Patents by Inventor Waldemar Bleier

Waldemar Bleier 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).

  • Clip for the occlusion of an oviduct or vas deferens
    Patent number: 4693251
    Abstract: The clip consists of two separate branches, the facing surfaces of which have profiles which allow the pressure effecting occlusion of the oviduct or vas deferens to be generated only in two separate pressure zones while a cavity is formed as nutrition zone between the two pressure zones to relieve the oviduct or vas deferens of pressure and enable its tissue to be nourished. The branches are connected with one another at both ends by detent closure means.
    Type: Grant
    Filed: December 3, 1985
    Date of Patent: September 15, 1987
    Assignee: Aesculap-Werke AG
    Inventors: Waldemar Bleier, Theodor Lutze, Harald Stallforth