Patents by Inventor Tobias Gmeiner

Tobias Gmeiner 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).

  • Heptazine derivatives containing phosphorus, method for the production thereof and use thereof as flame retardants
    Patent number: 7645877
    Abstract: The present invention relates to unsymmetrical and symmetrical phosphorus-comprising heptazine derivatives, represented by the formula (1): in which Ra, Rb and Rc are, independently of one another, an azide group —N3 or an —N?PR1R2R3 group, with the proviso that at least one radical from Ra, Rb and Rc is an —N?PR1R2R3 group, to a process for the preparation thereof and to the use thereof.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: January 12, 2010
    Assignees: Zylum Beteiligungsgesellschaft mbH & Co., Patente II KG
    Inventors: Tobias Gmeiner, Edwin Kroke, Marcus Schwarz
  • Heptazine Derivatives Containing Phosphorus, Method for the Production Thereof and Use Thereof as Flame Retardants
    Publication number: 20080039624
    Abstract: The present invention relates to unsymmetrical and symmetrical phosphorus-comprising heptazine derivatives, represented by the formula (1): in which Ra, Rb and Rc are, independently of one another, an azide group —N3 or an —N?PR1R2R3 group, with the proviso that at least one radical from Ra, Rb and Rc is an —N?PR1R2R3 group, to a process for the preparation thereof and to the use thereof.
    Type: Application
    Filed: September 14, 2005
    Publication date: February 14, 2008
    Applicant: UNIVERSITAT KONSTANZ
    Inventors: Tobias Gmeiner, Edwin Kroke, Marcus Schwarz