Patents by Inventor Ernst Herrmann

Ernst Herrmann 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).

  • Plastic safety closure for bottles simulating the appearance of a traditional cork-type wine bottle closure
    Patent number: 5603422
    Abstract: A closure for wine bottles comprising a rigid head 1 and a tear-off safety portion 10, 11. The tear-off portion 10, 11 is in the form of a skirt having an upper ring 10 and a lower truncated conical portion 11 narrowing in the direction of the ring 10. This ring 10 is connected to the head 1 of the closure by a tear-off zone 17 and a generatrix of the skirt 11 is provided with a tearing off portion 33.
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: February 18, 1997
    Inventor: Ernst Herrmann
  • Safety closure cap
    Patent number: 3968894
    Abstract: A safety closure device for threaded neck bottles which can not be opened by young children because to open it, it is necessary to simultaneously press and turn the closure cap. The closure cap is made of two parts housed the one within the other, the outer one comprising a guarantie ring and ratching formations cooperating with ratching formations of the inner part. Driving members provided on said outer and inner parts coopering together only when these two parts are displaced relatively against a spring means.
    Type: Grant
    Filed: September 29, 1975
    Date of Patent: July 13, 1976
    Inventor: Ernst Herrmann