Patents by Inventor Kurt Seidl

Kurt Seidl 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).

  • Whitish writing and marking fluid for capillary systems and writing instrument
    Patent number: 11542401
    Abstract: A whitish writing and/or marking fluid, in particular white writing and/or marking fluid, for writing instruments, in particular for capillary writing instruments, or for cosmetic applications, that has a viscosity of less than 30 mPa s (Brookfield, 20° C., cone plate CPE-40), and contains 5 to 15 wt % of an anionic dispersion of a hard resin, an aqueous titanium dioxide dispersion, and a preservative.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: January 3, 2023
    Assignee: Faber-Castell AG
    Inventors: Tatiana Appel, Gerhard Lugert, Kurt Seidl
  • WHITISH WRITING AND MARKING FLUID FOR CAPILLARY SYSTEMS AND WRITING INSTRUMENT
    Publication number: 20190315982
    Abstract: A whitish writing and/or marking fluid, in particular white writing and/or marking fluid, for writing instruments, in particular for capillary writing instruments, or for cosmetic applications, that has a viscosity of less than 30 mPa s (Brookfield, 20° C., cone plate CPE-40), and contains 5 to 15 wt % of an anionic dispersion of a hard resin, an aqueous titanium dioxide dispersion, and a preservative.
    Type: Application
    Filed: April 15, 2019
    Publication date: October 17, 2019
    Inventors: TATIANA APPEL, GERHARD LUGERT, KURT SEIDL
  • Device for detecting the positions of pivotable parts of a point
    Patent number: 6164600
    Abstract: Device for detecting the positions of pivotable parts of a rail switch, such as, e.g., tongue rails (1, 2) by at least one sensor designed as a continuous distance sensor (4,5,6,7), wherein the sensor output is connected to a circuit arrangement (10) for two separate evaluations, the first evaluation being configured as a distance evaluation and the second evaluation being configured as a function control of the sensor, as well as a method for evaluating signals.
    Type: Grant
    Filed: September 14, 1998
    Date of Patent: December 26, 2000
    Assignee: VAE Aktiengesellschaft
    Inventors: Kurt Seidl, Josef Frauscher