Patents by Inventor Helen K. Brookfield

Helen K. Brookfield 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).

  • Reusable baby napkin
    Patent number: 4300563
    Abstract: The present invention provides a baby's napkin for a baby comprising a relatively moisture impervious outer layer and a relatively moisture absorbent inner layer secured to one another and having extended portions adapted to be tied together to secure the napkin to a baby.
    Type: Grant
    Filed: June 16, 1980
    Date of Patent: November 17, 1981
    Inventor: Helen K. Brookfield
  • Diaper cover
    Patent number: D258245
    Type: Grant
    Filed: September 21, 1977
    Date of Patent: February 17, 1981
    Inventor: Helen K. Brookfield
  • Baby carrying garment
    Patent number: D260695
    Type: Grant
    Filed: February 27, 1979
    Date of Patent: September 15, 1981
    Inventor: Helen K. Brookfield