Patents by Inventor Albert E. Barrows

Albert E. Barrows 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).

  • Patent number: 8474109
    Abstract: Slider assemblies and methods of manufacturing slider assemblies including a slider with a locking feature that cooperates with a plurality of coils of a standard zipper component. In some embodiments, the slider is capable of moving freely along the length of the zipper component when sufficient force is applied to the slider, but is capable of being locked in position when sufficient force is no longer applied to the slider. In certain embodiments, the locking feature is generally M-shaped. In some embodiments, the sliders are formed using injection molding techniques.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: July 2, 2013
    Assignee: YKK Corporation
    Inventors: Shigeyoshi Takazawa, Albert E. Barrows, John B. Sears
  • Publication number: 20110214261
    Abstract: Slider assemblies and methods of manufacturing slider assemblies comprising a slider with a locking feature that cooperates with a plurality of coils of a standard zipper component. In some embodiments, the slider is capable of moving freely along the length of the zipper component when sufficient force is applied to the slider, but is capable of being locked in position when sufficient force is no longer applied to the slider. In certain embodiments, the locking feature is generally M-shaped. In some embodiments, the sliders are formed using injection molding techniques.
    Type: Application
    Filed: March 5, 2010
    Publication date: September 8, 2011
    Inventors: Shigeyoshi Takazawa, Albert E. Barrows, John B. Sears