Patents by Inventor Helen C. Kulka

Helen C. Kulka 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: 3942306
    Abstract: Animal noise protection devices of various forms are provided for insulating the animal from environmental noise. In certain forms, an enclosure for the animal is constructed of sound insulation material, with means in the form of hinged doors being provided for permitting ingress and egress of the animal to and from the shelter. Other type devices comprise a collar harness or head band for the animal which encircles at least the ears of the animal and is formed by or has associated therewith sound insulation material.
    Type: Grant
    Filed: April 8, 1974
    Date of Patent: March 9, 1976
    Inventor: Helen C. Kulka
  • Patent number: 3934552
    Abstract: An animal shelter suitable for protecting a pet from loud and/or sudden external noises. The shelter comprises preferably a bag-like housing having at least one entrance and/or exit opening and is constructed of at least one sound absorbing layer and one sound barrier layer of flexible, non-rigid material. The preferred wall structure for the shelter consists of a flexible outer bag member of pliable, weather-resistant vinyl, an intermediate layer of sound and heat insulating material such as a natural or synthetic fibrous product, and an inner layer of fabric or leaded vinyl. The shelter is provided with means for attachment to a rigid base member to facilitate entrance and exit by the animal.
    Type: Grant
    Filed: July 29, 1974
    Date of Patent: January 27, 1976
    Inventor: Helen C. Kulka