Patents by Inventor Ellen M. Stieber

Ellen M. Stieber 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).

  • Method for Ablating a Label With a Laser
    Publication number: 20220145135
    Abstract: A method for ablating a label having a topcoat layer and a sacrificial layer includes irradiating at least one target region on the topcoat layer with a laser beam and further includes removing the topcoat layer and at least a portion of the sacrificial layer in the at least one target region.
    Type: Application
    Filed: January 20, 2022
    Publication date: May 12, 2022
    Inventors: Kevin J. Stafeil, Jon E. Dable, Ellen M. Stieber
  • Label construction for ablative laser marking
    Patent number: 11261348
    Abstract: A label has a topcoat layer and a sacrificial layer. The topcoat layer has a first color having a first L-value and the sacrificial layer has a second color having a second L-value. The topcoat layer comprises at least one reflective pigment and a polymeric binder and the sacrificial layer comprises at least one infrared (IR) absorbing material and a polymeric binder. The first L-value is greater than the second L-value, and the total amount of the at least one reflective pigment is from 40 wt % to 80 wt %, based on the weight of the topcoat layer.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: March 1, 2022
    Assignee: Brady Worldwide, Inc.
    Inventors: Kevin J. Stafeil, Jon E. Dable, Ellen M. Stieber
  • Label Construction for Ablative Laser Marking
    Publication number: 20190284440
    Abstract: A label has a topcoat layer and a sacrificial layer. The topcoat layer has a first color having a first L-value and the sacrificial layer has a second color having a second L-value. The topcoat layer comprises at least one reflective pigment and a polymeric binder and the sacrificial layer comprises at least one infrared (IR) absorbing material and a polymeric binder. The first L-value is greater than the second L-value, and the total amount of the at least one reflective pigment is from 40 wt % to 80 wt %, based on the weight of the topcoat layer.
    Type: Application
    Filed: March 15, 2019
    Publication date: September 19, 2019
    Inventors: Kevin J. Stafeil, Jon E. Dable, Ellen M. Stieber