Patents by Inventor Yehezkel Barenholz

Yehezkel Barenholz 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).

  • Thionophosphate derivatives, process for their preparation and pharmaceutical compositions containing them
    Patent number: 6200962
    Abstract: The invention relates to a compound of formula (I) in which X1 and X2 each independently represents an oxygen or nitrogen atom; p,m and n are each independently an integer of at least 2; R, R1 and R2 each independently represents a hydrogen atom; a halogen atom; an optionally substituted straight-chained or branched alkyl alkenyl or alkynyl radical; a group R3O in which R3 is hydrogen atom, an optionally substituted straight-chained or branched alkyl alkenyl or alkynyl radical; optionally substituted acyl or optionally substituted aryl or heteroaryl; a group R4O(O)C in which R4 is a hydrogen atom or an optionally straight-chained or branched alkyl, alkenyl or allkynyl radical; a group —SR5 is a hydrogen atom or an optionally substituted straight-chained or branched alkyl alkenyl or alkynyl radical; a group —NR6R7 in which R6 and R7 each independently represents a hydrogen atom, an optionally substituted straight-chained or branched alkyl, alkenyl or alkynyl radical; optionally su
    Type: Grant
    Filed: August 7, 1997
    Date of Patent: March 13, 2001
    Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem
    Inventors: Oren Tirosh, Joshua Katzhendler, Isaac Ginsburg, Yehezkel Barenholz, Ron Kohen