Patents by Inventor Walter Palosch

Walter Palosch 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 the preparation of roflumilast
    Patent number: 8618142
    Abstract: A composition comprising: roflumilast having a purity of greater than or equal to 99% by weight, and N-(3,5-dichloropyrid-4-yl)-3-cyclopropylmethoxy-4-hydroxybenzamide present (relative to roflumilast) in an amount greater than zero and less than 0.1% by weight.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: December 31, 2013
    Assignee: Takeda GmbH
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch
  • Process for the preparation of roflumilast
    Patent number: 8604064
    Abstract: A method for the treatment of chronic obstructive pulmonary disease (COPD), including administering to a patient suffering from COPD, a therapeutically effective amount of roflumilast having a purity of greater than or equal to 99% by weight, and N-(3,5-dichloropyrid-4-yl)-3-cyclopropylmethoxy-4-hydroxybenzamide present (relative to roflumilast) in an amount greater than zero and less than 0.1% by weight.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: December 10, 2013
    Assignee: Takeda GmbH
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch
  • Process for the preparation of roflumilast
    Patent number: 8536206
    Abstract: The invention relates to novel processes for the preparation of high-purity roflumilast.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: September 17, 2013
    Assignee: Takeda GmbH
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch
  • Novel Process For The Preparation Of Roflumilast
    Publication number: 20130231374
    Abstract: A composition comprising: roflumilast having a purity of greater than or equal to 99% by weight, and N-(3,5-dichloropyrid-4-yl)-3-cyclopropylmethoxy-4-hydroxybenzamide present (relative to roflumilast) in an amount greater than zero and less than 0.1% by weight.
    Type: Application
    Filed: April 10, 2013
    Publication date: September 5, 2013
    Applicant: NYCOMED GMBH
    Inventors: Bernhard KOHL, Bernd MUELLER, Walter PALOSCH
  • Novel Process For The Preparation Of Roflumilast
    Publication number: 20130224299
    Abstract: A method for the treatment of chronic obstructive pulmonary disease (COPD), including administering to a patient suffering from COPD, a therapeutically effective amount of roflumilast having a purity of greater than or equal to 99% by weight, and N-(3,5-dichloropyrid-4-yl)-3-cyclopropylmethoxy-4-hydroxybenzamide present (relative to roflumilast) in an amount greater than zero and less than 0.1% by weight.
    Type: Application
    Filed: April 10, 2013
    Publication date: August 29, 2013
    Applicant: NYCOMED GMBH
    Inventors: Bernhard KOHL, Bernd MUELLER, Walter PALOSCH
  • NOVEL PROCESS FOR THE PREPARATION OF ROFLUMILAST
    Publication number: 20120294942
    Abstract: The invention relates to novel processes for the preparation of high-purity roflumilast.
    Type: Application
    Filed: July 12, 2012
    Publication date: November 22, 2012
    Applicant: NYCOMED GMBH
    Inventors: Bernhard KOHL, Bernd MUELLER, Walter PALOSCH
  • Novel process for the preparation of roflumilast
    Publication number: 20090171096
    Abstract: The invention relates to novel processes for the preparation of high-purity roflumilast.
    Type: Application
    Filed: November 26, 2008
    Publication date: July 2, 2009
    Applicant: NYCOMED GMBH
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch
  • Process for the preparation of roflumilast
    Patent number: 7470791
    Abstract: The invention relates to novel processes for the preparation of high-purity roflumilast.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: December 30, 2008
    Assignee: Nycomed GmbH
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch
  • Novel process for the preparation of roflumilast
    Publication number: 20060004061
    Abstract: The invention relates to novel processes for the preparation of high-purity roflumilast.
    Type: Application
    Filed: March 8, 2004
    Publication date: January 5, 2006
    Inventors: Bernhard Kohl, Bernd Mueller, Walter Palosch