Patents by Inventor Dorothea Steinborn

Dorothea Steinborn 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: 5525389
    Abstract: The invention relates to a self-adhesive, plasticizer-containing laminate consisting ofa) a film-forming polymeric layer containing dyestuffs and/or pigments,b) a pressure-sensitive adhesive layer, andc) a removable, preferably siliconized protective film covering the pressure-sensitive adhesive layer,the film-forming polymeric layer a) of which is at least entirely covered by a layer being resistant towards the other components of the laminate and towards the materials used in the production of the laminate. The invention further relates to the use of said laminate as artificial nails applicable to toenails or fingernails.
    Type: Grant
    Filed: August 31, 1994
    Date of Patent: June 11, 1996
    Assignee: LTS Lohmann Therapie-Systeme GmbH & Co. KG
    Inventors: Hans-Rainer Hoffmann, Reinhard von Kleinsorgen, Gunter Simon, Dorothea Steinborn
  • Patent number: 5415903
    Abstract: The invention relates to a self-adhesive laminate, shapeable to toe and fingernails, containinga) a film-forming polymer layer containing at least one plasticizer,b) a pressure-sensitive adhesive layer located thereon, andc) a carrier film which covers the pressure-sensitive adhesive layer and can be removed again, wherein the film-forming layer a) is also covered on the other side, at least over the entire surface, withd) a protective layer, which is likewise removable and is resistant to the other constituents of the laminate and the materials used in the preparation of the laminate.The invention also relates to a process for the preparation of such a laminate and to its use for application to toenails or fingernails as synthetic nails.
    Type: Grant
    Filed: February 7, 1994
    Date of Patent: May 16, 1995
    Assignee: LTS Lohmann Therapie-Systeme GmbH & Co. KG
    Inventors: Hans-Rainer Hoffman, Reinhard von Kleinsorgen, Guenter Simon, Dorothea Steinborn