Patents by Inventor Oleg Shyhskov

Oleg Shyhskov 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).

  • Lipid-derivatized bisphosphonic acid
    Patent number: 7455856
    Abstract: A bisphosphonic acid of the general formula (I) wherein R1 is H, OH, C1-C6 alkyl C1-C6 alkoxy, C1-C6 hydroxyalkyl, C1-C6 aminoalkyl, C1-C6 halogen alkyl X is a direct bond, alkylen group with 1 to 20 carbon atoms, (CH3)m—(OCR3HCH2)n—(O)o—, wherein R3 is H or CH3 and m is 0 or a number from 1 to 6, n is a number from 1 to 10, preferably 1 to 6, and o is 0 or 1, —(CR4HCH2O)p—, wherein R4 is H or CH3, p is a number from 1 to 10, preferably 1 to 6, (CH3)q—(OCR5HCH2)r—(O)s—(CH3)t—, wherein R5 is H or CH3 and q is 0 or a number from 1 to 6, r is a number from 1 to 10, preferably 1 to 6, and s is 0 or 1, and t is a number from 1 to 6, R2 is a group of the formula (II) as well as their physiologically compatible derivatives in particular salts and trimethyl silyl derivatives.
    Type: Grant
    Filed: January 24, 2005
    Date of Patent: November 25, 2008
    Assignee: MCS Micro Carrier Systems GmbH
    Inventors: Wolfgang Greb, Oleg Shyhskov, Gerd-Volker Röschenthaler, Verena Hengst
  • Lipid-derivatized bisphosphonic acid
    Publication number: 20070154537
    Abstract: A bisphosphonic acid of the general formula (I) wherein R1 is H, OH, C1-C6 alkyl C1-C6 alkoxy, C1-C6 hydroxyalkyl, C1-C6 aminoalkyl, C1-C6 halogen alkyl X is a direct bond, alkylen group with 1 to 20 carbon atoms, (CH3)m—(OCR3HCH2)n—(O)o— wherein R3 is H or CH3 and m is 0 or a number from 1 to 6, n is a number from 1 to 10, preferably 1 to 6, and o is 0 or 1, ?—(CR4HCH2O)p— wherein R4 is H or CH3, p is a number from 1 to 10, preferably 1 to 6, ?(CH3)q—(OCR5HCH2)r—(O)s—(CH3)t—, wherein R5 is H or CH3 and q is 0 or a number from 1 to 6, r is a number from 1 to 10, preferably 1 to 6, and s is 0 or 1, and t is a number from 1 to 6, R2 is a group of the formula (II) as well as their physiologically compatible derivatives, in particular salts and trimethyl silyl derivatives.
    Type: Application
    Filed: January 24, 2005
    Publication date: July 5, 2007
    Applicant: MCS MICRO CARRIER SYSTEMS GMBH
    Inventors: Wolfgang Greb, Oleg Shyhskov, Gerd-Volker Roschenthaler, Verena Hengst