Patents by Inventor Karen Chow

Karen Chow 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: 8448887
    Abstract: The present matter provides an improved grating surface and graters having an improved grating surface. The grating surface includes one or more cutting blades extending outwardly from the grating surface each including a cutting edge, and at least one groove located on the grating surface and extending towards the cutting edge of the at least one cutting blade. The at least one groove can be located on the cutting blade surface and extend towards and into the cutting edge. The at least one grove can be formed by chemical etching techniques (e.g. in a grating surface of metal such as stainless steel). Grooves and cutting blades can be simultaneously formed in a grating surface by chemical etching.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: May 28, 2013
    Assignee: Browne & Co.
    Inventors: David Green, David Chan, Karen Chow
  • Patent number: D750083
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: February 23, 2016
    Inventor: Karen Chow
  • Patent number: D762271
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: July 26, 2016
    Assignee: Spin Master Ltd.
    Inventor: Karen Chow
  • Patent number: D921128
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: June 1, 2021
    Assignee: SPIN MASTER LTD.
    Inventor: Karen Chow
  • Patent number: D921129
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: June 1, 2021
    Assignee: SPIN MASTER LTD.
    Inventor: Karen Chow