Patents by Inventor Peter Michael Lange

Peter Michael Lange 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).

  • SO.sub.3 /Imide adducts, process for their preparation and their use as sulphonating agents
    Patent number: 4490487
    Abstract: The invention relates to SO.sub.3 adducts with imides, which are sparingly soluble or insoluble in water, of the formula ##STR1## in which R.sub.1, R.sub.2 and R have the meaning indicated in the description, a process for the preparation of the adducts and their use as sulphonating agents.
    Type: Grant
    Filed: December 6, 1983
    Date of Patent: December 25, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Halcour, Peter-Michael Lange, Rudolf Wagner
  • Nitrogenous fertilizer compositions
    Patent number: 4083712
    Abstract: Nitrogenous fertilizer compositions comprising a cation exchanger in the form of a salt thereof with a basic carbonic acid derivative containing at least 2 nitrogen groupings, e.g., a salt formed by attaching to a cation exchange material, guanidine, diguanidine, guanylurea, biuretdicyanamide, urazone, melamine, guanine or ammeline, are outstandingly effective in providing gradually-acting, long-lasting fertilizing action.
    Type: Grant
    Filed: December 26, 1973
    Date of Patent: April 11, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Corte, Harold Heller, Peter Michael Lange, Otto Netz
  • Fertilizer for long term supply of plants with chelated micronutrients
    Patent number: 3980462
    Abstract: A fertilizer for the long term and uniform supply of plants with micronutrient elements of atomic numbers 24 to 30, comprising at least one anion exchanger charged with anionic chelated ions of at least one element having having an atomic number of from 24 to 30; furthermore a process for the long term and uniform supply of plants with micronutrient ions of elements of atomic numbers 24 to 30, wherein an anion exchanger charged with said ions is applied to the plants or their environment.
    Type: Grant
    Filed: January 15, 1976
    Date of Patent: September 14, 1976
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Corte, Harold Heller, Peter Michael Lange, Otto Netz