Patents by Inventor Gunter Schwarzmann

Gunter Schwarzmann 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).

  • Agents for regulating plant growth
    Patent number: 4150967
    Abstract: Novel quaternary imidazolium compounds and the use of quaternary imidazolium compounds as plant growth regulants and the preparation of certain quaternary imidazolium derivatives.
    Type: Grant
    Filed: January 27, 1978
    Date of Patent: April 24, 1979
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Lurssen, Ulrich Holtschmidt, Gunter Schwarzmann
  • Agents for regulating plant growth
    Patent number: 4140518
    Abstract: Novel imidazole derivatives, the use of certain imidazole derivatives as plant growth regulants and the preparation of certain new imidazole derivatives.
    Type: Grant
    Filed: January 27, 1978
    Date of Patent: February 20, 1979
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Lurssen, Ulrich Holtschmidt, Gunter Schwarzmann
  • Alkylated polyamines, their preparation and use as microbiocides
    Patent number: 4120979
    Abstract: This invention relates to a compound or mixture of compounds having the general formula ##STR1## in which R is hydrogen or an alkyl group containing 8 to 18 carbon atoms, at least one R being alkyl, and x is 0 or 1. The invention also relates to a process for making the novel compound or mixture thereof, a process for killing microbes using the novel compound or mixture thereof, and a microbiocidal composition using the novel compound or mixture thereof.
    Type: Grant
    Filed: September 6, 1977
    Date of Patent: October 17, 1978
    Assignee: Th. Goldschmidt AG
    Inventors: Gunter Schwarzmann, Ulrich Holtschmidt, Gunter Bertelmann
  • Quaternary imidazole compounds as microbicides
    Patent number: 4062965
    Abstract: This invention relates to novel compounds having the formula: ##STR1## wherein R.sup.1 is a straight-chain alkyl group having 8 to 18 carbon atoms, R.sup.2 is a straight-chain alkyl group having 1 to 3 carbon atoms, R.sup.3 is a straight-chain alkyl group having 8 to 16 carbon atoms, and X is chlorine or bromine. The invention further relates to novel microbiocidal compositions containing the novel compounds, and also to a process for preparing the novel compounds.
    Type: Grant
    Filed: March 5, 1976
    Date of Patent: December 13, 1977
    Assignee: Th. Goldschmidt AG
    Inventors: Ulrich Holtschmidt, Gunter Schwarzmann
  • Methods and compositions for regulating plant growth using piperazine compounds
    Patent number: 4057413
    Abstract: Piperazine derivatives of the general formula ##STR1## in which R.sup.1, R.sup.2, and R.sup.3, independently of one another, are each optionally substituted alkyl, optionally substituted alkenyl, alkynyl, cycloalkyl or aralkyl which is optionally substituted in the aryl part, andN is 0, 1, 2, 3, or 4,Exhibit powerful plant growth-regulating properties.
    Type: Grant
    Filed: September 12, 1975
    Date of Patent: November 8, 1977
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Naumann, Klaus Lurssen, Klaus Sasse, Ulrich Holtschmidt, Gunter Schwarzmann
  • Microbiocidally effective amines or amine mixtures
    Patent number: 4004030
    Abstract: This invention relates to a microbiocidal composition comprising a carrier and a compound having the formula ##STR1## in which N AND M ARE 0 OR 1, AND N IS 0 IF M IS 0, ANDR is hydrogen or a --(CH.sub.2).sub.2 OH group, at least one R being a --(CH.sub.2).sub.2 OH group. The invention also relates to a process for killing microbes and to certain novel compositions of matter.
    Type: Grant
    Filed: December 23, 1974
    Date of Patent: January 18, 1977
    Assignee: Th. Goldschmidt AG
    Inventors: Gunter Schwarzmann, Ulrich Holtschmidt