Patents by Inventor Helena Derksen

Helena Derksen 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).

  • SYRINGE INCLUDING DIFFERENT MATERIALS
    Publication number: 20230019725
    Abstract: A syringe includes a syringe body, a syringe cone having a distal opening, and a connection arranged in the region of the syringe cone, wherein the syringe body includes a first material and the connection includes a second material, and wherein the first material is different from the second material and the second material is a softer material than the first material.
    Type: Application
    Filed: September 28, 2022
    Publication date: January 19, 2023
    Applicant: Schott AG
    Inventors: Judith Auerbach, Bastian Fischer, Helena Derksen
  • SYRINGE WITH A LUER LOCK CONNECTOR
    Publication number: 20200101238
    Abstract: A syringe includes a syringe body, which has a cylindrical portion and, adjoining the latter, a frustoconical portion, and a Luer lock connector, which has a Luer collar with an inner thread and a Luer cone with a through-channel. A bottom surface is formed between the Luer collar and Luer cone. The syringe body and the Luer lock connector are formed in one piece and are made of a cyclic olefin resin. The Luer collar has reinforcing ribs on its outer face.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 2, 2020
    Applicant: Schott Schweiz AG
    Inventors: Judith Auerbach, Bastian Fischer, Helena Derksen, Jens Meiss
  • SYRINGE INCLUDING DIFFERENT MATERIALS
    Publication number: 20180207324
    Abstract: A syringe includes a syringe body, a syringe cone having a distal opening, and a connection arranged in the region of the syringe cone, wherein the syringe body includes a first material and the connection includes a second material, and wherein the first material is different from the second material and the second material is a softer material than the first material.
    Type: Application
    Filed: January 2, 2018
    Publication date: July 26, 2018
    Applicant: Schott AG
    Inventors: Judith Auerbach, Bastian Fischer, Helena Derksen
  • Method for the production of a dye preparation based on madder root
    Patent number: 6596036
    Abstract: The present invention relates to a method for the production of a dye preparation from madder root, comprising extraction of madder root in water at a temperature below 70-75° C., preferably below 65° C., while providing oxygen to the reaction mixture of madder root in water to obtain the dye preparation and to the dye preparation thus obtained.
    Type: Grant
    Filed: September 25, 2001
    Date of Patent: July 22, 2003
    Assignee: Coöperatie Rubia U.A.
    Inventors: Goverdina Christina Helena Derksen, Teris André Van Beek, Aede De Groot, Anthony Capelle
  • Method for the production of a dye preparation based on madder root
    Publication number: 20020083533
    Abstract: The present invention relates to a method for the production of a dye preparation from madder root, comprising extraction of madder root in water at a temperature below 70-75° C., preferably below 65° C., while providing oxygen to the reaction mixture of madder root in water to obtain the dye preparation and to the dye preparation thus obtained.
    Type: Application
    Filed: September 25, 2001
    Publication date: July 4, 2002
    Applicant: Cooperatie Rubia
    Inventors: Goverdina Christina Helena Derksen, Teris Andre Van Beek, Aede De Groot, Anthony Capelle