Patents by Inventor Arme Grumann

Arme Grumann 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).

  • Quetiapine Hemifumarate Purification by Crystallization
    Publication number: 20090156802
    Abstract: The present invention relates to a process for preparing and purifying crystalline quetiapine hemifumarate, which comprises preparing crystalline quetiapine hemifumarate via a crystalline salt, which is not a salt of fumaric acid.
    Type: Application
    Filed: October 26, 2006
    Publication date: June 18, 2009
    Applicant: FERMION OY
    Inventors: Arme Grumann, Soini Huhta, Petteri Rummakko, Viesturs Lusis