Patents by Inventor Josip Vlahek

Josip Vlahek 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).

  • Fishing equipment
    Patent number: 5749167
    Abstract: A fishing lure which can be used in association with a hook on a line or also in association with a squid jig which fishing lure has at least one aperture sealed with a spring loaded member which, when depressed, allows for the injection of berley. The fishing lure has at least one aperture through which the burley can be released and it is also capable of exhibiting a degree of motion when in use in the water.
    Type: Grant
    Filed: February 21, 1995
    Date of Patent: May 12, 1998
    Inventor: Josip Vlahek
  • Fishing tackle
    Patent number: 5319876
    Abstract: An article of fishing tackle comprising an open compartment, preferably in the form of a cone having an aperture through which a fishing line can pass and being adapted to be mounted on a fishing line above a hook, the density of the article being little different from water so that during casting and retrieval it moves to a position adjacent the hook to protect the bait on the hook and the hook but when the hook is in the water it moves away from the hook to enable fish to strike the hook.
    Type: Grant
    Filed: March 23, 1993
    Date of Patent: June 14, 1994
    Inventor: Josip Vlahek
  • Process for thermoforming thermoplastic sheet materials
    Patent number: 4595554
    Abstract: The present invention relates to an improved plug or tool for use in the production of shaped articles from thermoplastic sheet materials. An important feature of the present invention is that the tool or plug comprises a body portion which incorporates one or more inserts which possess a thermal conductivity different from the thermal conductivity of the body portion.
    Type: Grant
    Filed: November 7, 1984
    Date of Patent: June 17, 1986
    Assignee: W. R. Grace Australia Limited
    Inventors: Lance W. Bullock, Josip Vlahek, Ferenc Kovacs
  • Apparatus for thermoforming thermoplastic sheet materials
    Patent number: 4500277
    Abstract: The present invention relates to an improved plug or tool for use in the production of shaped articles from thermoplastic sheet materials. An important feature of the present invention is that the tool or plug comprises a body portion which incorporates one or more inserts which possess a thermal conductivity different from the thermal conductivity of the body portion.
    Type: Grant
    Filed: January 4, 1983
    Date of Patent: February 19, 1985
    Assignee: W. R. Grace Australia Limited
    Inventors: Lance W. Bullock, Josip Vlahek, Ferenc Kovacs