Patents by Inventor Leopold Leitner

Leopold Leitner 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).

  • Article of manufacture made of composite material, for incorporation into a civil engineering structure
    Patent number: 9366021
    Abstract: An article of manufacture is disclosed for incorporating into a civil engineering structure, for example a concrete structure, such as a floor. The article comprises a substantially fully cured thermosetting polymer resin and a particulate aggregate material having a Mohs hardness of from 3 to 9, preferably from 5 to 8. The article optionally comprises a reinforcing fiber. The hardness of the article can be closely matched to that of the surrounding structure. The article can be ground with a diamond tool to form a smooth transition with the surrounding structure. The article is particularly suitable for incorporation into an exposed surface of the structure.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: June 14, 2016
    Inventors: Hans Voet, Leopold Leitner
  • ARTICLE OF MANUFACTURE MADE OF COMPOSITE MATERIAL, FOR INCORPORATION INTO A CIVIL ENGINEERING STRUCTURE
    Publication number: 20140242863
    Abstract: An article of manufacture is disclosed for incorporating into a civil engineering structure, for example a concrete structure, such as a floor. The article comprises a substantially fully cured thermosetting polymer resin and a particulate aggregate material having a Mohs hardness of from 3 to 9, preferably from 5 to 8. The article optionally comprises a reinforcing fiber. The hardness of the article can be closely matched to that of the surrounding structure. The article can be ground with a diamond tool to form a smooth transition with the surrounding structure. The article is particularly suitable for incorporation into an exposed surface of the structure.
    Type: Application
    Filed: October 19, 2012
    Publication date: August 28, 2014
    Inventors: Hans Voet, Leopold Leitner