Patents by Inventor Ervin R. Colle

Ervin R. Colle 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).

  • Concrete wall construction
    Patent number: 4268192
    Abstract: A concrete water retaining wall is formed by driving a plurality of concrete cylinder piles into the earth in closely spaced relationship along a line. Thereafter, elongated tubular flexible bags are inserted down into the spaces between adjacent cylinder piles and a cementitious hardenable material, such as grout, is pumped into the bags to expand them and to form a filler having an hourglass shaped cross section which interlocks with and forms a seal between adjacent piles.
    Type: Grant
    Filed: September 11, 1978
    Date of Patent: May 19, 1981
    Assignee: Raymond International Builders, Inc.
    Inventor: Ervin R. Colle
  • Form for erosion control structures
    Patent number: 4184788
    Abstract: A form for erosion control structures, which is made of at least two sheets of flexible material joined about their entire periphery forming a space adapted to receive a flowable material therein, is provided with a fluid transmitting material attached to one of the sheets about its periphery for equalizing hydrostatic pressure developing between the form and the surface upon which the form rests.
    Type: Grant
    Filed: October 18, 1976
    Date of Patent: January 22, 1980
    Assignee: Raymond International, Inc.
    Inventor: Ervin R. Colle