Patents by Inventor Dal Palu e,acu uAttilio

Dal Palu e,acu uAttilio 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).

  • Temperature and/or pressure resistant hose
    Patent number: 5439035
    Abstract: A hose including a number of circumferential corrugations substantially parallel to one another when the hose is unbent, separated by grooves, and connected in a longitudinal direction by ribs, so that each corrugation is connected to at least one adjacent corrugation. The ribs form at least two groups of angularly-offset ribs, and the ribs in the first group alternate with the ribs in the second group.
    Type: Grant
    Filed: May 20, 1994
    Date of Patent: August 8, 1995
    Assignee: Fabbrica Italiana Serrature Torino, S.p.A.
    Inventor: Dal Palu e,acu uAttilio