Patents by Inventor Christian Covi

Christian Covi 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).

  • Patent number: 6092267
    Abstract: A zipper closure including first and second rows of teeth formed on first and second bands. Each tooth has a free end in which a channel is formed. Each channel has a bottom which is convexly curved. The zipper closure includes a slider with a projection for opening and closing the zipper closure.
    Type: Grant
    Filed: February 25, 1998
    Date of Patent: July 25, 2000
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Werner Steinlechner
  • Patent number: 5713110
    Abstract: A zipper closure comprises first and second rows of plastic teeth formed on first and second bands, each said band having an edge bead, said teeth having free ends and opposed back ends fixed to said bands. In said teeth close to said back ends of said teeth decorative stones are formed, each of said decorative stones having a tapered portion with a tip, said tip being directed to said respective band, and lying closer to said respective band as a tangent plane on said edge bead of said band, which tangent plane lies parallel to said band.
    Type: Grant
    Filed: October 1, 1996
    Date of Patent: February 3, 1998
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Werner Steinlechner
  • Patent number: 5588185
    Abstract: A zipper closure includes teeth having decorative stones. The teeth engage each other by respective support surfaces, the extension (h) of which in the direction of the zipper closure is at most as large as the largest diameter (D) of the decorative stones.
    Type: Grant
    Filed: May 10, 1995
    Date of Patent: December 31, 1996
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Werner Steinlechner
  • Patent number: 5511292
    Abstract: The invention relates to a zipper closure comprising a first and second row of teeth formed on a first and second band, each band comprising an edge bead or web, said teeth having free ends, each of which with a channel formed therein, when said zipper closure being closed said free ends of said first row of teeth extending into an area of attachment of said teeth of said second row of teeth and vice versa, whereby said channels receive said edge beads or webs, the zipper closure further comprising a slider with a top cover plate and a bottom cover plate connected by a cross-piece, said slider having a wider front end and a narrower back end, said cross-piece having a front end directed towards said wider front end of said slider and a back end directed towards said narrower back end of said slider.
    Type: Grant
    Filed: June 28, 1995
    Date of Patent: April 30, 1996
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Werner Steinlechner
  • Patent number: 4427733
    Abstract: Small decorative plates for ornamental use, in particular for the decoration of textiles having an effective inner layer with at least one metallic layer, and two thermically activatable melt adhesive layers forming the outer layers on both sides.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: January 24, 1984
    Assignee: D. Swarovski & Co.
    Inventors: Martin Poll, Christian Covi
  • Patent number: 4353765
    Abstract: An account is given of a process for making separate ornament stones with a heat-activated or thermoplastic adhesive coating, in the case of which a number of ornament stones are adhesively joined to a heat-activated adhesive foil and the single stones, with the heat-activated adhesive foil sticking to them, are freed from the compound structure made up of the separate stones and the foil.With this process single ornament stones may readily and simply be coated with a heat-activated adhesive of a true desired thickness where it is needed on the stones.
    Type: Grant
    Filed: March 18, 1981
    Date of Patent: October 12, 1982
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Martin Poll
  • Patent number: D385827
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: November 4, 1997
    Assignee: D. Swarovski & Co.
    Inventors: Christian Covi, Werner Steinlechner