Patents by Inventor Dipak Boral

Dipak Boral 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).

  • Formable films, laminate structures, and related methods
    Patent number: 12168340
    Abstract: Embodiments of the disclosure relate to a blister package having a laminate structure that is heat-sealable to a lacquer layer on strain-hardened aluminum foil. The blister package includes a lid layer comprising a strain-hardened aluminum foil, a lacquer layer on a sealing surface of the strain-hardened aluminum foil and a laminate structure sealed directly to the lacquer layer. The laminate structure includes a multilayer film and a plurality of wells formed therethrough. The multilayer film includes a first formable layer of a thermoplastic material and a sealing layer of a copolyester material. The sealing layer overlies the first formable layer and has an outer surface opposite the first formable layer. The sealing layer has crystallinity from 5% to 20% as measured by differential scanning calorimetry (DSC). The outer surface of the sealing layer is sealed directly against the lacquer layer.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: December 17, 2024
    Assignee: Flex Films (USA), Inc.
    Inventors: Ashok Chaturvedi, Steven Sargeant, Sudhir Naik, Sanjeev Gupta, Dipak Boral, Pramod Sirsamkar
  • FORMABLE FILMS, LAMINATE STRUCTURES, AND RELATED METHODS
    Publication number: 20220234803
    Abstract: Embodiments of the disclosure relate to a blister package having a laminate structure that is heat-sealable to a lacquer layer on strain-hardened aluminum foil. The blister package includes a lid layer comprising a strain-hardened aluminum foil, a lacquer layer on a sealing surface of the strain-hardened aluminum foil and a laminate structure sealed directly to the lacquer layer. The laminate structure includes a multilayer film and a plurality of wells formed therethrough. The multilayer film includes a first formable layer of a thermoplastic material and a sealing layer of a copolyester material. The sealing layer overlies the first formable layer and has an outer surface opposite the first formable layer. The sealing layer has crystallinity from 5% to 20% as measured by differential scanning calorimetry (DSC). The outer surface of the sealing layer is sealed directly against the lacquer layer.
    Type: Application
    Filed: May 26, 2020
    Publication date: July 28, 2022
    Applicant: Flex Films (USA), Inc.
    Inventors: Ashok Chaturvedi, Steven Sargeant, Sudhir Naik, Sanjeev Gupta, Dipak Boral, Pramod Sirsamkar