Patents by Inventor Andreas Zerr

Andreas Zerr 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).

  • COMPOSITIONS, METHODS, AND KITS FOR DETECTION OF LIPOLYTIC ACTIVITY
    Publication number: 20210096130
    Abstract: The present disclosure provides compositions, methods, and kits for detecting lipolytic activity. In some embodiments, the composition comprises an aqueous assay sample and an organic solvent, wherein the organic solvent comprises 4-methylumbelliferyl oleate (4MuO). Also provided herein are methods for determining the stability of a protein preparation.
    Type: Application
    Filed: September 9, 2020
    Publication date: April 1, 2021
    Inventors: Hanns-Christian MAHLER, Filip FEDOROWICZ, Michael JAHN, Andreas ZERR, Atanas KOULOV
  • Positioning aid for a core drilling machine
    Patent number: 9782865
    Abstract: A positioning aid is disclosed for a core drilling machine, having a core drill for creating a hollow-cylindrical drill hole. The positioning aid includes a light source for creating a centring pattern on a workpiece. The positioning aid is fastened in a releasable and centered manner to the core drilling machine. The positioning aid may include a laser pointer, which is releasably fastened to a centring pin.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: October 10, 2017
    Assignee: C. & E. Fein GmbH
    Inventors: Boris Richt, Andreas Zerr
  • Positioning Aid For A Core Drilling Machine
    Publication number: 20160151873
    Abstract: A positioning aid is disclosed for a core drilling machine, having a core drill for creating a hollow-cylindrical drill hole. The positioning aid includes a light source for creating a centring pattern on a workpiece. The positioning aid is fastened in a releasable and centred manner to the core drilling machine. The positioning aid may include a laser pointer, which is releasably fastened to a centring pin.
    Type: Application
    Filed: December 1, 2015
    Publication date: June 2, 2016
    Inventors: Boris Richt, Andreas Zerr
  • Silicon carbonitride with spinel structure
    Patent number: 6964932
    Abstract: A compound having a space spinel structure and the formula Si3-x Cx N4 wherein 0<x?1. An example of the compound is spinel silicon carbonitride. The compound of the invention may be made by providing a silicon carbo-diimide compound and subjecting the compound to elevated temperature and pressure conditions.
    Type: Grant
    Filed: August 27, 2002
    Date of Patent: November 15, 2005
    Inventors: Andreas Zerr, Edwin Rolf Balduin Kroke, Ralf Peter Riedel, Marcus Rolf Schwarz
  • Silicon carbonitride with spinel structure
    Publication number: 20050031521
    Abstract: A compound having a space spinel structure and the formula Si3-x Cx N4 wherein 0<x?1. An example of the compound is spin el silicon carbonitride. The compound of the invention may be made by providing a silicon carbo-diimide compound and subjecting the compound to elevated temperature and pressure conditions.
    Type: Application
    Filed: August 27, 2002
    Publication date: February 10, 2005
    Inventors: Andreas Zerr, Edwin Kroke, Ralf Riedel, Marcus Schwarz