Patents by Inventor Lloyd Rosenwein

Lloyd Rosenwein 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).

  • Patent number: D289865
    Type: Grant
    Filed: May 7, 1985
    Date of Patent: May 19, 1987
    Assignee: Charmant
    Inventors: Lloyd Rosenwein, Frances Alchek