SIEMENS AXIVA GMBH & CO. KG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 144

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6506928 Dendrimeric fullerene derivatives, process for their preparation, and use as neuroprotectantsAug 31, 00Jan 14, 03[C07C]
6156120 Apparatus for the uniform distribution of a small amount of liquid on bulk materialsApr 29, 96Dec 05, 00[B05C]
5739376 Fullerene derivatives, methods of preparing them and their useOct 20, 95Apr 14, 98[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0116,563 Method for separating at least one selected polymer from a mixture of polymersAbandonedJan 09, 04Jun 17, 04[C08K]
6720441 Recovery and purification of substituted benzenesulfonatesExpiredMay 24, 02Apr 13, 04[C07C]
6626971 Method and device for protecting persons and/or products from air-borne particlesExpiredJun 22, 01Sep 30, 03[B08B]
2003/0146,547 Method for recovering mixed plastic matterAbandonedJan 09, 03Aug 07, 03[B29B]
6585176 Process for increasing the effectiveness of the comminution of bulk materials by oxidationExpiredMar 08, 01Jul 01, 03[B02C]
6555629 Method and device for continuous production of polymersExpiredNov 14, 00Apr 29, 03[C08F]
6437190 Preparation of aldols using a microstructured reaction systemExpiredNov 02, 01Aug 20, 02[C07C]
6331072 Continuous, chaotic convection mixer, heat exchanger and reactorExpiredJun 08, 00Dec 18, 01[B01F]
2001/0028,008 Process for grinding plasticsAbandonedMar 08, 01Oct 11, 01[B02C]
6284547 On-line analysis of process gas during the production of keteneExpiredApr 27, 00Sep 04, 01[G01N]
6274749 High-temperature resistant sulfonated aromatic polyether ketone cation exchangers and sulfonated poly (phenylene sulfide) cation exchangers as catalysts at reaction temperature above 150.degree. CExpiredJul 23, 98Aug 14, 01[C07C, B01J]
5690834 Process and apparatus for separating off suspended matter from liquidsExpiredDec 01, 95Nov 25, 97[C02F]

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