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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US420703420 Abr 197810 Jun 1980Pump without motoric drive
US44274701 Sep 198124 Ene 1984University of UtahVacuum molding technique for manufacturing a ventricular assist device
US447342316 Sep 198325 Sep 1984University of UtahArtificial heart valve made by vacuum forming technique
US447976028 Dic 198230 Oct 1984Baxter Travenol Laboratories, Inc.Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to applied pressures
US447976128 Dic 198230 Oct 1984Baxter Travenol Laboratories, Inc.Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to externally applied pressures
US447976228 Dic 198230 Oct 1984Baxter Travenol Laboratories, Inc.Prepackaged fluid processing module having pump and valve elements operable in response to applied pressures
US448977928 Feb 198325 Dic 1984Quantitative Environmental Decisions CorporationFluid sampling apparatus
US458506019 Nov 198429 Abr 1986Q.E.D. Environmental Systems, Inc.Fluid sampling apparatus
US498310214 Oct 19888 Ene 1991Self-enclosed filter pumping system
US50662824 May 198919 Nov 1991Leocor, Inc.Positive displacement piston driven blood pump
US508851515 May 199018 Feb 1992Valve system with removable fluid interface
US53205047 Dic 199214 Jun 1994Humanteknik ABFlap valve arrangement
US535803729 Mar 199325 Oct 1994QED Environmental Systems, Inc.Float operated pneumatic pump
US53580383 Sep 199325 Oct 1994QED Environmental Systems, Inc.Float operated pneumatic pump
US549589019 Oct 19945 Mar 1996QED Environmental Systems, Inc.Float operated pneumatic pump
US554915724 Oct 199427 Ago 1996QED Enviromental Systems, Inc.Electronic counter with pump-mounted sensor for cycle indication
US569993429 Ene 199623 Dic 1997Universal Instruments CorporationDispenser and method for dispensing viscous fluids
US57280692 Feb 199617 Mar 1998Dideco S.p.A.Device for the pulsed pumping of liquids, particularly blood
US603954629 Sep 199721 Mar 2000QED Environmental Systems, Inc.Float operated pneumatic pump to separate hydrocarbon from water
US70292456 May 200318 Abr 2006Sorin Group Italia S.r.l.Blood pumping unit, with a coplanar disk inlet valve and an annular outlet valve
US819723518 Feb 200912 Jun 2012Infusion pump with integrated permanent magnet
USRE347549 May 198811 Oct 1994QED Environmental Systems, Inc.Fluid sampling apparatus