Patents by Inventor Rosario D. De Salvo

Rosario D. De Salvo 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).

  • Wringer for a bucket
    Patent number: 9161673
    Abstract: The disclosed wringer for a bucket includes flexible wall members for squeezing around a strip mop. Each wall member has an outer portion, an inner portion, and a transition zone between the outer portion and inner portion and each wall member having an upper face and an under face that is facing the container. On at least one of the wall members at the under face is a least one outwardly projecting rib extending through the transition zone.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: October 20, 2015
    Assignee: 3M Innovative Properties Company
    Inventors: Valentina Tronconi, Lloyd S. Vasilakes, Edgardo Angelini, Rosario D. De Salvo, Sandro F. U. Pizzi
  • WRINGER FOR A BUCKET
    Publication number: 20130340199
    Abstract: The disclosed wringer for a bucket includes flexible wall members for squeezing around a strip mop. Each wall member has an outer portion, an inner portion, and a transition zone between the outer portion and inner portion and each wall member having an upper face and an under face that is facing the container. On at least one of the wall members at the under face is a least one outwardly projecting rib extending through the transition zone.
    Type: Application
    Filed: June 26, 2012
    Publication date: December 26, 2013
    Inventors: Valentina Tronconi, Lloyd S. Vasilakes, Edgardo Angelini, Rosario D. De Salvo, Sandro F.U. Pizzi
  • Wringer
    Patent number: D683095
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: May 21, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Lloyd S. Vasilakes, Valentina Tronconi, Edgardo Angelini, Rosario D. De Salvo, Sandro F. U. Pizzi
  • Bucket
    Patent number: D684328
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: June 11, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Lloyd S. Vasilakes, Valentina Tronconi, Edgardo Angelini, Rosario D. De Salvo, Sandro F. U. Pizzi