KALI-CHEMIE AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 3164
 
  
 
C11D DETERGENT COMPOSITIONS 164

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5427936 Alkaline bacillus lipases, coding DNA sequences therefor and bacilli, which produce these lipasesOct 13, 92Jun 27, 95[C12N]
5352603 Highly alkaline proteasesFeb 28, 91Oct 04, 94[C12N, C11D]
5229284 Enzyme immobilzation on a macropermable agglomerate of microporous .alpha.-aJul 30, 91Jul 20, 93[C12N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5399281 Composition with hydrogen-containing fluorochlorohydrocarbonsExpiredJul 21, 93Mar 21, 95[B08B, D06B, C11D]
5393506 Method for the manufacturing of alkali monofluorophosphateExpiredOct 07, 93Feb 28, 95[C01B]
5346730 Process for depositing a copper containing layer IExpiredJul 26, 91Sep 13, 94[B05D]
5315046 Process for preparing ethane derivativesExpiredFeb 21, 91May 24, 94[C07C]
5312604 Work-up of waste materials from barium or strontium sulfide leachingExpiredDec 09, 92May 17, 94[C01F]
5304321 Cleaning compositions, formed of hydrogen-containing fluorochlorohydrocarbons and partially fluorinated alkanolsExpiredMar 13, 92Apr 19, 94[C23G, C11D]
5302360 Method of working up antimony halide catalyst solutionsExpiredDec 14, 92Apr 12, 94[C01G]
5271861 Fluorochlorohydrocarbon-free cleaning compositionsExpiredAug 27, 91Dec 21, 93[C23G, C11D]
5260496 Process for separating mixtures of prefluorinated hydrocarbon compoundsExpiredFeb 28, 92Nov 09, 93[C07C]
5246618 Cleaning compositions (containing fluorochlorocarbon, C.sub.1 to C.sub.4 alkanol and ethyl or methyl proprionate)ExpiredFeb 25, 92Sep 21, 93[C11D]
5247028 Halogenated polycarbosilanes and processes for preparing themExpiredMay 05, 92Sep 21, 93[C08G]
5214223 Method of preparing fluorine-containing ethane derivativesExpiredJul 14, 92May 25, 93[C07C, B01J]
5207997 Process for producing an inorganic barium-containing solids compositionExpiredDec 20, 90May 04, 93[C01F]
5204434 Polycarbosilanes and process for preparing themExpiredJun 04, 91Apr 20, 93[C08G]
5173512 Method for preparing perfluorinated heterocyclic compounds, and compounds prepared by this methodExpiredDec 13, 91Dec 22, 92[A61K, C07D, G01N]
5135676 Cleaning compositions formed of hydrogen-containing fluorochlorohydrocarbons and partially fluorinated alkanolsExpiredNov 05, 90Aug 04, 92[C23G, C11D]
5132375 Halogenated polycarbosilanes and processes for preparing themExpiredJun 01, 90Jul 21, 92[C08F]
5120462 Dichloropentafluoropropanes and acetone compositionsExpiredApr 01, 91Jun 09, 92[C23G, C11D]
5120731 Stabilization of perfluorocarbon emulsions, and perfluorinated heterocyclic compounds usable as emulsion-stabilizing additivesExpiredAug 27, 90Jun 09, 92[A61K, C07D]
5114609 Cleaning compositionsExpiredJan 04, 90May 19, 92[C11D]

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