Henkel Research Corporation

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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 1166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5352604 Alkaline proteolytic enzyme and method of productionMar 10, 93Oct 04, 94[C12N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5326888 Carbonylation of allylic alcohols and synthesis of an ambergris fragance compoundExpiredOct 09, 90Jul 05, 94[C07D]
5254466 Site-specific modification of the candida tropicals genomeExpiredNov 06, 89Oct 19, 93[C12P, C12N]
5236909 Octyl ethers and octadienyl ethersExpiredMar 26, 91Aug 17, 93[A61K, A01N]
5216173 N-cyanoimidesExpiredJul 23, 90Jun 01, 93[C07D]
5212261 Latent, heat-curable epoxy resin compositions containing metal carboxylate curing systemsExpiredDec 17, 90May 18, 93[C08G, C08L]
5206396 Telomerization of 1,3-butadieneExpiredJul 25, 90Apr 27, 93[C09F]
5204252 Candida tropicalis transformation systemExpiredJul 27, 89Apr 20, 93[C12N]
5189190 Vicinal disubstituted carboxylic acids and silylated derivativesExpiredAug 20, 90Feb 23, 93[C07F]
5179172 Epichlorohydrin or chlorine-containing vinyl or acrylate (co)polymer-modified aminesExpiredNov 21, 90Jan 12, 93[C08G, C08F, C08L]
5158603 Process of extracting anions with quaternary aminesExpiredMar 06, 90Oct 27, 92[C01G]
5106541 Manganese compound catalyzed oligomerization reactions and products thereofExpiredJan 09, 90Apr 21, 92[C08H]
5093536 Preparation of functionalized alkynes having internal triple bondsExpiredNov 08, 89Mar 03, 92[C07C]
5077447 Process for making olefinsExpiredSep 28, 90Dec 31, 91[C07C]
5072013 Silylated octenyl ethersExpiredApr 16, 91Dec 10, 91[C07F]
5032323 Process for isomerizing epoxides to ketonesExpiredMar 28, 90Jul 16, 91[C09F]
5028259 Recovery of precious metalExpiredMar 06, 91Jul 02, 91[C22B]
5019297 Process for isomerizing olefinically unsaturated secondary alcoholsExpiredApr 18, 89May 28, 91[C09F, C11L]
5011934 Process for preparing 1-alkylimidazolesExpiredJun 19, 90Apr 30, 91[C07D]
4996342 Vicinal disubstituted carboxylic acids and silylated derivativesExpiredFeb 08, 89Feb 26, 91[C07F]
4959488 Polyfunctional hexasubstituted benzene derivativesExpiredMay 17, 89Sep 25, 90[C07C]

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