Patents by Inventor Alfredo Crespan

Alfredo Crespan 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).

  • Sports shoe incorporating an elastic insert in the heel
    Patent number: 5369896
    Abstract: A sports shoe having a vamp and a lower support part which includes a sole, and a wedge arranged on said sole, a mounting insole an additional insole, which is in contact with the user's foot. The shoe includes, associated with the lower support part, an insert including elements which are elastically deformable under pressure and which are enclosed in an airtight casing advantageously of a plastic material, the insert being arranged in a seat provided in the wedge and in the mounting insole in a position corresponding with the heel of the foot. A further insert may be provided at a different location in the shoe.
    Type: Grant
    Filed: March 1, 1993
    Date of Patent: December 6, 1994
    Assignee: Fila Sport S.p.A.
    Inventors: Enrico Frachey, Alfredo Crespan
  • Sports shoe incorporating an elastic insert in the heel
    Patent number: 5092060
    Abstract: A sports shoe having a vamp and a lower support part which includes a sole, and a wedge arranged on said sole, a mounting insole and an additional insole which is in contact with the user's foot. The shoe includes, associated with the lower support part, an insert including elements which are elastically deformable under pressure and which are enclosed in an airtight casing advantageously of a plastic material, the insert being arranged in a seat provided in the wedge and in the mounting insole in a position corresponding with the heel of the foot. A further insert may be provided at a different location of the shoe.
    Type: Grant
    Filed: May 24, 1990
    Date of Patent: March 3, 1992
    Inventors: Enrico Frachey, Alfredo Crespan
  • Shoe insert
    Patent number: D330627
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: November 3, 1992
    Assignee: Global Sports Technologies, Inc.
    Inventors: Enrico Frachey, Alfredo Crespan
  • Shoe insert
    Patent number: D330628
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: November 3, 1992
    Assignee: Global Sports Technologies, Inc.
    Inventors: Enrico Frachey, Alfredo Crespan
  • Shoe insert
    Patent number: D335951
    Type: Grant
    Filed: May 27, 1992
    Date of Patent: June 1, 1993
    Assignee: Global Sports Technologies Inc.
    Inventors: Enrico Frachey, Alfredo Crespan
  • Shoe insert
    Patent number: D339906
    Type: Grant
    Filed: May 22, 1992
    Date of Patent: October 5, 1993
    Assignee: Global Sports Technologies, Inc.
    Inventors: Enrico Frachey, Alfredo Crespan