OSMONICS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 5129
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
F03B MACHINES OR ENGINES FOR LIQUIDS 123

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6986427 Three-dimensional non-woven mediaOct 23, 02Jan 17, 06[B01D]
6987150 Modified sulfonamide polymersNov 22, 02Jan 17, 06[C08G]
6938781 Three-dimensional non-woven filterOct 23, 02Sep 06, 05[0000]
6916395 Process for making three-dimensional non-woven mediaOct 23, 02Jul 12, 05[B29C, B01D]
6783711 Process for preparing a sulfonamide polymer matrixNov 22, 02Aug 31, 04[B01D]
6358417 Non-woven depth filter elementApr 21, 99Mar 19, 02[B01D]
6227802 Multistage centrifugal pumpDec 10, 99May 08, 01[F03B]
5759639 Method of fabricating a membrane coated paperJan 28, 97Jun 02, 98[B05D]
5340479 Depth filter cartridge and method and apparatus for making sameAug 20, 92Aug 23, 94[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6465050 Non-cracking hydrophilic polyethersulfone membranesExpiredDec 01, 00Oct 15, 02[C08J]
2002/0063,092 Non-woven depth filter cartridgeAbandonedJan 25, 02May 30, 02[B01D]
6132858 Membrane coated paperExpiredJan 28, 97Oct 17, 00[B41M]
6056903 Preparation of polyethersulfone membranesExpiredFeb 08, 99May 02, 00[B01D]
5490971 Chemical detectorExpiredOct 25, 94Feb 13, 96[G01N]
5345857 Thermoplastic bellows and method of forming the sameExpiredFeb 02, 93Sep 13, 94[F16K, B23P, F01B]
5258165 Multi-tube ozone generator and method of making sameExpiredJun 26, 91Nov 02, 93[B01J]
5227062 Adjustable flow control for fluid separation system comprising relatively moveable orifice platesExpiredNov 25, 91Jul 13, 93[B01D]
4983104 Bellows-type pumpExpiredJun 23, 89Jan 08, 91[F04B]
4981418 Internally pressurized bellows pumpExpiredJul 25, 89Jan 01, 91[F04B, S18E]
4871196 Double shield fittingExpiredFeb 01, 88Oct 03, 89[F16L]
4846970 Cross-flow filtration membrane test unitExpiredJun 22, 87Jul 11, 89[G01N, B01D]
4839037 Tapered, spirally wound filter cartridge and method of making sameExpiredApr 06, 87Jun 13, 89[B01D]
4824564 Dry sump liquid filterExpiredAug 25, 88Apr 25, 89[B01D]
4799717 Torque lock fitting arrangementExpiredSep 02, 87Jan 24, 89[F16L]
4781830 Cross flow filtration apparatus and closure assembly thereforExpiredApr 19, 88Nov 01, 88[B01D]
4767531 Retractor for permeator or filter moduleExpiredNov 02, 87Aug 30, 88[B01D]
4741823 Flow control manifold for cross-flow membrane systemExpiredDec 23, 86May 03, 88[B01D]
4725042 Ball valve assemblyExpiredApr 02, 86Feb 16, 88[F16K]
4596408 Reinforced hinge for book coverExpiredSep 20, 83Jun 24, 86[B42D]

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