Patents by Inventor Michael Jarsch

Michael Jarsch 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).

  • Type II restriction endonuclease SwaI
    Patent number: 5158878
    Abstract: The novel type II restriction endonuclease SwaI has the following recognition sequence: ##STR1## and preferably cleaves at the cleavage site indicated by the line. It is preferably obtainable from microorganisms of the genus Staphylococcus.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: October 27, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Barbara Prinz, Max Lechner, Bruno Frey, Michael Jarsch
  • Type II restriction endonuclease MamI
    Patent number: 5153122
    Abstract: New type II restriction endonuclease MamI has recognition sequence: ##STR1## and a cleavage site indicated by the arrows. It is preferably obtained from microorganisms of the genus Microbacterium.
    Type: Grant
    Filed: July 25, 1990
    Date of Patent: October 6, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Klaus Kaluza, Gudrun Schmitz, Michael Jarsch, Christoph Kessler
  • Type II restriction endonuclease SgrAI
    Patent number: 5134069
    Abstract: The type III restriction endonuclease SgrAI has the following recognition sequence: ##STR1## cleaves DNA at the cleavage site indicated by the arrows, and is preferably obtainable from microorganisms of the genus Streptomyces. It can be used to recognize and cleave the double-stranded DNA sequence ##STR2## and its complementary sequence.
    Type: Grant
    Filed: November 16, 1990
    Date of Patent: July 28, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Klaus Kaluza, Bruno Frey, Gudrun Schmitz-Agheguian, Michael Jarsch, Christoph Kessler
  • Type II restriction endonucleae MCRI
    Patent number: 5134068
    Abstract: Type II restriction endonuclease McrI is disclosed. This endonuclease has recognition sequence: ##STR1## wherein R is G or A and Y is C or T, and the cleavage site indicated by the arrows. The endonuclease is preferably obtained from organism of genus Micrococcus. It can be used to recognize and cleave double stranded DNA sequence:5'-CGRYCG-3'and its complementary sequence.
    Type: Grant
    Filed: November 16, 1990
    Date of Patent: July 28, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Klaus Kaluza, Hans J. Hoeltke, Michael Jarsch, Gudrun Schmitz-Agheguian, Christoph Kessler
  • Type II restriction endonuclease RleAI
    Patent number: 5134067
    Abstract: The type II restriction endonuclease RleAI has the following recognition sequence: ##STR1## cleaves DNA at the cleavage site indicated by the arrows, and is preferably obtainable from microorganisms of the genus Rhizobium. It can be used to recognize and cleave the double-stranded DNA sequence CCCACA(N).sub.12/9 and its complementary sequence.
    Type: Grant
    Filed: November 16, 1990
    Date of Patent: July 28, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Klaus Kaluza, Michael Jarsch, Gudrun Schmitz-Agheguian, Christoph Kessler
  • Class II restriction endonuclease KspI and a process for obtaining it
    Patent number: 4975376
    Abstract: The present invention provides a restriction endonuclease which recognizes palindromic sequences ##STR1## where C* is methylated, and cleaves these sequences at the position indicated by the arrows. This endonuclease is preferably from a microorganism of the genus Kluyvera. The present invention also provides a process for obtaining this new restriction endonuclease and a method for using the endonuclease.
    Type: Grant
    Filed: March 30, 1989
    Date of Patent: December 4, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Bryan J. Bolton, Michael Jarsch, Gudrun Schmitz, Christoph Kessler
  • Class II restriction endonuclease Ksp632I, a process for obtaining it and the use thereof
    Patent number: 4970149
    Abstract: The present invention provides a restriction endonuclease, characterized by the recognition sequence:5'-CTCTTCN.dwnarw.NNN-N-3'3'-GAGAAGN-NNN.uparw.N-5'and the cleavage position defined by the arrows. The present invention also provides a process for obtaining this new restriction endonuclease and a method for using the endonuclease.
    Type: Grant
    Filed: September 2, 1988
    Date of Patent: November 13, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Bryan J. Bolton, Michael Jarsch, Gudrun Schmitz, Christoph Kessler