NCH CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 1342
 
  
 
C10M LUBRICATING COMPOSITIONS 940
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 841
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 5104
 
  
 
C11D DETERGENT COMPOSITIONS 560
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR491
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 432
 
  
 
B01D SEPARATION 3131
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 355
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 3164

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0175,070 In Situ Biomass Generator with Automated DisinfectionDec 19, 16Jun 22, 17[C12M]
2017/0152,458 Hydraulic Fluid and Lubricant Compositions Using BiodieselNov 22, 16Jun 01, 17[C10M]
2015/0336,828 Method for Improving Quality of Aquaculture Pond WaterMay 22, 15Nov 26, 15[C02F]
2015/0239,016 Parts WasherJul 28, 11Aug 27, 15[B08B]
2015/0118,203 Delivery System and Probiotic Composition for Animals and PlantsOct 27, 14Apr 30, 15[A61K, A01K, A01G]
2014/0326,681 System and Method for Treating Water Systems with High Voltage Discharge and OzoneApr 24, 14Nov 06, 14[C02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9908799 Method for improving quality of aquaculture pond waterMay 22, 15Mar 06, 18[C02F]
9868653 System and method for treating water systems with high voltage discharge and ozoneApr 24, 14Jan 16, 18[C02F]
9707520 Composition, system, and method for treating water systemsAug 15, 16Jul 18, 17[A01N, B08B, C11D, C02F, B01D]
9540608 Feed material for biomass generatorApr 25, 14Jan 10, 17[C22B, C12N, C02F]
9506016 Composition and method for treating water systemsNov 06, 13Nov 29, 16[C11D, C02F]
9495508 System and apparatus for feeding, solubilizing, growing and discharging a biological materialSep 10, 13Nov 15, 16[B24B, H01L, C12M, G06F, B65B]
D770713 Two head cleaning apparatusMay 09, 14Nov 01, 16[1505]
9458406 Calcium hydroxyapatite based sulfonate grease compositions and method of manufactureOct 31, 12Oct 04, 16[C10M]
9452457 Composition, system, and method for treating water systemsJan 18, 13Sep 27, 16[A01N, B08B, C02F, C11D]
9441190 Composition and method for treating water systemsNov 04, 14Sep 13, 16[A01N, C23F, C11D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0008,785 System and Method for Treating Water with a Biological Based BiocideAbandonedJul 07, 16Jan 12, 17[C12M, C02F]
2016/0001,315 System and Method for Conveying Low-Shear Tolerant MatrixesAbandonedJul 02, 15Jan 07, 16[B05D, B05B]
2015/0353,394 System and Method for Treating WastewaterAbandonedNov 06, 14Dec 10, 15[C02F]
2015/0260,349 Fluid Dosage SystemAbandonedJul 23, 13Sep 17, 15[F17D]
2015/0013,723 Chemical Meting SystemAbandonedJul 08, 14Jan 15, 15[B08B, F17D]
2014/0128,297 System and Method for Injecting Peracetic AcidAbandonedNov 07, 12May 08, 14[C09K, C02F]
2010/0235,983 Pop-Up Stopper AssemblyAbandonedMar 16, 10Sep 23, 10[E03C]
2009/0205,128 Tub SpoutAbandonedFeb 19, 08Aug 20, 09[E03C]
2008/0171,155 Signage Visible Only When WetAbandonedJan 11, 07Jul 17, 08[B41M, B44D, E01C]
2007/0251,352 Pelletized Feed Material for Biomass GeneratorAbandonedOct 17, 06Nov 01, 07[C21B]
7150118 Disposable hazard warning and spill pick-up kitExpiredFeb 28, 06Dec 19, 06[B65D]
2006/0105,094 Foaming food-grade lubricantAbandonedNov 16, 04May 18, 06[A23D]
2006/0086,824 Automatic light-activated portable mist sprayer deviceAbandonedSep 15, 05Apr 27, 06[B05B, A01G, F23D]
6772694 Method for selectively dispersing or delivering a control agentExpiredAug 22, 03Aug 10, 04[F42B, F41B]
2003/0176,301 Lubricant for two-cycle enginesAbandonedMar 13, 03Sep 18, 03[C10M]
6415990 Metering dispenser for powder and granulesExpiredSep 08, 00Jul 09, 02[B05B]
6016818 Recirculating parts washerExpiredMay 27, 97Jan 25, 00[B08B]
5885942 Multifunctional lubricant additiveExpiredSep 23, 97Mar 23, 99[C10M]
5856376 Tire puncture sealantExpiredMar 03, 97Jan 05, 99[C08J, B29C]
5700765 Additive system and method for extending the service life of petroleum based hydraulic fluidsExpiredAug 03, 95Dec 23, 97[C09K, C10L]

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