Patents by Inventor Steffen Berger

Steffen Berger 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).

  • FEEDING BOTTLE COMPRISING A COLOR CHANGE INDICATOR FOR THE PURPOSE OF TEMPERATURE CONTROL, AND USE OF SAID INDICATOR
    Publication number: 20220409493
    Abstract: The invention relates to a feeding bottle comprising a color change indicator made of thermochromic pigments for temperature control, and the production and use thereof.
    Type: Application
    Filed: November 28, 2020
    Publication date: December 29, 2022
    Inventors: Steffen BERGER, Uwe WAGENKNECHT
  • Teat, Pacifier, Drinking Spout and Teething Ring and Method for the Production Thereof
    Publication number: 20090005811
    Abstract: Teat, pacifier, drinking spout or teething ring, comprising a base body which is made from at least one polymer material, and a transparent, unlcoloured layer, applied to the base body on the outside thereof from a latex and/or a polymer solution by dipping.
    Type: Application
    Filed: November 25, 2006
    Publication date: January 1, 2009
    Applicant: MAPA GmbH Gummi- und Plastikwerke
    Inventors: Alexander DuChesne, Steffen Berger, Heiner Blanken, Gunter Marr
  • Sucking and Chewing Article for Babies or Small Children
    Publication number: 20080208254
    Abstract: The invention relates to a suction or chewing article for babies or small children comprising at least one mouthpiece made of a substantially elastomer material containing at least one elastomer component. According to said invention, the elastomer material contains at least one type of liquid crystal pigment (LC-pigment).
    Type: Application
    Filed: June 15, 2006
    Publication date: August 28, 2008
    Inventors: Steffen Berger, Alexander DuChesne, Gunter Marr
  • Method for influencing the dispersibility, emulsifiability solubility and/or reactivity of low molecular weight solids containing alkyl groups
    Patent number: 6133334
    Abstract: A method for influencing the dispersibility, emulsifiability, solubility and/or reactivity of low molecular weight solids containing alkyl groups wherein low molecular weight solids containing alkyl groups are subjected to a plasma treatment in a frequency range of from 10 kHz to 10 GHz.
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: October 17, 2000
    Assignee: Arplas Geselleschaft Fur Plasmatechnologie mbH
    Inventor: Steffen Berger
  • Process for the chemical modification of solids containing alkyl groups
    Patent number: 6090333
    Abstract: The invention relates to a process for the chemical modification of solids containing alkyl groups. It is provided that the solids containing alkyl groups are heated to temperatures above their melting point and subjected to a plasma treatment in a frequency range from 10 kHz to 10 GHz.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: July 18, 2000
    Assignee: Arplas Gesellschaft fur Plasmatechnologie GmbH
    Inventor: Steffen Berger
  • Process for the chemical modification of solids containing alkyl groups
    Patent number: 5989477
    Abstract: The invention relates to a process for the chemical modification of solids containing alkyl groups. It is provided that the solids containing alkyl groups are heated to temperatures above their melting point and subjected to a plasma treatment in a frequency range from 10 kHz to 10 GHz.
    Type: Grant
    Filed: May 23, 1997
    Date of Patent: November 23, 1999
    Assignee: Arplas Gesellschaft Fur Plasmatechnologie mbH
    Inventor: Steffen Berger
  • Plasma unit
    Patent number: 5925325
    Abstract: The invention relates to a plasma unit, in particular for treating solids containing alkyl groups with a low-temperature plasma, having a treatment reactor and plasma-generation apparatuses assigned to the treatment reactor. It is provided that an apparatus (14) for generating a melt of the solids (24) to be treated is assigned to the treatment reactor (12).
    Type: Grant
    Filed: May 23, 1997
    Date of Patent: July 20, 1999
    Assignee: Arplas Gesellschaft Fur Plasmatechnologie mbH
    Inventors: Steffen Berger, Johannes Messelhauser, Walter Schonherr
  • Process for the chemical modification of liquids containing alkyl groups
    Patent number: 5904816
    Abstract: The invention relates to a process for the chemical modification of liquids containing alkyl groups. It is provided that the liquids containing alkyl groups are subjected to a plasma treatment in a frequency range from 10 kHz to 10 GHz.
    Type: Grant
    Filed: May 13, 1997
    Date of Patent: May 18, 1999
    Assignee: Arplas Gesellschaft Fur Plasmatechnologie mbH
    Inventor: Steffen Berger
  • Process for the chemical modification of thermoplastics that contain alkyl groups
    Patent number: 5904817
    Abstract: The invention relates to a process for the chemical modification of thermoplastics that contain alkyl groups. It is proposed to granulate the thermoplastics that contain alkyl groups and to subject them to a plasma treatment in a frequency range of from 10 kHz to 10 GHz.
    Type: Grant
    Filed: July 22, 1997
    Date of Patent: May 18, 1999
    Assignee: Arplas Gesellschaft Fur Plasmatechnologie mbH
    Inventor: Steffen Berger
  • Wax
    Patent number: 5800604
    Abstract: The invention relates to a novel wax and also to a process for preparing the wax which can be chemically modified in a simple, flexibly adaptable, inexpensive and environmentally friendly way. For this purpose, it is provided for the untreated waxes to be subjected to a low-temperature plasma treatment by means of which the waxes can be chemically modified in accordance with the application.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: September 1, 1998
    Assignee: Arplas Gesellschaft Fur Plasmatechnologie mbH
    Inventor: Steffen Berger
  • Process for producing a polymer which can be used as a powder coating material and/or hot-melt adhesive
    Patent number: 5759642
    Abstract: A process for producing a polymer which can be used as a powder coating material or a hot-melt adhesive in which at least one polyolefin is subjected to a low-temperature plasma treatment with frequencies changing during the treatment in a frequency range of from 30 kHz to 10 GHz.
    Type: Grant
    Filed: January 25, 1996
    Date of Patent: June 2, 1998
    Assignee: Arplas Gesellschaft fur Plasmatechnologie mbH
    Inventor: Steffen Berger