Patents by Inventor Lu-Wen CHANG

Lu-Wen CHANG 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: 20200017268
    Abstract: A soft package with strengthened hot pressing traces includes a first side wall and a second side wall formed with a folded portion along a folding line and the distal edge of the second side wall is securely adhered to that of the first side wall except of the folding line and the distal edge of the folded portion. A top wall is divided into a first portion and a second portion, wherein a distal edge of the first portion of the top wall is securely adhered to that of the folded portion and a distal edge of the second portion is securely adhered to that of a top portion of the first side wall to form a bag structure. Two strengthened pressing traces are formed on two opposite sides of the top wall. A nozzle is mounted onto the top wall and outwardly extending through the top wall.
    Type: Application
    Filed: July 12, 2018
    Publication date: January 16, 2020
    Inventor: Lu-Wen CHANG
  • Patent number: 8806843
    Abstract: A self-standing bag with foldable flanges includes a main body, available with two corresponding side walls and a top connected at the top of two side walls. A nozzle is set centrally or laterally onto the top wall, and covered by a cover in openable state. The foldable flanges are arranged at the top of two side walls of the main bag body, and openings are formed between two corresponding sides of the foldable flanges. The self-standing bag can be positioned more reliably for an improved advertising effect.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: August 19, 2014
    Assignee: S-Pouch Pak Co., Ltd.
    Inventor: Lu-Wen Chang
  • Publication number: 20120275727
    Abstract: A self-standing bag with foldable flanges includes a main body, available with two corresponding side walls and a top connected at the top of two side walls. A nozzle is set centrally or laterally onto the top wall, and covered by a cover in openable state. The foldable flanges are arranged at the top of two side walls of the main bag body, and openings are formed between two corresponding sides of the foldable flanges. The self-standing bag can be positioned more reliably for an improved advertising effect.
    Type: Application
    Filed: July 11, 2012
    Publication date: November 1, 2012
    Applicant: S-Pouch Pak Co.,Ltd.
    Inventor: Lu-Wen CHANG
  • Publication number: 20100054633
    Abstract: The present invention provides a self-standing bag with foldable flanges. The bag includes a main body, available with two corresponding side walls and a top/bottom wall connected between the top/bottom of two side walls. There are foldable flanges arranged at the top of two side walls of the main bag body, and openings are formed between two corresponding sides of the foldable flanges. The self-standing bag is positioned more reliably for an improved ads effect.
    Type: Application
    Filed: August 24, 2009
    Publication date: March 4, 2010
    Applicants: RADIA Co., Ltd.
    Inventor: Lu-Wen CHANG