Patents by Inventor Viola Groehn

Viola Groehn 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: 9771368
    Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein the fluorine-18 is covalently linked to the aminobenzoyl moiety, which connects the condensed pyrimidine heterocycle to the amino acid portion within folate structures, as well as their precursors and their non-radioactive references, a method of their preparation, as well as their use in diagnosis of a cell or population of cells expressing a folate-receptor and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: September 26, 2017
    Assignee: MERCK & CIE
    Inventors: Simon Mensah Ametamey, Rudolf Moser, Tobias Ludwig Ross, Viola Groehn
  • Publication number: 20170233394
    Abstract: The invention is directed towards stable formulations of 5,10-methylene-(6R)-tetrahydrofolic acid and its hemisulfate salt as well as pharmaceutical compositions and uses thereof in therapy, preferably chemotherapy.
    Type: Application
    Filed: February 17, 2017
    Publication date: August 17, 2017
    Applicant: MERCK & CIE
    Inventors: Rudolf MOSER, Viola GROEHN, Thomas EGGER, Thomas AMMANN
  • Publication number: 20170128599
    Abstract: The present invention is directed towards novel folate-conjugates of formula I wherein F is a folate or derivative thereof, Z1, Z2, Z3 are independently of each other C or N, S1 to S4 are independently of each other a single bond or a spacer, Ra, Ra?, and Rb are donor groups and/or another group F, Rc is optionally another group F and n is 1 or 2. The invention further contemplates the corresponding metal-chelate complexes as well as pharmaceutical compositions thereof, and their uses in diagnostic imaging and radiotherapy.
    Type: Application
    Filed: November 22, 2016
    Publication date: May 11, 2017
    Applicant: MERCK & CIE
    Inventors: Rudolf MOSER, Roger SCHIBLI, Cristina Magdalena MULLER, Viola GROEHN, Urs MICHEL, Christoph SPARR, Thomas Leighton MINDT
  • Publication number: 20160367558
    Abstract: The present invention is directed to a novel methods and compositions for the therapeutic intervention in hyperphenylalaninemia. More specifically, the specification describes methods and compositions for treating various types of phenylketonurias using compositions comprising BH4. Combination therapies of BH4 and other therapeutic regimens are contemplated.
    Type: Application
    Filed: September 2, 2016
    Publication date: December 22, 2016
    Inventors: Daniel I. Oppenheimer, Emil D. Kakkis, Fredric D. Price, Alejandro Dorenbaum, Rudolf Moser, Viola Groehn, Thomas Egger, Fritz Blatter
  • Patent number: 9433624
    Abstract: The present invention is directed to a novel methods and compositions for the therapeutic intervention in hyperphenylalaninemia. More specifically, the specification describes methods and compositions for treating various types of phenylketonurias using compositions comprising BH4. Combination therapies of BH4 and other therapeutic regimens are contemplated.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: September 6, 2016
    Assignee: BIOMARIN PHARMACEUTICAL INC.
    Inventors: Daniel I. Oppenheimer, Emil D. Kakkis, Fredric D. Price, Alejandro Dorenbaum, Rudolf Moser, Viola Groehn, Thomas Egger, Fritz Blatter
  • Publication number: 20160185787
    Abstract: The present invention is directed towards the hemisulfate salt of 5,10-methylene-(6R)-tetrahydrofolic acid, preferably in substantially crystalline form, as well as pharmaceutical compositions and uses thereof in therapy, preferably chemotherapy.
    Type: Application
    Filed: August 14, 2014
    Publication date: June 30, 2016
    Applicant: MERCK & CIE
    Inventors: Rudolf MOSER, Viola GROEHN, Thomas EGGER, Thomas AMMANN
  • Publication number: 20160159802
    Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein the fluorine-18 is covalently linked to the aminobenzoyl moiety, which connects the condensed pyrimidine heterocycle to the amino acid portion within folate structures, as well as their precursors and their non-radioactive references, a method of their preparation, as well as their use in diagnosis of a cell or population of cells expressing a folate-receptor and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.
    Type: Application
    Filed: February 12, 2016
    Publication date: June 9, 2016
    Applicant: MERCK & CIE
    Inventors: Simon Mensah AMETAMEY, Rudolf MOSER, Tobais Ludwig ROSS, Viola GROEHN
  • Patent number: 9315506
    Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein the fluorine-18 is covalently linked to the aminobenzoyl moiety, which connects the condensed pyrimidine heterocycle to the amino acid portion within folate structures, as well as their precursors and their non-radioactive references, a method of their preparation, as well as their use in diagnosis of a cell or population of cells expressing a folate-receptor and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: April 19, 2016
    Assignee: MERCK & CIE
    Inventors: Simon Mensah Ametamey, Rudolf Moser, Tobias Ludwig Ross, Viola Groehn
  • Patent number: 9295739
    Abstract: The present invention is directed towards new trifunctional folate-conjugates comprising a folate, an albumin binder and a radionuclide-based therapeutic or diagnostic moiety as well as pharmaceutical compositions thereof, their method of production and their use in diagnostic and therapeutic medical applications, such as diagnostic nuclear imaging and radionuclide therapy.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: March 29, 2016
    Assignee: MERCK & CIE
    Inventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Muller, Harriet Struthers, Viola Groehn, Simon Mensah Ametamey, Cindy Ramona Fischer
  • Patent number: 9265746
    Abstract: Method for selective targeting of one or more effector moiety such as diagnostic or a therapeutic agent to a cell or population of cells expressing a folate-receptor comprising simultaneous or sequential administration of an antifolate with a folate- or pteroate-conjugate comprising said one or more effector moiety.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: February 23, 2016
    Assignee: MERCK & CIE
    Inventors: Rudolf Moser, Viola Groehn, Roger Schibli, Cristina Magdalena Mueller
  • Publication number: 20150315189
    Abstract: The present invention is directed towards a new method of synthesis of 18F-folate radiopharmaceuticals, wherein fluorine-18 is attached to a pteroate (or folate) or derivative thereof, through direct radiolabeling with 18[F]fluoride, as well as 18F-folate radiopharmaceuticals obtained by such method of synthesis and their use in diagnosis and monitoring of cancer therapy and therapy of inflammatory and autoimmune diseases.
    Type: Application
    Filed: July 13, 2015
    Publication date: November 5, 2015
    Applicant: MERCK & CIE
    Inventors: Simon Mensah AMETAMEY, Rudolf MOSER, Tobias Ludwig ROSS, Phoebe LAM, Viola GROEHN
  • Publication number: 20150125390
    Abstract: The present invention is directed towards new 18F-folate/antifolate analogue radiopharmaceuticals, wherein the phenyl group within folate structures has been replaced by an 18F-heterocycle, their precursors, a method of their preparation, as well as their use in diagnosis of a cell or population of cells expressing a folate-receptor and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.
    Type: Application
    Filed: May 8, 2013
    Publication date: May 7, 2015
    Applicant: MERCK & CIE
    Inventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Mueller, Simon Mensah Ametamey, Thomas Betzel, Viola Groehn
  • Publication number: 20150030670
    Abstract: The present invention is directed to a new class of lipids, more specifically ether-lipids having a polar headgroup, as well as vesicles comprising these lipids, methods of their preparation as well as their uses in medical applications, wherein the ether-lipids are represented by general formula I
    Type: Application
    Filed: March 11, 2013
    Publication date: January 29, 2015
    Applicant: MERCK PATENT GmbH
    Inventors: Michael Wilhelm Platscher, Raymond Behrendt, Viola Groehn, Simone Rachel Hoertner, Marco Silvio Passafaro, Finn Bauer
  • Publication number: 20150030669
    Abstract: The present invention is directed to carrier systems comprising ether-lipids conjugated to one or more bioactive ligands and exposed on the surface of the carrier system for use in targeted delivery and/or antigen display systems. Optionally one or more further bioactive agents may be encapsulated or embedded within or attached to or adsorbed onto the carrier system. The present invention is further directed to methods of their preparation and their uses in medical applications, such as targeted delivery of bioactive agents to specific tissues or cells and antigen display systems for the study, diagnosis, and treatment of traits, diseases and conditions that respond to said bioactive agents.
    Type: Application
    Filed: March 11, 2013
    Publication date: January 29, 2015
    Applicant: MERCK PATENT GMBH
    Inventors: Michael Wilhelm Platscher, Raymond Behrendt, Viola Groehn, Simone Rachel Hoertner, Marco Silvio Passafaro, Finn Bauer
  • Publication number: 20140234216
    Abstract: The present invention is directed towards new trifunctional folate-conjugates comprising a folate, an albumin binder and a radionuclide-based therapeutic or diagnostic moiety as well as pharmaceutical compositions thereof, their method of production and their use in diagnostic and therapeutic medical applications, such as diagnostic nuclear imaging and radionuclide therapy.
    Type: Application
    Filed: August 10, 2012
    Publication date: August 21, 2014
    Applicant: MERCK & CIE
    Inventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Muller, Harriet Struthers, Viola Groehn, Simon Mensah Ametamey, Cindy Ramona Fischer
  • Publication number: 20140193337
    Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein the 18F isotope is linked via a prosthetic group, more specifically via a prosthetic group having a saccharide group, such as a cyclic mono- or oligosaccharide, preferably based on a pyranoside or furanoside, which is covalently linked to the glutamate portion of a folate or derivative thereof, a method of their preparation, as well as their use in diagnosis and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.
    Type: Application
    Filed: August 21, 2012
    Publication date: July 10, 2014
    Applicant: MERCK & CIE
    Inventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Muller, Simon Mensah Ametamey, Cindy Ramona Fischer, Viola Groehn
  • Patent number: 8344140
    Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein fluorine-18 is covalently linked through a triazole- or tetrazole linker to a folate or derivative thereof, a method of their preparation, as well as their use in diagnosis and monitoring of therapy of cancer and inflammatory and autoimmune diseases.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: January 1, 2013
    Assignee: Merck Eprova AG
    Inventors: Simon Mensah Ametamey, Rudolf Moser, Tobias Ludwig Ross, Thomas Leighton Mindt, Viola Groehn
  • Patent number: 8344139
    Abstract: Crystal forms of (6R)-L-erythro-tetrahydrobiopterin dihydrochloride, hydrates and solvates and processes for their preparation are provided. These crystal forms are either intermediates for the preparation of stable polymorphic form B or are suitable for solid formulations.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: January 1, 2013
    Assignee: Merck Eprova AG
    Inventors: Rudolf Moser, Viola Groehn, Thomas Egger, Fritz Blatter
  • Patent number: 8318745
    Abstract: Crystal forms of (6R)-L-erythro-tetrahydrobiopterin dihydrochloride, hydrates and solvates and processes for their preparation are provided. These crystal forms are either intermediates for the preparation of stable polymorphic form B or are suitable for solid formulations.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: November 27, 2012
    Assignee: Merck & CIE
    Inventors: Rudolf Moser, Viola Groehn, Thomas Egger, Fritz Blatter
  • Publication number: 20120108599
    Abstract: The present invention is directed to a novel methods and compositions for the therapeutic intervention in hyperphenylalaninemia. More specifically, the specification describes methods and compositions for treating various types of phenylketonurias using compositions comprising BH4. Combination therapies of BH4 and other therapeutic regimens are contemplated.
    Type: Application
    Filed: November 16, 2011
    Publication date: May 3, 2012
    Applicant: BIOMARIN PHARMACEUTICAL INC.
    Inventors: Daniel I. Oppenheimer, Emil D. Kakkis, Fredric D. Price, Alejandro Dorenbaum, Rudolf Moser, Viola Groehn, Thomas Egger, Fritz Blatter