Patents by Inventor Laszlo Purhauser

Laszlo Purhauser 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 the promotion of regeneration of plants from tissue cultures
    Patent number: 4784957
    Abstract: The invention relates to a process for the promotion of regeneration of differentiated plants from vegetable cells maintained in tissue cultures by adding inhibitors of ethylene production or ethylene action to the hormone-containing or hormone-free culture medium used for maintaining the tissue cultures. The process is equally suitable for the promotion of the regeneration of mono- and dicotyledons. As an inhibitor preferably silver nitrate or cobalt chloride is employed.
    Type: Grant
    Filed: December 31, 1984
    Date of Patent: November 15, 1988
    Assignee: Richter Gedeon Vegyeszeti Gyar RT.
    Inventors: Peter Medgyesy, Laszlo Marton, Laszlo Purhauser