Patents by Inventor Harry Blaschke

Harry Blaschke 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 preparing pyridyl-substituted pyrazoles
    Patent number: 9340526
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: May 17, 2016
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Sergii Pazenok, Norbert Lui, Harry Blaschke
  • Process for Preparing Pyridyl-Substituted Pyrazoles
    Publication number: 20150191447
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Application
    Filed: March 23, 2015
    Publication date: July 9, 2015
    Inventors: Sergii PAZENOK, Norbert Lui, Harry Blaschke
  • Process for preparing pyridyl-substituted pyrazoles
    Patent number: 8987460
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: March 24, 2015
    Assignee: Bayer CropScience AG
    Inventors: Sergii Pazenok, Norbert Lui, Harry Blaschke
  • Process for Preparing Pyridyl-Substituted Pyrazoles
    Publication number: 20130131347
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Application
    Filed: January 11, 2013
    Publication date: May 23, 2013
    Applicant: Bayer Intellectual Property GmbH
    Inventors: Sergii PAZENOK, Norbert LUI, Harry BLASCHKE
  • Process for preparing pyridyl-substituted pyrazoles
    Patent number: 8362261
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: January 29, 2013
    Assignee: Bayer Cropscience AG
    Inventors: Sergii Pazenok, Norbert Lui, Harry Blaschke
  • PROCESS FOR PREPARING PYRIDYL-SUBSTITUTED PYRAZOLES
    Publication number: 20120136156
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Application
    Filed: April 2, 2010
    Publication date: May 31, 2012
    Applicant: Bayer CropScience AG
    Inventors: Sergii PAZENOK, Norbert LUI, Harry BLASCHKE
  • Process for Preparing Pyridyl-Substituted Pyrazoles
    Publication number: 20110087029
    Abstract: The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
    Type: Application
    Filed: April 2, 2010
    Publication date: April 14, 2011
    Applicant: Bayer CropScience AG
    Inventors: Sergii Pazenok, Norbert Lui, Harry Blaschke
  • Nicotinamide derivatives as synthesis units for producing agrochemical substances, and method for the production thereof
    Publication number: 20100190992
    Abstract: Nicotinamide compounds of the formula (1) and processes for the preparation thereof are described.
    Type: Application
    Filed: May 28, 2008
    Publication date: July 29, 2010
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Sergii Pazenok, Uwe Stelzer, Harry Blaschke, Arnd Neeff, Lubbertus Mulder
  • Chiral 3-Halophthalic Acid Derivatives
    Publication number: 20080045727
    Abstract: The invention relates to new salts from chiral 3-halophthalic acid derivatives, a method for their production, their use for the production of chiral phthalic acid diamides as well as a new method for the production of chiral phthalic acid diamides.
    Type: Application
    Filed: August 18, 2005
    Publication date: February 21, 2008
    Inventors: Harry Blaschke, Sergiy Pazenok