Patents by Inventor Marcel Walser
Marcel Walser 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).
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Patent number: 12441772Abstract: The present disclosure relates to designed ankyrin repeat domains with binding specificity for serum albumin and, in particular, to such designed ankyrin repeat domains with improved stability. The disclosure further relates to recombinant binding proteins comprising such designed ankyrin repeat domain(s), nucleic acids encoding such designed ankyrin repeat domains or proteins, pharmaceutical compositions comprising such proteins and the use of such proteins or pharmaceutical compositions in the treatment of diseases.Type: GrantFiled: June 3, 2020Date of Patent: October 14, 2025Assignee: Molecular Partners AGInventors: Johannes Schilling, Marcel Walser
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Patent number: 12435445Abstract: The present invention relates to designed ankyrin repeat domains with altered surface residues, as well as to proteins comprising such a designed ankyrin repeat domain, nucleic acids encoding such domains or proteins, methods of preparing such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of diseases.Type: GrantFiled: January 12, 2023Date of Patent: October 7, 2025Assignee: Molecular Partners AGInventors: Hans Kaspar Binz, Johannes Schilling, Patrik Forrer, Victor Levitsky, Natalia Venetz, Marcel Walser
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Publication number: 20250042957Abstract: The present invention relates to a method of producing a designed repeat domain which has binding specificity for two targets, wherein binding of such repeat domain to its two targets is mutually exclusive. Said designed repeat domain is preferably a designed ankyrin repeat domain. The invention also provides such designed repeat domains and recombinant proteins comprising such repeat domains, as well as the use of such repeat domains as molecular switches, such as, e.g., switches to control activation or deactivation of a therapeutic agent. The invention further relates to nucleic acids encoding such repeat domains or recombinant proteins, pharmaceutical compositions comprising such recombinant proteins, repeat domains or nucleic acids, recombinant expression vectors and host cells, and the use of such proteins, nucleic acids or pharmaceutical compositions in methods for treating diseases, such as cancer.Type: ApplicationFiled: December 14, 2022Publication date: February 6, 2025Applicant: Molecular Partners AGInventors: Simon Fontaine, Andreas Bosshart, Bernd Schlereth, Daniel Steiner, Marcel Walser
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Publication number: 20240124535Abstract: The present disclosure relates to designed ankyrin repeat domains with binding specificity for serum albumin and, in particular, to such designed ankyrin repeat domains with improved stability. The disclosure further relates to recombinant binding proteins comprising such designed ankyrin repeat domain(s), nucleic acids encoding such designed ankyrin repeat domains or proteins, pharmaceutical compositions comprising such proteins and the use of such proteins or pharmaceutical compositions in the treatment of diseases.Type: ApplicationFiled: June 3, 2020Publication date: April 18, 2024Inventors: Johannes SCHILLING, Marcel WALSER
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Publication number: 20230340698Abstract: The present invention relates to designed ankyrin repeat domains with altered surface residues, as well as to proteins comprising such a designed ankyrin repeat domain, nucleic acids encoding such domains or proteins, methods of preparing such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of diseases.Type: ApplicationFiled: January 12, 2023Publication date: October 26, 2023Inventors: Hans Kaspar BINZ, Johannes SCHILLING, Patrik FORRER, Victor LEVITSKY, Natalia VENETZ, Marcel WALSER
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Publication number: 20230243070Abstract: The present invention relates to a method of producing recombinant binding proteins with binding specificity for a peptide-MHC (pMHC) complex. The invention also relates to recombinant binding proteins comprising one, two or more designed repeat domain(s), preferably designed ankyrin repeat domain(s), with binding specificity for a pMHC complex, and to such binding proteins which further comprise a binding agent having binding specificity for a protein expressed on the surface of an immune cell, preferably a T-cell. In addition, the invention relates to nucleic acids encoding such binding proteins or repeat domains, pharmaceutical compositions comprising such binding proteins or nucleic acids, and the use of such binding proteins, nucleic acids or pharmaceutical compositions in methods for treating or diagnosing diseases, including cancer, infectious diseases and autoimmune diseases.Type: ApplicationFiled: February 24, 2023Publication date: August 3, 2023Inventors: Victor LEVITSKY, Natalia VENETZ, Marcel WALSER, Hans Kaspar BINZ, Johannes SCHILLING, Patrik FORRER
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Patent number: 11578427Abstract: The present invention relates to designed ankyrin repeat domains with altered surface residues, as well as to proteins comprising such a designed ankyrin repeat domain, nucleic acids encoding such domains or proteins, methods of preparing such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of diseases.Type: GrantFiled: August 12, 2021Date of Patent: February 14, 2023Assignee: MOLECULAR PARTNERS AGInventors: Hans Kaspar Binz, Johannes Schilling, Patrik Forrer, Victor Levitsky, Natalia Venetz, Marcel Walser
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Publication number: 20230041822Abstract: The present invention relates to a method of producing recombinant binding proteins with binding specificity for a peptide-MHC (pMHC) complex. The invention also relates to recombinant binding proteins comprising one, two or more designed repeat domain(s), preferably designed ankyrin repeat domain(s), with binding specificity for a pMHC complex, and to such binding proteins which further comprise a binding agent having binding specificity for a protein expressed on the surface of an immune cell, preferably a T-cell. In addition, the invention relates to nucleic acids encoding such binding proteins or repeat domains, pharmaceutical compositions comprising such binding proteins or nucleic acids, and the use of such binding proteins, nucleic acids or pharmaceutical compositions in methods for treating or diagnosing diseases, including cancer, infectious diseases and autoimmune diseases.Type: ApplicationFiled: December 11, 2020Publication date: February 9, 2023Inventors: Victor LEVITSKY, Natalia VENETZ, Marcel WALSER
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Patent number: 11466062Abstract: The present invention relates to recombinant binding proteins comprising one or more designed ankyrin repeat domains with binding specificity for coronavirus spike proteins, nucleic acids encoding such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of coronavirus diseases, particularly diseases caused by SARS-CoV-2.Type: GrantFiled: May 6, 2021Date of Patent: October 11, 2022Assignee: MOLECULAR PARTNERS AGInventors: Patrick Amstutz, Valerie Perrine Calabro, Marcel Walser
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Publication number: 20220235103Abstract: The present invention relates to recombinant binding proteins comprising one or more designed ankyrin repeat domains with binding specificity for coronavirus spike proteins, nucleic acids encoding such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of coronavirus diseases, particularly diseases caused by SARS-CoV-2.Type: ApplicationFiled: February 11, 2022Publication date: July 28, 2022Inventors: Patrick AMSTUTZ, Valerie Perrine CALABRO, Marcel WALSER
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Publication number: 20220106707Abstract: The present invention relates to a method of producing recombinant binding proteins with binding specificity for a peptide-MHC (pMHC) complex. The invention also relates to recombinant binding proteins comprising one, two or more designed repeat domain(s), preferably designed ankyrin repeat domain(s), with binding specificity for a pMHC complex, and to such binding proteins which further comprise a binding agent having binding specificity for a protein expressed on the surface of an immune cell, preferably a T-cell. In addition, the invention relates to nucleic acids encoding such binding proteins or repeat domains, pharmaceutical compositions comprising such binding proteins or nucleic acids, and the use of such binding proteins, nucleic acids or pharmaceutical compositions in methods for treating or diagnosing diseases, including cancer, infectious diseases and autoimmune diseases.Type: ApplicationFiled: August 2, 2021Publication date: April 7, 2022Inventors: Victor LEVITSKY, Natalia VENETZ, Marcel WALSER, Kaspar BINZ, Johannes SCHILLING, Patrik FORRER
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Publication number: 20220064234Abstract: The present invention relates to designed ankyrin repeat domains with altered surface residues, as well as to proteins comprising such a designed ankyrin repeat domain, nucleic acids encoding such domains or proteins, methods of preparing such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of diseases.Type: ApplicationFiled: August 12, 2021Publication date: March 3, 2022Inventors: Kaspar BINZ, Johannes SCHILLING, Patrik FORRER, Victor LEVITSKY, Natalia VENETZ, Marcel WALSER
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Publication number: 20210347835Abstract: The present invention relates to recombinant binding proteins comprising one or more designed ankyrin repeat domains with binding specificity for coronavirus spike proteins, nucleic acids encoding such proteins, pharmaceutical compositions comprising such proteins or nucleic acids, and the use of such proteins, nucleic acids or pharmaceutical compositions in the treatment of coronavirus diseases, particularly diseases caused by SARS-CoV-2.Type: ApplicationFiled: May 6, 2021Publication date: November 11, 2021Inventors: Patrick AMSTUTZ, Valerie Perrine CALABRO, Marcel WALSER
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Patent number: 8546145Abstract: The invention relates to a method of fast identification and isolation of cells featuring a desired phenotype. The phenotype is coupled to the amount of gas-liberating enzymes or increased growth. The cells are encapsulated into microcapsules allowing exchange of solvents through the microcapsule wall, but retaining some or all of the gas formed by gas-liberating enzymes on contact with corresponding substrates. Microcapsules containing increased amounts of gas-liberating enzymes are starting to float and can be separated. The cells are then isolated from the microcapsules according to standard procedures.Type: GrantFiled: May 27, 2011Date of Patent: October 1, 2013Assignee: ETH ZurichInventors: René Pellaux, Marcel Walser, Andreas Jörg Meyer, Martin Held, Sven Panke
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Publication number: 20130109041Abstract: The invention relates to a method of fast identification and isolation of cells featuring a desired phenotype. The phenotype is coupled to the amount of gas-liberating enzymes or increased growth. The cells are encapsulated into microcapsules allowing exchange of solvents through the microcapsule wall, but retaining some or all of the gas formed by gas-liberating enzymes on contact with corresponding substrates. Microcapsules containing increased amounts of gas-liberating enzymes are starting to float and can be separated. The cells are then isolated from the microcapsules according to standard procedures.Type: ApplicationFiled: May 27, 2011Publication date: May 2, 2013Inventors: Rene Pellaux, Marcel Walser, Andreas Jörg Meyer, Martin Held, Sven Panke