Patents by Inventor Jurgen Thies

Jurgen Thies 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).

  • 1,1,3,3-Substituted hydroxyindanes
    Patent number: 4370505
    Abstract: 1,1,3,3-substituted hydroxyindanes of the formula ##STR1## wherein R.sup.1 is selected from the group of hydrogen, halogen and optionally substituted alkyl, cycloalkyl, aralkyl and aryl and the group ##STR2## wherein X is sulphur or the group ##STR3## R.sup.2 and R.sup.3 can be the same or different and are selected from the group of hydrogen, halogen and optionally substituted alkyl, cycloalkyl, aralkyl and aryl group, or, ifR.sup.2 and R.sup.3 are in the ortho position to each other, they may form a condensed carbocyclic 5-membered ring together with the carbon atoms of the benzene ring to which they are attached as substituents,R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8 and R.sup.9 are the same or different and are selected from the group of optionally substituted alkyl, cycloalkyl, aralkyl and aryl orR.sup.4 and R.sup.5 and/or R.sup.6 and R.sup.7 and/or R.sup.8 and R.sup.9 can form a cycloaliphatic ring together with the carbon atom to which they are attached as substituents orR.sup.6 and/or R.sup.
    Type: Grant
    Filed: December 21, 1977
    Date of Patent: January 25, 1983
    Assignee: Bayer Aktiengesellschaft
    Inventors: Alfons Klein, Karlfried Wedemeyer, Jurgen Thies
  • Process for the production of 1,1,3,3-substituted hydroxyindanes
    Patent number: 3954889
    Abstract: 1,1,3,3-SUBSTITUTED HYDROXYINDANES OF THE FORMULA ##SPC1##WhereinR.sup.1 is selected from the group of hydrogen, halogen and optionally substituted alkyl, cycloalkyl, aralkyl and aryl and the group ##SPC2##WhereinX is sulphur or the group ##EQU1## R.sup.2 and R.sup.3 can be the same or different and are selected from the group of hydrogen, halogen and optionally substituted alkyl, cycloalkyl, aralkyl and aryl group, or, ifR.sup.2 and R.sup.3 are in the ortho position to each other, they may form a condensed carbocyclic 5-membered ring together with the carbon atoms of the benzene ring to which they are attached as substituents,R.sup.4, r.sup.5, r.sup.6, r.sup.7, r.sup.8 and R.sup.9 are the same or different and are selected from the group of optionally substituted alkyl, cycloalkyl, aralkyl and aryl orR.sup.4 and R.sup.5 and/or R.sup.6 and R.sup.7 and/or R.sup.8 and R.sup.9 can form a cycloaliphatic ring together with the carbon atom to which they are attached as substituents orR.sup.6 and/or R.sup.
    Type: Grant
    Filed: January 8, 1974
    Date of Patent: May 4, 1976
    Assignee: Bayer Aktiengesellschaft
    Inventors: Alfons Klein, Karlfried Wedemeyer, Jurgen Thies