Patents by Inventor Mary Julia Prewitt

Mary Julia Prewitt 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).

  • ORTHODONTIC RETAINER CLEANING CASE
    Publication number: 20190021473
    Abstract: A lidded plastic container has a plunger in the lid which pushes dental appliances down into a cleaning solution. The container includes vent holes in its lid to allow gas-evolving cleaning agents to vent without building up pressure inside the container and to drain the fluid from the container.
    Type: Application
    Filed: September 27, 2018
    Publication date: January 24, 2019
    Inventor: Mary Julia Prewitt
  • Orthodontic retainer cleaning case
    Patent number: 10092381
    Abstract: A lidded plastic container has a plunger in the lid which pushes dental appliances down into a cleaning solution. The container includes vent holes in its lid to allow gas-evolving cleaning agents to vent without building up pressure inside the container and to drain the fluid from the container.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: October 9, 2018
    Inventor: Mary Julia Prewitt
  • ORTHODONTIC RETAINER CLEANING CASE
    Publication number: 20160271656
    Abstract: A lidded plastic container has a plunger in the lid which pushes dental appliances down into a cleaning solution. The container includes vent holes in its lid to allow gas-evolving cleaning agents to vent without building up pressure inside the container and to drain the fluid from the container.
    Type: Application
    Filed: June 1, 2016
    Publication date: September 22, 2016
    Inventor: Mary Julia Prewitt
  • Orthodontic retainer cleaning case
    Patent number: 9358084
    Abstract: A lidded plastic container has a plunger in the lid which pushes clear trays (that usually float) down into a cleaning solution. The container may include vent holes in its lid to allow gas evolving cleaning agents to vent without building up pressure inside the container.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: June 7, 2016
    Inventor: Mary Julia Prewitt
  • ORTHODONTIC RETAINER CLEANING CASE
    Publication number: 20120181192
    Abstract: A lidded plastic container has a plunger in the lid which pushes clear trays (that usually float) down into a cleaning solution. The container may include vent holes in its lid to allow gas evolving cleaning agents to vent without building up pressure inside the container.
    Type: Application
    Filed: January 14, 2011
    Publication date: July 19, 2012
    Inventor: Mary Julia Prewitt