Patents by Inventor George Marshall Sawyer

George Marshall Sawyer 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).

  • Two containers facilitate the watering and nourishing of plants grown in containers
    Publication number: 20040148856
    Abstract: The invention comprises two containers that are used to facilitate the watering and nourishing of plants grown in containers.
    Type: Application
    Filed: February 5, 2003
    Publication date: August 5, 2004
    Inventor: George Marshall Sawyer
  • Developing tray for diazo
    Publication number: 20030063911
    Abstract: This invention facilitates the development of Diazo papers in small applications where a hand held unit is desirable. An example is where children want to make a silhouette print of a leaf.
    Type: Application
    Filed: September 26, 2002
    Publication date: April 3, 2003
    Inventor: George Marshall Sawyer