Patents by Inventor Denys Baskakov

Denys Baskakov has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for preparing quaternary salts of piperidyl esters of mandelic acid
    Patent number: 8309732
    Abstract: What is described is a process for preparing compounds of the general formula (I) in which R1, R2 and R3 independently of one another represent hydrogen, an alkyl group or an aryl group, wherein compounds of the general formula (II) in which R1 and R2 have the meaning given for formula (I), are reacted with an alkylating agent of the general formula (III) R3X??(III), in which X represents a halogen atom and R3 has the meaning given for formula (I), if appropriate in a solvent.
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: November 13, 2012
    Assignee: Saltigo GmbH
    Inventors: Andreas Job, Denys Baskakov, Ralf Krahwinkel, Antje Hieronymi
  • PROCESS FOR PREPARING QUATERNARY SALTS OF PIPERIDYL ESTERS OF MANDELIC ACID
    Publication number: 20090270629
    Abstract: What is described is a process for preparing compounds of the general formula (I) in which R1, R2 and R3 independently of one another represent hydrogen, an alkyl group or an aryl group, wherein compounds of the general formula (II) in which R1 and R2 have the meaning given for formula (I), are reacted with an alkylating agent of the general formula (III) R3X ??(III) in which X represents a halogen atom and R3 has the meaning given for formula (I), if appropriate in a solvent.
    Type: Application
    Filed: April 6, 2009
    Publication date: October 29, 2009
    Applicant: SALTIGO GMBH
    Inventors: Andreas Job, Denys Baskakov, Ralf Krahwinkel, Antje Hieronymi