Patents by Inventor Dunja HIRSEMANN

Dunja HIRSEMANN 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).

  • Fibers, methods for their preparation and use in the manufacture of reinforced elements
    Patent number: 10065887
    Abstract: Fibers with crystallization seeds attached to its surface, method of making such composite fibers by surface treatment of fibers followed by either treating such fibers with premade crystallization seeds or by precipitation and direct crystallization of seeds onto pretreated fibers. Controlling and tuning the properties of inorganic binder compositions with fiber-bound crystallization seeds and thereby generating inorganic binder compositions with tailor-made characteristics.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: September 4, 2018
    Assignee: Construction Research & Technology, GmbH
    Inventors: Radoslaw Kierat, Bernhard Feichtenschlager, Christoph Hesse, Dunja Hirsemann
  • NOVEL FIBERS, METHODS FOR THEIR PREPARATION AND USE IN THE MANUFACTURE OF REINFORCED ELEMENTS
    Publication number: 20160194245
    Abstract: Fibers with crystallization seeds attached to its surface, method of making such composite fibers by surface treatment of fibers followed by either treating such fibers with premade crystallization seeds or by precipitation and direct crystallization of seeds onto pretreated fibers. Controlling and tuning the properties of inorganic binder compositions with fiber-bound crystallization seeds and thereby generating inorganic binder compositions with tailor-made characteristics.
    Type: Application
    Filed: August 21, 2014
    Publication date: July 7, 2016
    Applicant: Construction Research & Technology GMBH
    Inventors: Radoslaw KIERAT, Bernhard FEICHTENSCHLAGER, Christoph HESSE, Dunja HIRSEMANN