Assignee
CUNO INC
US·110 granted patents·2 pending applications·7,142 citations·filing 1983–2005
Top patents by PatentIndex Score
112 records- 0198US6458269B1Keyed filter assemblyCUNO INC·Filed 2000·Granted Oct 1, 2002·246 cites·25 claims
- 0297US5919360AAdditive dispensing apparatusCUNO INC·Filed 1997·Granted Jul 6, 1999·120 cites·26 claims
- 0397US4948505AQuick-change filter cartridge and head thereforCUNO INC·Filed 1989·Granted Aug 14, 1990·157 cites·6 claims
- 0497US4915831AFilter assembly featuring displaceable filter head plunger for locking into filter cartridge detentCUNO INC·Filed 1989·Granted Apr 10, 1990·289 cites·33 claims
- 0597US4806240AAdapter and cartridge assemblyCUNO INC·Filed 1987·Granted Feb 21, 1989·166 cites·8 claims
- 0697US4801375AWater vending systemCUNO INC·Filed 1987·Granted Jan 31, 1989·155 cites·26 claims
- 0797US4724207AModified siliceous chromatographic supportsCUNO INC·Filed 1984·Granted Feb 9, 1988·197 cites·36 claims
- 0897US4707265AReinforced microporous membraneCUNO INC·Filed 1985·Granted Nov 17, 1987·175 cites·8 claims
- 0996US4888115ACross-flow filtrationCUNO INC·Filed 1983·Granted Dec 19, 1989·135 cites·33 claims
- 1096US4877521AQuick-change filter cartridge and head thereforCUNO INC·Filed 1988·Granted Oct 31, 1989·184 cites·14 claims
- 1195US6949189B2Keyed filter assemblyCUNO INC·Filed 2003·Granted Sep 27, 2005·96 cites·13 claims
- 1295US6325929B1Replacement filter cartridge for water filtering systemCUNO INC·Filed 2000·Granted Dec 4, 2001·103 cites·14 claims
- 1395US5059654AAffinity matrices of modified polysaccharide supportsCUNO INC·Filed 1989·Granted Oct 22, 1991·489 cites·28 claims
- 1495US4915839AProcess for surface modifying a microporous membraneCUNO INC·Filed 1988·Granted Apr 10, 1990·103 cites·19 claims
- 1595US4859340AFilter sheetCUNO INC·Filed 1988·Granted Aug 22, 1989·87 cites·9 claims
- 1694US6513666B2Reinforced, three zone microporous membraneCUNO INC·Filed 2001·Granted Feb 4, 2003·81 cites·59 claims
- 1794US6413070B1System for manufacturing reinforced three-zone microporous membraneCUNO INC·Filed 2000·Granted Jul 2, 2002·119 cites·43 claims
- 1893US6776940B2Process for making a three-zone microporous membraneCUNO INC·Filed 2001·Granted Aug 17, 2004·75 cites·21 claims
- 1993US6264044B1Reinforced, three zone microporous membraneCUNO INC·Filed 1998·Granted Jul 24, 2001·115 cites·75 claims
- 2093US6056529ASystems for producing a plurality of different microporous phase inversion membrane each having any one of a plurality of different pore sizes from a single master dope batchCUNO INC·Filed 1998·Granted May 2, 2000·104 cites·44 claims
- 2193US5928588APorous filter structure and process for the manufacture thereofCUNO INC·Filed 1997·Granted Jul 27, 1999·126 cites·31 claims
- 2293US5882517APorous structuresCUNO INC·Filed 1996·Granted Mar 16, 1999·106 cites·121 claims
- 2393US5019601AElastomeric composition containing therapeutic agents and articles manufactured therefromCUNO INC·Filed 1989·Granted May 28, 1991·113 cites·6 claims
- 2492US4929354AFilter element having microporous membraneCUNO INC·Filed 1989·Granted May 29, 1990·80 cites·18 claims
- 2591US6315130B1Pleated filter elementCUNO INC·Filed 2000·Granted Nov 13, 2001·106 cites·28 claims
- 2691US6139739AComposite filter elementCUNO INC·Filed 1999·Granted Oct 31, 2000·60 cites·28 claims
- 2791US4981591ACationic charge modified filter mediaCUNO INC·Filed 1989·Granted Jan 1, 1991·70 cites·29 claims
- 2891US4791063APolyionene transformed modified polysaccharide supportsCUNO INC·Filed 1985·Granted Dec 13, 1988·58 cites·55 claims
- 2990US6464084B2Edge seal for filter cartridgeCUNO INC·Filed 2001·Granted Oct 15, 2002·54 cites·14 claims
- 3090US6391200B2Filter and method of filtering a fluidCUNO INC·Filed 1999·Granted May 21, 2002·92 cites·42 claims
- 3189US6800200B2Dual-flow filter cartridgeCUNO INC·Filed 2002·Granted Oct 5, 2004·33 cites·30 claims
- 3289US5151180ARadial and axial flow stage filter deviceCUNO INC·Filed 1990·Granted Sep 29, 1992·82 cites·11 claims
- 3389US5045210AHeavy metal removal processCUNO INC·Filed 1989·Granted Sep 3, 1991·56 cites·11 claims
- 3489US4769052ACompact filter assemblyCUNO INC·Filed 1986·Granted Sep 6, 1988·104 cites·8 claims
- 3589US4639513AIntravenously injectable immunoglobulin G (IGG) and method for producing sameCUNO INC·Filed 1984·Granted Jan 27, 1987·94 cites·35 claims
- 3687US6953526B1Filter assemblyCUNO INC·Filed 2000·Granted Oct 11, 2005·37 cites·7 claims
- 3787US6712966B1Graded particle-size retention filter medium for cell-type filter unitCUNO INC·Filed 2000·Granted Mar 30, 2004·49 cites·4 claims
- 3887US6706184B2Unsupported multizone microporous membraneCUNO INC·Filed 2001·Granted Mar 16, 2004·38 cites·75 claims
- 3987US5399264ACompressible differential pressure energized seals for filter elements and the likeCUNO INC·Filed 1993·Granted Mar 21, 1995·72 cites·32 claims
- 4087US5126043ARadial and axial flow filter deviceCUNO INC·Filed 1989·Granted Jun 30, 1992·59 cites·11 claims
- 4187US4743373AChromatography columnCUNO INC·Filed 1986·Granted May 10, 1988·75 cites·50 claims
- 4287US4687820AModified polypeptide supportsCUNO INC·Filed 1986·Granted Aug 18, 1987·52 cites·5 claims
- 4387US4645567AFilter media and method of making sameCUNO INC·Filed 1985·Granted Feb 24, 1987·50 cites·5 claims
- 4486US6736971B2Pre-metered, unsupported multilayer microporous membraneCUNO INC·Filed 2002·Granted May 18, 2004·40 cites·74 claims
- 4586US6267916B1Process of making microporous phase inversion membranesCUNO INC·Filed 1999·Granted Jul 31, 2001·63 cites·25 claims
- 4686US5919362AExpandable encapsulated filter cartridge assemblyCUNO INC·Filed 1997·Granted Jul 6, 1999·74 cites·30 claims
- 4786US5458782AHydrolytically stable nylon membraneCUNO INC·Filed 1994·Granted Oct 17, 1995·69 cites·17 claims
- 4886US5085784AUse of cationic charge modified filter mediaCUNO INC·Filed 1990·Granted Feb 4, 1992·69 cites·6 claims
- 4985US6598749B2Spiral pleated filter cartridgesCUNO INC·Filed 2001·Granted Jul 29, 2003·59 cites·29 claims
- 5085US4980067APolyionene-transformed microporous membraneCUNO INC·Filed 1988·Granted Dec 25, 1990·41 cites·29 claims
Showing the top 50 of 112 patent records by PatentIndex Score.
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