Patents by Inventor Petra Tewes-Schwarzer

Petra Tewes-Schwarzer 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).

  • Publication number: 20040013828
    Abstract: The invention relates to a pack made of a flexible support that is suitable for picking up liquids and/or that is absorbent, consisting of at least one sheet-like component (2, 3), which is characterized in that at least one of the components (2) consists of at least two subcomponents (4, 5), which are detachably joined to each other (8, 9, 10), a care set containing a pack, as well as the production and the use of said pack.
    Type: Application
    Filed: April 23, 2003
    Publication date: January 22, 2004
    Inventor: Petra Tewes-Schwarzer
  • Publication number: 20030203016
    Abstract: The invention relates to an agent characterized in trhat it comprises 0.1 to 100 weight percent of freeze-dried paramylon, ist production and use.
    Type: Application
    Filed: May 12, 2003
    Publication date: October 30, 2003
    Inventors: Wolfgang Suwelack, Petra Tewes-Schwarzer, Dietrich Baumer, Uwe Kahmann
  • Publication number: 20030049325
    Abstract: The invention relates to an agent for oral intake containing at least one compressed, non-toxic carrier which is at least partially broken down, or can be broken down, or is eliminated or can be eliminated via the digestive tract, whereby the carrier, after expanding in the stomach, has a sponge-like structure, characterized in that the carrier, at least partially, has a collagen structure; it also relates to a process for the production of the agent of the above-mentioned type, wherein a fine-pore sponge consisting of collagen and having a density ranging from 0.005 g/cm3 to 1 g/cm3—which has optionally been treated with at least one active ingredient and/or additive prior to the pressing procedure, optionally in the presence of a mold-release agent—is compressed to half to one-fiftieth, preferably one-third to one-thirtieth of its original size, and it also relates to the use of this agent and of this process.
    Type: Application
    Filed: October 15, 2002
    Publication date: March 13, 2003
    Inventors: Wolfgang Suwelack, Petra Tewes-Schwarzer, Rudiger Groning