Patents by Inventor Marc Gottlieb

Marc Gottlieb 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: 8834160
    Abstract: A dental wedge and forming device utilizing a unitary body having a pair of wings which are intended to lie against the outer surfaces of adjacent teeth, either on the lingual or buccal region of the teeth. A curved nose is constructed to extend between the adjacent teeth and includes a flat side and an opposite radiused side. A pair of the devices are nested in opposition in order to hold a dental matrix band in place about a prepared tooth, thus allowing a dental practitioner to practice proper biomimetic restorative techniques.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: September 16, 2014
    Inventors: Marc Gottlieb, Craig Bruns
  • Patent number: 5190168
    Abstract: A refillable rack (10) for storing and dispensing a plurality of items, particularly dental trays (12), has one or more vertical slots (30) in a front wall (28). The defining edges of each slot (30) slidably engage vertical grooves (72) in the dental trays (12) such that a plurality of dental trays may be stacked in each slot. In a preferred embodiment, a movable member (76) at the bottom of each slot is biased to a first position wherein the width of the bottom of the slot (30) is narrower than the spacing between the grooves (72) for retaining the dental trays in the slot, and a second position wherein the width of the bottom of the slot (30) is equal to or greater than the spacing between the grooves (72) such that the lowermost dental tray (12) may be removed from the bottom of the slot, the movable member (76) preferably being movable to its second position by gripping the handle of the lowermost dental tray and moving it downward in the slot against the member for urging it to its second position.
    Type: Grant
    Filed: December 11, 1990
    Date of Patent: March 2, 1993
    Assignee: Affordable Dental Products
    Inventors: Leonard French, Marc Gottlieb