Patents by Inventor Dorian Filipescu

Dorian Filipescu 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).

  • Column protector deterring unauthorized climbing access by human being
    Patent number: 5782041
    Abstract: A guard (12) for a column (10) includes a flexible metal sheet (14) having a plurality of individual barblike means (20) extending outwardly from a common major sheet surface with each barblike means (20) having four sidewall points (28) extending in respectively different directions. The guard (12) is installed on a column by wrapping around the column (10) and secured thereto by a metal strip (30) clamped about the guard.
    Type: Grant
    Filed: April 11, 1997
    Date of Patent: July 21, 1998
    Inventor: Dorian Filipescu