Patents by Inventor Nicholas A. Marra

Nicholas A. Marra 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).

  • Scrub sponge
    Patent number: 4330220
    Abstract: A scrub sponge comprising, a packet having a rupturable wall and a closed chamber containing a liquid scrub agent, and a cover of foam material having a cavity to receive the packet. The sponge has a puncture member intermediate the cover and the rupturable wall, with the puncture member having a projection facing toward the puncturable wall such that the projection pierces the puncturable wall when the puncture member is pressed toward the packet to release the scrub agent into the cover.
    Type: Grant
    Filed: June 12, 1980
    Date of Patent: May 18, 1982
    Assignee: The Kendall Company
    Inventors: Charles H. Schaar, Nicholas A. Marra, William J. Dunn, Frank K. Villari