Patents by Inventor Dalil M Rahman

Dalil M Rahman 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).

  • Antireflective coating composition and process thereof
    Patent number: 8906590
    Abstract: The invention relates to an antireflective coating composition comprising a crosslinker and a crosslinkable polymer capable of being crosslinked by the crosslinker, where the crosslinkable polymer comprises a unit represented by structure (1): -A-B-C-??(1) where A is a fused aromatic ring, B has a structure (2), and C is a hydroxybiphenyl of structure (3) where R1 is C1-C4alkyl and R2 is C1-C4alkyl. The invention further relates to a process for forming an image using the composition.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: December 9, 2014
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Dalil M Rahman, Douglas McKenzie, Jianhui Shan, JoonYeon Cho, Salem K. Mullen, Clement Anyadiegwu