Patents by Inventor Karin Ahrer

Karin Ahrer 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: 20220233692
    Abstract: The present invention relates to a liquid composition comprising polyclonal immunoglobulins, at least one viscosity modulating amino acid, selected from arginine and histidine, and at least one stabilising amino acid, selected from glycine and proline, wherein more than 90% of the polyclonal immunoglobulins are in the form of monomers or dimers and less than 5% in the form of polymers, and wherein the immunoglobulin concentration in the composition is above 160 g/L and the pH is in the range from 5.2 to 5.9. The invention further relates to a liquid composition for use in medical treatment, to amino acids for formulating a highly concentrated polyclonal immunoglobulins as well as a method of formulating.
    Type: Application
    Filed: November 4, 2021
    Publication date: July 28, 2022
    Inventors: Karin Ahrer, Waltraud Kaar, Ulrich Roessl
  • Patent number: 11191833
    Abstract: The present invention relates to a liquid composition comprising polyclonal immunoglobulins, at least one viscosity modulating amino acid, selected from arginine and histidine, and at least one stabilising amino acid, selected from glycine and proline, wherein more than 90% of the polyclonal immunoglobulins are in the form of monomers or dimers and less than 5% in the form of polymers, and wherein the immunoglobulin concentration in the composition is above 160 g/L and the pH is in the range from 5.2 to 5.9. The invention further relates to a liquid composition for use in medical treatment, to amino acids for formulating a highly concentrated polyclonal immunoglobulins as well as a method of formulating.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: December 7, 2021
    Assignee: OCTAPHARMA AG
    Inventors: Karin Ahrer, Waltraud Kaar, Ulrich Roessl
  • Patent number: 10640548
    Abstract: A method for inactivation or removal of coagulation factors FII, FVII, FVIIa, FIX, FIXa, FX, FXI and FXIa in or from protein containing solutions obtained from blood, blood plasma, plasma fractions or by recombinant means wherein the protein containing solution is contacted with an organic acid or its salt while being stirred.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: May 5, 2020
    Assignee: Octapharma AG
    Inventors: Waltraud Kaar, Alfred Zochling, Karin Ahrer
  • Publication number: 20190125868
    Abstract: The present invention relates to a liquid composition comprising polyclonal immunoglobulins, at least one viscosity modulating amino acid, selected from arginine and histidine, and at least one stabilising amino acid, selected from glycine and proline, wherein more than 90% of the polyclonal immunoglobulins are in the form of monomers or dimers and less than 5% in the form of polymers, and wherein the immunoglobulin concentration in the composition is above 160 g/L and the pH is in the range from 5.2 to 5.9. The invention further relates to a liquid composition for use in medical treatment, to amino acids for formulating a highly concentrated polyclonal immunoglobulins as well as a method of formulating.
    Type: Application
    Filed: June 12, 2017
    Publication date: May 2, 2019
    Inventors: Karin Ahrer, Waltraud Kaar, Ulrich Roessl
  • Publication number: 20180118812
    Abstract: A method for inactivation or removal of coagulation factors VII, FVII, FVIIa, FIX, FIXa, FX, FXI and FXIa inor from protein containing solutions obtained from blood, blood plasma, plasma fractions or by recombinant means wherein the protein containing solution is contacted with an organic acid or its salt while being stirred.
    Type: Application
    Filed: November 6, 2017
    Publication date: May 3, 2018
    Applicant: OCTAPHARMA AG
    Inventors: Waltraud KAAR, Alfred ZOCHLING, Karin AHRER
  • Patent number: 9901597
    Abstract: A method for inactivation or removal of coagulation factors FII, FVII, FVIIa, FIX, FIXa, FX, FXI and FXIa in or from protein containing solutions obtained from blood, blood plasma, plasma fractions or by recombinant means wherein the protein containing solution is contacted with an organic acid or its salt while being stirred.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: February 27, 2018
    Assignee: Octapharma AG
    Inventors: Waltraud Kaar, Alfred Zochling, Karin Ahrer
  • Publication number: 20140007547
    Abstract: A method for inactivation or removal of coagulation factors FII, FVII, FVIIa, FIX, FIXa, FX, FXI and FXIa in or from protein containing solutions obtained from blood, blood plasma, plasma fractions or by recombinant means wherein the protein containing solution is contacted with an organic acid or its salt while being stirred.
    Type: Application
    Filed: February 3, 2012
    Publication date: January 9, 2014
    Applicant: OCTAPHARMA AG
    Inventors: Waltraud Kaar, Alfred Zochling, Karin Ahrer