Patents by Inventor Maher Al Ibrahim

Maher Al Ibrahim 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).

  • Process for preparing thieno[3,4-B] pyrazine copolymers,thieno[3,4-B]—pyrazine copolymers prepared by this process, and their use
    Patent number: 8217136
    Abstract: New thieno[3,4-b]pyrazine copolymers are prepared by reacting 5,7-functionalized thieno[3,4-b]pyrazines with substituted aromatics in the presence of solvents, bases and polymerization catalysts, the copolymers thus prepared being employed preferably in the production of photovoltaic cells.
    Type: Grant
    Filed: March 22, 2007
    Date of Patent: July 10, 2012
    Assignees: Thüringisches Institut für Textil-und Kunststoff-Forschung E.V., Friedrich Schiller Universität Jena
    Inventors: Steffi Sensfuss, Maher Al Ibrahim, Lars Blankenburg, Elisabeth Klemm, Raja Shahid Ashraf, Munazza Shahid
  • Process for Preparing Thieno[3,4-B] Pyrazine Copolymers,Thieno[3,4-B]- Pyrazine Copolymers Prepared by this Process, and their use
    Publication number: 20090227763
    Abstract: New thieno[3,4-b]pyrazine copolymers are prepared by reacting 5,7-functionalized thieno[3,4-b]pyrazines with substituted aromatics in the presence of solvents, bases and polymerization catalysts, the copolymers thus prepared being employed preferably in the production of photovoltaic cells.
    Type: Application
    Filed: March 22, 2007
    Publication date: September 10, 2009
    Inventors: Steffi Sensfuss, Maher Al Ibrahim, Lars Blankenburg, Elisabeth Klemm, Raja Shahid Ashraf, Munazza Shahid