Patents by Inventor Walter Richie

Walter Richie 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: 11590097
    Abstract: A water soluble iron carbohydrate complex obtainable from an aqueous solution of iron (III) salt and an aqueous solution of the oxidation product of one or more maltodextrins using an aqueous hypochlorite solution at a pH-value within the alkaline range, where, when one maltodextrin is applied, its dextrose equivalent lies between 5 and 20, and when a mixture of several maltodextrins is applied, the dextrose equivalent of the mixture lies between 5 and 20 and the dextrose equivalent of each individual maltodextrin contained in the mixture lies between 2 and 40, process for its production and a medicament for the treatment and prophylaxis of iron deficiency conditions.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: February 28, 2023
    Assignee: Vifor (International) AG
    Inventors: Peter Geisser, Erik Philipp, Walter Richie
  • Patent number: 11123321
    Abstract: A water soluble iron carbohydrate complex obtainable from an aqueous solution of iron(III) salt and an aqueous solution of the oxidation product of one or more maltrodextrins using an aqueous hypochlorite solution at a pH-value within the alkaline range, where, when one maltodextrin is applied, its dextrose equivalent lies between 5 and 20, and when a mixture of several maltodextrins is applied, the dextrose equivalent of the mixture lies between 5 and 20 and the dextrose equivalent of each individual maltodextrin contained in the mixture lies between 2 and 40, a process for its production and a medicament for the treatment and prophylaxis of iron deficiency conditions.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 21, 2021
    Assignee: VIFOR (INTERNATIONAL) AG
    Inventors: Peter Geisser, Erik Philipp, Walter Richie