Patents by Inventor Paula Seibel

Paula Seibel 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).

  • Diaphragm case or the like
    Patent number: 4289232
    Abstract: A diaphragm case comprises top and bottom portions, approximately circular in shape and hinged together at a point on the circumference. An internal container, integrally molded with the bottom, is adapted to contain a contraceptive cream or jelly and is closed by a cover which forms an airtight enclosure. The top and bottom portions are closed by a latching arrangement which is integrally formed with the respective portions and which is not airtight.
    Type: Grant
    Filed: June 20, 1979
    Date of Patent: September 15, 1981
    Assignee: Paula Seibel
    Inventors: Paula Seibel, Wayne J. Stettler