Patents by Inventor Albert Pietkivitch

Albert Pietkivitch 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: 4676748
    Abstract: An occlusal impression device includes first and second impression waxes for deforming in response to pressed engagement therewith and a continuous sheet support means laminated thereto for supporting the impression waxes and for placing the impression waxes into a mouth in a position for engagement with mandibular and maxillary teeth. The impression waxes and support means are flat, coplanar and include a grip portion which extends from the support means to enable insertion of the first and second impression waxes into a mouth in a position for simultaneous engagement with all of the mandible and maxilla teeth. The support means is configured for folding from a storage position to an exposed position and includes a surface thereon for permanently recording the identification of the patient making the impressions in the occlusal impression device.
    Type: Grant
    Filed: July 7, 1986
    Date of Patent: June 30, 1987
    Assignee: Walter A. Hackler
    Inventor: Albert Pietkivitch