Patents by Inventor Caecilia Emma Fischer

Caecilia Emma Fischer 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).

  • Herbicide mixtures
    Patent number: 3989506
    Abstract: Herbicide compositions of mixtures in the weight ratio of 5:1 to 1:5 of (a) 3-lower alkyl-2,1,3-benzothiadiazinone-(4)-2,2-dioxide and (b) a compound of the formula ##SPC1##Where n denotes one of the integers 1 and 2, and R denotes phenyl which may be substituted by halogen or trifluoromethyl.
    Type: Grant
    Filed: April 17, 1975
    Date of Patent: November 2, 1976
    Assignee: BASF Aktiengesellschaft
    Inventor: Caecilia Emma Fischer