SIEMENS WATER TECHNOLOGIES CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 7127
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 550
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
A01J MANUFACTURE OF DAIRY PRODUCTS 116
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
  
 
E03B INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER 112
 
  
 
F16G BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR128
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 180

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7846340 Water treatment system and methodNov 13, 03Dec 07, 10[C02F]
D398368 Filter cartridge assemblyMay 20, 97Sep 15, 98[2301]
5405528 Modular microporous filter assembliesDec 08, 92Apr 11, 95[B01D]
5348664 Process for disinfecting water by controlling oxidation/reduction potentialOct 28, 92Sep 20, 94[C02F]
5318417 Extrusion head for forming polymeric hollow fiberJul 09, 90Jun 07, 94[A01J]
5316031 Valve with independent control of discharge through plurality of orificesJul 01, 92May 31, 94[F16K, E03B]
5292422 Modules for electrodeionization apparatusSep 15, 92Mar 08, 94[B01D]
5284626 Polymer activation apparatusJul 09, 92Feb 08, 94[C08J, C08F]
5284627 Polymer activation apparatusAug 19, 92Feb 08, 94[C08F]
5266203 Method for treating process streams containing cyanide and heavy metalsJan 30, 92Nov 30, 93[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0133,115 DEVICES AND METHODS FOR ACID AND BASE GENERATIONAbandonedMar 13, 08Jun 03, 10[C25B, C02F]
2009/0090,670 WASTEWATER TREATMENT SYSTEM AND METHODAbandonedSep 30, 08Apr 09, 09[C02F]
2009/0026,139 SUBMERGED CROSS-FLOW FILTRATIONAbandonedOct 26, 05Jan 29, 09[B01D]
2008/0237,045 INJECTION BONDED ARTICLES AND METHODS OF FABRICATION AND USE THEREOFAbandonedJun 10, 08Oct 02, 08[B01D]
2008/0164,209 WATER TREATMENT SYSTEMS AND METHODSAbandonedJun 19, 07Jul 10, 08[C02F, B01D]
2008/0087,602 METHOD AND APPARATUS FOR TREATING WASTEWATERAbandonedDec 11, 07Apr 17, 08[C02F]
2008/0011,675 POTTING PROCESS FOR MEMBRANE FILTRATION MODULESAbandonedAug 23, 05Jan 17, 08[B01D]
2007/0256,932 ELECTROLYTIC APPARATUS WITH POLYMERIC ELECTRODE AND METHODS OF PREPARATION AND USEAbandonedMay 08, 07Nov 08, 07[C25B]
2007/0241,062 Synergistic composition and method for odor controlAbandonedJul 08, 05Oct 18, 07[C02F]
2007/0210,002 CHEMICAL AND PROCESS FOR CLEANING MEMBRANESAbandonedAug 03, 05Sep 13, 07[B01D]
2007/0138,090 Method and apparatus for treating wastewaterAbandonedOct 04, 06Jun 21, 07[C02F]
2007/0084,795 Method and system for treating wastewaterAbandonedOct 04, 06Apr 19, 07[C02F]
2007/0056,905 Continuous pressure decay testAbandonedFeb 18, 05Mar 15, 07[B01D]
2005/0224,411 Method of cleaning membranesAbandonedJun 06, 05Oct 13, 05[B01D]
2004/0217,053 Method of cleaning membrane modulesAbandonedFeb 06, 04Nov 04, 04[B01D]
5658076 Apparatus for storing and handling waste water slurriesExpiredJun 05, 95Aug 19, 97[B01F]
5164429 Polymer activation apparatusExpiredJun 22, 89Nov 17, 92[C08L]
5158678 Water clarification method and apparatusExpiredSep 28, 90Oct 27, 92[C02F, B01D]
5094750 Hollow fibre filter cartridge and headerExpiredOct 19, 89Mar 10, 92[F28F]
5061456 Polymer activation apparatusExpiredOct 10, 90Oct 29, 91[B01J]

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