Patents by Inventor Sandra F. Simpson

Sandra F. Simpson 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 corn regeneration from tissue culture
    Patent number: H951
    Abstract: The present invention relates to a process for corn regeneration from tissue culture which comprises the steps of(a) culturing corn tissue on a callus induction medium comprising the hormone picloram, mineral salts, vitamins, and sucrose to produce embryogenic callus;(b) subculturing the embryogenic callus on a callus maintenance medium comprising the hormone picloram, mineral salts, vitamins, and sucrose for callus maintenance;(c) subculturing the embryogenic callus on regeneration medium comprising mineral salts, vitamins, and sucrose to produce plantlets; and(d) subculturing the plantlets on maturation medium comprising mineral salts, vitamins, and sucrose for root and shoot development.
    Type: Grant
    Filed: June 15, 1988
    Date of Patent: August 6, 1991
    Assignee: FMC Corporation
    Inventor: Sandra F. Simpson