21, 85[A61F, G01B]
4488099 Real time servo control apparatus and methodExpiredDec 03, 82Dec 11, 84[H02P]

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