Patents by Inventor Mark R. Rosenberg

Mark R. Rosenberg 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: 5910147
    Abstract: A replaceable comedone extractor includes a body, a pimple drain member and a lancet. The body has a length, and a substantial middle region shaped for being held by a thumb and forefinger. A first end of the body is formed into the shape of a pimple drain member. In a first preferred embodiment, the replaceable comedone extractor is intended to be replaceable, the lancet is molded into the second end of the body. In a second preferred embodiment, the replaceable comedone extractor has a second end which has a horizontal slot and at least one retaining notch formed therein to receive a disposable lancet. In a third preferred embodiment, the replaceable comedone extractor has a second end which has a horizontal bore formed therein to firmly receive a retractable lancet assembly. In a fourth preferred embodiment, an angled replaceable comedone extractor has a second end which is bent up toward the first end at an obtuse angle.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: June 8, 1999
    Assignee: Donald J. Ersler
    Inventors: Mark R. Rosenberg, Donald J. Ersler