Patents by Inventor Hiruy Yigezu

Hiruy Yigezu 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).

  • Publication number: 20240166922
    Abstract: Disclosed is composition and in particular a rubberized asphalt composition comprising asphalt, an elastomeric polymer, and an acrylic copolymer, a method to make the composition and uses thereof, useful in roofing underlayment. The underlayment products have improved adhesion at low temperatures.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 23, 2024
    Inventors: Singa D. TOBING, William J. KIRK, Hiruy YIGEZU
  • Publication number: 20240124750
    Abstract: A multilayer composite containing a polymeric membrane, a hot-melt adhesive layer, and a release liner, wherein the hot-melt adhesive layer comprises a thermally curable pressure-sensitive adhesive. The invention further relates to a process to make the composite and to use the composite as a roofing material, label, tape, Graphics and Medical applications.
    Type: Application
    Filed: December 6, 2023
    Publication date: April 18, 2024
    Inventors: Singa D. TOBING, Jason WOLFE, Timothy KLOTS, Philip S. WILLIAMS, Hiruy YIGEZU, Sujith CHACKO
  • Patent number: 9334423
    Abstract: Disclosed herein are compositions comprising an acrylic block copolymer and a UV-curable copolymer, wherein the composition is capable of being crosslinked by means of ultraviolet radiation. Also disclosed herein are methods of making the compositions disclosed herein, comprising providing an acrylic block copolymer, providing a UV-curable copolymer, heating the acrylic block copolymer, heating the UV-curable copolymer, and mixing them together to form a copolymer blend. The compositions and methods disclosed can be used, for instance, in pressure-sensitive adhesive applications including, but not limited to, labels, films, or tapes.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: May 10, 2016
    Assignee: BASF SE
    Inventors: Singa D. Tobing, Hiruy Yigezu
  • Publication number: 20140066539
    Abstract: Disclosed herein are compositions comprising an acrylic block copolymer and a UV-curable copolymer, wherein the composition is capable of being crosslinked by means of ultraviolet radiation. Also disclosed herein are methods of making the compositions disclosed herein, comprising providing an acrylic block copolymer, providing a UV-curable copolymer, heating the acrylic block copolymer, heating the UV-curable copolymer, and mixing them together to form a copolymer blend. The compositions and methods disclosed can be used, for instance, in pressure-sensitive adhesive applications including, but not limited to, labels, films, or tapes.
    Type: Application
    Filed: August 28, 2013
    Publication date: March 6, 2014
    Applicant: BASF SE
    Inventors: Singa D. Tobing, Hiruy Yigezu