Patents by Inventor Milan Kremr

Milan Kremr 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).

  • Method of preparing the backer for the manufacture of man-made leather
    Patent number: 3947316
    Abstract: A method of preparing a backer for use in the production of man-made leather containing from 20 to 50% by weight of tanned collagen fibrous material.
    Type: Grant
    Filed: December 21, 1971
    Date of Patent: March 30, 1976
    Assignee: Statni vyzkumny ustav kozedelny
    Inventors: Milan Kremr, Vaclav Hrabovsky