Patents by Inventor Ildiko Jodal

Ildiko Jodal 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).

  • Methylated cyclodextrin type compounds and process for preparing same
    Patent number: 5008386
    Abstract: The invention relates to novel partially methylated carboxyacyl-cyclodextrins of the general formula (I), ##STR1## wherein A means the cyclodextrin skeleton of the general formula (II) ##STR2## containing the substituents in the position labelled by the wavy line; W stands for an alkylene, alkenylene or arylene group or the substituted derivatives thereof;R means hydrogen, an alkyl, aryl or aralkyl group;m is 6, 7 or 8;n is an integer from 1 to 2m; andp is 2m-n+z, wherein the value of z is from 0 to 3as well as their salts.The novel derivatives induce less haemolytic effect than the cyclodextrin compounds used as starting materials.
    Type: Grant
    Filed: October 12, 1988
    Date of Patent: April 16, 1991
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Tibor Szabo, Laszlo Institoris, Jozsef Szejtli, Lajos Szente, Ildiko Jodal
  • Process for the manufacture of heptakis-[2,6-di-O-methyl]-beta-cyclodextrin
    Patent number: 4542211
    Abstract: The invention relates to a process for the manufacture of heptakis-[2,6-di-O-methyl]-beta-cyclodextrin by methylating beta-cyclodextrin in an organic phase wherein beta-cyclodextrin is methylated with dimethylsulfate in the presence of an alkalihydroxide at temperatures of from -10.degree. to 0.degree. C.
    Type: Grant
    Filed: March 5, 1984
    Date of Patent: September 17, 1985
    Assignee: Consortium Fur Elektrochemische Industrie GmbH
    Inventors: Jozsef Szejtli, Andras Liptak, Pal Nanasi, Peter Fugedi, Ildiko Jodal, Lili Kandra, Lorant Janossy