Sirges; Wolfram

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sirges; Wolfram.The latest application filed is for "method for producing specific crystalline modifications of polmorphous substances".

Company Profile

0.4.5

Sirges; Wolfram - Dusseldorf DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for producing specific crystalline modifications of polmorphous substances Grant 7,211,697 - Eble , et al. May 1, 2	2007-05-01
Method for producing 1,3-disubstituted 2-nitroguanidines Grant 7,026,307 - Stolting , et al. April 11, 2	2006-04-11
Method For Producing Specific Crystalline Modifications Of Polmorphous Substances App 20060036115 - Eble; Axel ; et al.	2006-02-16
Method for producing 1,3-disubstituted 2-nitroguanidines App 20040167177 - Stolting, Jorn ; et al.	2004-08-26
Method for producing N-methyl-N'-nitroguanidine Grant 6,720,451 - van Laak , et al. April 13, 2	2004-04-13
Method for producing n-methyl-n'-nitroguanidine App 20030004376 - Van Laak, Kai ; et al.	2003-01-02
Process for the preparation of enantiomerically pure (5,5'-dichloro-6,6'-dimethoxy-biphenyl-2,2'-diyl)- bis(diphenylphosphine oxides) App 20020058814 - Pohl, Torsten ; et al.	2002-05-16
Process for preparing oprtically active trimethyllactic acid and its ester App 20020035271 - Sirges, Wolfram ; et al.	2002-03-21
Chiral stationary phases for chromatographic separation of optical isomers Grant 5,868,938 - Bomer, deceased , et al. February 9, 1	1999-02-09

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