Patents by Inventor Alexander Lederer
Alexander Lederer 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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Publication number: 20140364583Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(—Xaa1—Xaa2—Xaa3—Cys4—Xaa5—Xaa6—Xaa7—Xaa8—Arg9—Tyr10—Cys11—Xaa12—Xaa13—Xaa14—Xaa15—Xaa16—), disulfide bond between Cys4 and Cys11, and pharmaceutically acceptable salts thereof, with Xaa1, Xaa2, Xaa3, Xaa5, Xaa6, Xaa7, Xaa8, Xaa12, Xaa13, Xaa14, Xaa15 and Xaa16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.Type: ApplicationFiled: August 22, 2014Publication date: December 11, 2014Inventors: Daniel OBRECHT, Frank Otto GOMBERT, Alexander LEDERER, Barbara ROMAGNOLI, Christian BISANG
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Patent number: 8883720Abstract: Template-fixed peptidomimetics formula (Ia) formula (Ib) wherein Z is a template-fixed chain of 14 ?-amino and/or ?-hydroxy acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid), are Pro, Gly, a glycolic acid residue or of certain types which, as the remaining symbols in the above formulae, are defined in the description and the claims, and salts thereof, have CXCR4 antagonizing properties and can be used for preventing HIV infections in non-infected individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immuno suppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.Type: GrantFiled: November 26, 2008Date of Patent: November 11, 2014Assignee: Polyphor AGInventors: Frank Gombert, Daniel Obrecht, Alexander Lederer, Barbara Romagnoli
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Patent number: 8865656Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(-Xaa1-Xaa2-Xaa3-Cys4-Xaa5-Xaa6-Xaa7-Xaa8-Arg9-Tyr10-Cys11-Xaa12-Xaa13-Xaa14-Xaa15-Xaa16-), disulfide bond between Cys4 and Cys11, and pharmaceutically acceptable salts thereof, with Xaa1, Xaa2, Xaa3, Xaa5, Xaa6, Xaa7, Xaa8, Xaa12, Xaa13, Xaa14, Xaa15 and Xaa16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.Type: GrantFiled: May 7, 2009Date of Patent: October 21, 2014Assignee: Polyphor AGInventors: Daniel Obrecht, Frank Gombert, Alexander Lederer, Barbara Romagnoli, Christian Bisang
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Patent number: 8754038Abstract: Novel template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein the single elements T or P are ?-amino acid residues connected in either direction which, depending on their positions in the chain, are as defined in the description and the claims, and salts thereof, have the property to antagonize the receptor CCR10. They can be used as medicaments to treat or prevent diseases or conditions in the area of dermatological and cutaneous disorders, inflammation, allergic disorders, respiratory diseases, diseases of the gastro-intestinal tract, ophthalmic diseases, haematology and cancer. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: GrantFiled: November 18, 2010Date of Patent: June 17, 2014Assignee: Polyphor AGInventors: Françoise Jung, Frank Otto Gombert, Daniel Obrecht, Christian Bisang, Sophie Barthélémy, Alexander Lederer, Eric Chevalier
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Patent number: 8716242Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(-Xaa1-Xaa2-Xaa3-Xaa4-Xaa5-Xaa6-Xaa7-Xaa8-Xaa9-Xaa10-Xaa11-Xaa12-Xaa13-Xaa14-Xaa15-Xaa16-), and pharmaceutically acceptable salts thereof, with Xaa 1-Xaa 16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and prolonged half-lives in vivo and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair. These peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: GrantFiled: December 4, 2009Date of Patent: May 6, 2014Assignee: Polyphor AGInventors: Sophie Barthélémy, Christian Bisang, Frank Otto Gombert, Alexander Lederer, Daniel Obrecht, Barbara Romagnoli, Jürg Zumbrunn, Tobias Remus, Guillaume Lemercier
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Publication number: 20140107031Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula wherein Z is a template-fixed chain of 4 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly, or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to agonize or to antagonize GPCR receptors such as CXCR3, urotensin and CCR10. They can be used as medicaments to treat or prevent diseases such as cardiovascular disorders, dermatological disorders, endocrine system and hormone disorders, metabolic diseases, inflammatory diseases, neurological diseases, respiratory diseases, haematological diseases and cancer. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: ApplicationFiled: December 19, 2013Publication date: April 17, 2014Applicant: POLYPHOR LTD.Inventors: Daniel Obrecht, Frank Gombert, Steven J. Demarco, Christian Ludin, Alexander Lederer, Christian Bisang, Odile Sellier-Kessler, Francoise Jung, Reshmi Mukherjee, Heiko Henze, Barbara Romagnoli
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Patent number: 8633163Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein Z is a template-fixed chain of 4 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly, or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to agonize or to antagonize GPCR receptors such as CXCR3, urotensin and CCR10. They can be used as medicaments to treat or prevent diseases such as cardiovascular disorders, dermatological disorders, endocrine system and hormone disorders, metabolic diseases, inflammatory diseases, neurological diseases, respiratory diseases, haematological diseases and cancer. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: GrantFiled: January 29, 2007Date of Patent: January 21, 2014Assignee: POLYPHOR Ltd.Inventors: Daniel Obrecht, Frank Gombert, Steve J. Demarco, Christian Ludin, Alexander Lederer, Christian Bisang, Odile Sellier-Kessler, Francoise Jung, Reshmi Mukherjee, Heiko Henze, Barbara Romagnoli
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Patent number: 8629112Abstract: Specific template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein the single elements T or P are ?-amino acid residues connected from the carbonyl (C?O) point of attachment to the nitrogen (N) of the next element in clockwise direction and wherein said elements, depending on their positions in the chain, are defined in the description and the claims have the property to act on the receptor CXCR7. Thus, these ?-hairpin peptidomimetics can be useful in the treatment or prevention of diseases or conditions in the area of dermatological disorders, metabolic diseases, inflammatory diseases, fibrotic diseases, infectious diseases, neurological diseases, cardiovascular diseases, respiratory diseases, gastro-intestinal tract disorders, urological diseases, ophthalmic diseases, stomatological diseases, haematological diseases and cancer; or the mobilization of stem cells.Type: GrantFiled: February 5, 2010Date of Patent: January 14, 2014Inventors: Frank Otto Gombert, Alexander Lederer, Daniel Obrecht, Barbara Romagnoli, Christian Bisang, Christian Ludin
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Publication number: 20130225506Abstract: Novel template-fixed ?-hairpin peptidomimetics of the general formula (I), wherein the single elements T or P are ?-amino acid residues connected from the carbonyl (C?O) point of attachment to the nitrogen (N) of the next element in clockwise direction and wherein said elements, depending on their positions in the chain, are defined in the description and the claims have the property to act on the receptor CXCR7. Thus, these ?-hairpin peptidomimetics can be useful in the treatment or prevention of diseases or conditions in the area of dermatological disorders, metabolic diseases, inflammatory diseases, fibrotic diseases, infectious diseases, neurological diseases, cardiovascular diseases, respiratory diseases, gastro-intestinal tract disorders, urological diseases, ophthalmic diseases, stomatological diseases, haematological diseases and cancer; or the mobilisation of stem cells.Type: ApplicationFiled: February 4, 2011Publication date: August 29, 2013Applicant: POLYPHOR AGInventors: Frank Otto Gombert, Alexander Lederer, Ralf Löwe, Daniel Obrecht, Barbara Romagnoli, Johann Zimmermann, Kalpana Patel
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Publication number: 20130023483Abstract: Specific template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein the single elements T or P are ?-amino acid residues connected from the carbonyl (C?O) point of attachment to the nitrogen (N) of the next element in clockwise direction and wherein said elements, depending on their positions in the chain, are defined in the description and the claims have the property to act on the receptor CXCR7. Thus, these ?-hairpin peptidomimetics can be useful in the treatment or prevention of diseases or conditions in the area of dermatological disorders, metabolic diseases, inflammatory diseases, fibrotic diseases, infectious diseases, neurological diseases, cardiovascular diseases, respiratory diseases, gastro-intestinal tract disorders, urological diseases, ophthalmic diseases, stomatological diseases, haematological diseases and cancer; or the mobilisation of stem cells.Type: ApplicationFiled: February 5, 2010Publication date: January 24, 2013Applicant: POLYPHOR AGInventors: Frank Otto Gombert, Alexander Lederer, Daniel Obrecht, Barbara Romagnoli, Christian Bisang, Christian Ludin
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Publication number: 20120283196Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(-Xaa1-Xaa2-Xaa3-Xaa4-Xaa5-Xaa6-Xaa7-Xaa8-Xaa9-Xaa10-Xaa11-Xaa12-Xaa13-Xaa14-Xaa15-Xaa16-), and pharmaceutically acceptable salts thereof, with Xaa 1-Xaa 16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and prolonged half-lives in vivo and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections eases of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair. These peptidomimetics can be manufactured by a process which is based on a mixed solid-and solution phase synthetic strategy.Type: ApplicationFiled: December 4, 2009Publication date: November 8, 2012Applicant: POLYPHOR AGInventors: Sophie Barthélémy, Christian Bisang, Frank Otto Gombert, Alexander Lederer, Daniel Obrecht, Barbara Romagnoli, Jürg Zumbrunn, Tobias Remus, Guillaume Lemercier
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Publication number: 20120283168Abstract: Novel template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein the single elements T or P are ?-amino acid residues connected in either direction which, depending on their positions in the chain, are as defined in the description and the claims, and salts thereof, have the property to antagonize the receptor CCR10. They can be used as medicaments to treat or prevent diseases or conditions in the area of dermatological and cutaneous disorders, inflammation, allergic disorders, respiratory diseases, diseases of the gastro-intestinal tract, ophthalmic diseases, haematology and cancer. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: ApplicationFiled: November 18, 2010Publication date: November 8, 2012Applicant: POLYPHOR AGInventors: Francoise Jung, Frank Otto Gombert, Daniel Obrecht, Christian Bisang, Sophie Barthélémy, Alexander Lederer, Eric Chevalier
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Publication number: 20120135942Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(-Xaa1-Xaa2-Xaa3-Cys4-Xaa5-Xaa6-Xaa7-Xaa8-Arg9-Tyr10-Cys11-Xaa12-Xaa13-Xaa14-Xaa15-Xaa16-), disulfide bond between Cys4 and Cys11, and pharmaceutically acceptable salts thereof, with Xaa1, Xaa2, Xaa3, Xaa5, Xaa6, Xaa7, Xaa8, Xaa12, Xaa13, Xaa14, Xaa15 and Xaa16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.Type: ApplicationFiled: May 7, 2009Publication date: May 31, 2012Applicant: POLYPHOR AGInventors: Daniel Obrecht, Frank Otto Gombert, Alexander Lederer, Barbara Romagnoli, Christian Bisang
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Publication number: 20110312879Abstract: Template-fixed peptidomimetics formula (Ia) formula (Ib) wherein Z is a template-fixed chain of 14 ?-amino and/or ?-hydroxy acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid), are Pro, Gly, a glycolic acid residue or of certain types which, as the remaining symbols in the above formulae, are defined in the description and the claims, and salts thereof, have CXCR4 antagonizing properties and can be used for preventing HIV infections in non-infected individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immuno suppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.Type: ApplicationFiled: November 26, 2008Publication date: December 22, 2011Applicant: POLYPHOR AGInventors: Frank Gombert, Daniel Obrecht, Alexander Lederer, Barbara Romagnoli
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Publication number: 20110230426Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula wherein Z is a template-fixed chain of 8 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid), are Gly or Pro or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have agonizing or antagonizing activity against urotensin II or show inhibition of the STAT6/NCoA-1 interaction and can be used for preventing or treating diseases or disorders related to urotensin II, STAT6 and NCoA-1. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: ApplicationFiled: August 8, 2008Publication date: September 22, 2011Applicants: POLYPHOR AG, UNIVERSITAT ZURICHInventors: Daniel Obrecht, Frank Gombert, Markus Seitz, Ludovic T. Maillard, Roba Mounme, Kerstin Moehle, John Anthony Robinson, Odile Sellier-Kessler, Heiko Henze, Christian Bisang, Alexander Lederer
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Patent number: 7855179Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula (I), wherein Z is a template-fixed chain of 12 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly or Pro, or of certain types, at least one of these residues being of the type of N-substituted glycines, which types, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to inhibit the growth of or to kill microorganisms. They can be used as disinfectants for foodstuffs, cosmetics, medicaments or other nutrient-containing materials or as medicaments to treat or prevent infections. These ?-hairpin peptidomimetics can be manufactured by processes which are based on a mixed solid- and solution phase synthetic strategy.Type: GrantFiled: October 2, 2002Date of Patent: December 21, 2010Assignees: Polyphor Ltd., Universität ZürichInventors: Jan Wim Vrijbloed, Daniel Obrecht, John Anthony Robinson, Sergio Locurio, Frank Gombert, Christian Ludin, Alexander Lederer, Shivaprasad Shankaramma
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Publication number: 20100093644Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein Z is a template-fixed chain of 4 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly, or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to agonize or to antagonize GPCR receptors such as CXCR3, urotensin and CCR10. They can be used as medicaments to treat or prevent diseases such as cardiovascular disorders, dermatological disorders, endocrine system and hormone disorders, metabolic diseases, inflammatory diseases, neurological diseases, respiratory diseases, haematological diseases and cancer. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.Type: ApplicationFiled: January 29, 2007Publication date: April 15, 2010Applicant: POLYPHOR LTD.Inventors: Daniel Obrecht, Frank Gombert, Steve J. Demarco, Christian Ludin, Alexander Lederer, Christian Bisang, Odile Sellier-Kessler, Francoise Jung, Reshmi Mukherjee, Heiko Henze, Barbara Romagnoli
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Publication number: 20070054840Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula (I), wherein Z is a template-fixed chain of 12 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid) are Gly or Pro, or of certain types, at least one of these residues being of the type of N-substituted glycines, which types, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have the property to inhibit the growth of or to kill microorganisms. They can be used as disinfectants for foodstuffs, cosmetics, medicaments or other nutrient-containing materials or as medicaments to treat or prevent infections. These ?-hairpin peptidomimetics can be manufactured by processes which are based on a mixed solid- and solution phase synthetic strategy.Type: ApplicationFiled: October 2, 2002Publication date: March 8, 2007Inventors: Jan Vrijbloed, Daniel Obrecht, John Robinson, Sergio Locurio, Frank Gombert, Christian Ludin, Alexander Lederer, Shivaprasad Shankaramma