WEYLCHEM WIESBADEN GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C11D DETERGENT COMPOSITIONS 1748
 
  
 
C07D HETEROCYCLIC COMPOUNDS 2160
 
  
 
A62D CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS115
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157
 
  
 
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
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
D06L BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, OR WASHING FIBRES, THREADS, YARNS, FABRICS, FEATHERS, OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS 113

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0275,420 Polyesters, Manufacturing Process Thereof and Their UseMar 17, 17Sep 28, 17[C08G, C11D]
2017/0175,050 Fine-Particulate Bleaching Catalysts, Process for Their Preparation and Their UseDec 15, 16Jun 22, 17[C11D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9902921 Bleach catalyst granules, use thereof and washing cleaning agents containing the sameMay 09, 14Feb 27, 18[C11D]
9902922 Bleaching-agent co-granules, method for producing said bleaching-agent co-granules, and use of said bleaching-agent co-granulesMay 09, 14Feb 27, 18[C11D]
7541324 Bleach activator mixturesSep 03, 05Jun 02, 09[C11D]
7504372 Mixtures of bleaching agentsSep 03, 05Mar 17, 09[C11D]
7132390 Phyllosilicate adsorbate and its useJul 21, 04Nov 07, 06[C11D]
7109155 Liquid bleaching composition components comprising amphiphilic polymersDec 04, 03Sep 19, 06[C11D]
6252066 Quarternary polycyclic polyammonium salts and process for their preparationMar 04, 99Jun 26, 01[C07D]
6214785 Bleach activator granulesSep 08, 99Apr 10, 01[A62D, C11D]
6130330 Process for preparing macropolycyclic polyaminesMar 04, 99Oct 10, 00[C07D]
6107266 Process for producing coated bleach activator granulesOct 07, 97Aug 22, 00[C11D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0215,242 Multi-Compartment Pouch Comprising Cleaning Compositions, Washing Process and Use for Washing and Cleaning of Textiles and DishesAbandonedOct 06, 14Jul 28, 16[C11D]
2016/0215,243 Multi-Compartment Pouch Comprising Alkanolamine-Free Cleaning Compositions, Washing Process and Use for Washing and Cleaning of Textiles and DishesAbandonedOct 06, 14Jul 28, 16[C11D]
2016/0208,202 Multi-Compartment Pouch Comprising Cleaning Compositions, Washing Process and Use for Washing and Cleaning of Textiles and DishesAbandonedOct 06, 14Jul 21, 16[B08B, C11D]
7977487 Method for producing N,N-bis(pyridin-2ylmethyl)-1,1-bis(pyridin-2-yl)-1-aminoalkane compounds and metal complex salts containing these compoundsExpiredMay 26, 06Jul 12, 11[C07F, C07D]
7632793 Washing and cleaning agents containing acetals as organic solventsExpiredMar 06, 06Dec 15, 09[C11D]
7256169 Pulverulent laundry and cleaning detergent ingredient consisting of polycarbosylate and silicateExpiredJan 30, 01Aug 14, 07[C11D]
7205267 Use of transition metal complexes as bleach catalysts in laundry detergents and cleaning compositionsExpiredJan 24, 05Apr 17, 07[C11D]
6875734 Use of transition metal complexes as bleach catalystsExpiredFeb 02, 04Apr 05, 05[C11D]
6746996 Use of transition metal complexes having oxime ligands as bleach catalystsExpiredJan 17, 02Jun 08, 04[C11D]
6649085 Cyclic sugar ketones as catalysts for peroxygen compoundsExpiredNov 16, 01Nov 18, 03[C09K, C07D]
6645927 Process for producing coated bleach activator granulesExpiredJul 21, 00Nov 11, 03[C11D]

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