Assignee
SIEGFRIED LTD
CH·3 granted patents·3 pending applications·3 citations·filing 2003–2015
Top patents by PatentIndex Score
6 records- 0168US7619088B2Demethylation of 14-hydroxy substituted alkaloid derivativesSIEGFRIED LTD·Filed 2008·Granted Nov 17, 2009·2 cites·25 claims
- 0252US2007197791A1Method for the preparation of dicarboxylic lmidesSIEGFRIED LTD·Filed 2007·Application pending·0 cites
- 0351US2007173647A1Method for the preparation of dicarboxylic imidesSIEGFRIED LTD·Filed 2006·Application pending·0 cites
- 0444US7872135B2Method for introducing a 1,2-double bond into 3-oxo-4-azasteroid compoundsSIEGFRIED LTD·Filed 2003·Granted Jan 18, 2011·1 cites·19 claims
- 0535US2006135777A1Method for the production of d-threo-2-phenyl-2-piperidine-2-yl acetatesSIEGFRIED LTD·Filed 2004·Application pending·0 cites
- 0629US9745249B2Method for the preparation of beta-substituted gamma-amino carboxylic acidsSIEGFRIED LTD·Filed 2015·Granted Aug 29, 2017·0 cites·11 claims
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