Patents by Inventor Natarajan Raju
Natarajan Raju 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: 8263739Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: GrantFiled: January 27, 2006Date of Patent: September 11, 2012Assignee: Bracco Suisse SAInventors: Mathew A. Von Wronski, Edmund R. Marinelli, Adrian Nunn, Radhakrishna Pillai, Kondareddiar Ramalingam, Michael F. Tweedle, Karen E. Linder, Palaniappa Nanjappan, Natarajan Raju
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Publication number: 20120045393Abstract: The invention is directed to analogs of LHRH-II and, more generally, to analogs of the LHRH family in which modifications have been made that confer enhanced binding affinity for LHRH receptors and/or improved metabolic stability. The invention is further directed to methods of targeted therapy and targeted imaging in patients with sex-hormone-related cancers or other LHRH-mediated diseases.Type: ApplicationFiled: March 16, 2010Publication date: February 23, 2012Inventors: Karen E. Linder, Palaniappa Nanjappan, Natarajan Raju, Sudha Khurana, Rolf E. Swenson, Adrian D. Nunn, Kondareddiar Ramalingam
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Publication number: 20120009122Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are as defined herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: ApplicationFiled: December 2, 2010Publication date: January 12, 2012Applicant: BRACCO IMAGING S.P.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund Marinelli, Palaniappa Nanjappan, Adrian D. Nunn, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael F. Tweedle
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Publication number: 20110262366Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: ApplicationFiled: December 15, 2010Publication date: October 27, 2011Applicant: BRACCO INTERNATIONAL B.V.Inventors: Mathew A. Von Wronski, Edmund R. Marinelli, Adrian D. Nunn, Radhakrishna K. Pillai, Kondareddiar Ramalingam, Michael F. Tweedle, Karen E. Linder, Palaniappa Nanjappan, Natarajan Raju, Feng Yan, Michel Schneider
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Patent number: 7922998Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are as defined herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: GrantFiled: June 24, 2005Date of Patent: April 12, 2011Assignee: Bracco Imaging S.p.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund Marinelli, Palaniappa Nanjappan, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael Tweedle
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Publication number: 20110052491Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M—N—O—P—G, wherein M is an optical label or a metal chelator (in the form complexed with a metal radionuclide or not), N—O—P is the linker, and G is the GRP receptor targeting peptide. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: ApplicationFiled: August 31, 2009Publication date: March 3, 2011Applicant: BRACCO IMAGING S.P.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund Marinelli, Palaniappa Nanjappan, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael Tweedle
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Patent number: 7884183Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: GrantFiled: May 5, 2006Date of Patent: February 8, 2011Assignee: Bracco Suisse SAInventors: Mathew A. Von Wronski, Edmund R. Marinelli, Adrian D. Nunn, Radhakrishna K. Pillai, Kondareddiar Ramalingam, Michael F. Tweedle, Karen E. Linder, Palaniappa Nanjappan, Natarajan Raju, Feng Yan, Michel Schneider
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Patent number: 7850947Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are define herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: GrantFiled: February 10, 2006Date of Patent: December 14, 2010Assignee: Bracco Imaging S.p.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund Marinelli, Palaniappa Nanjappan, Adrian D. Nunn, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael F. Tweedle
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Patent number: 7820621Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: GrantFiled: May 5, 2006Date of Patent: October 26, 2010Assignee: Bracco International B.V.Inventors: Mathew A. Von Wronski, Edmund R. Marinelli, Adrian D. Nunn, Radhakrishna K. Pillai, Kondareddiar Ramalingam, Michael F. Tweedle, Karen E. Linder, Palaniappa Nanjappan, Natarajan Raju, Feng Yan, Michel Schneider
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Patent number: 7611692Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M—N—O—P—G, wherein M is an optical label or a metal chelator (in the form complexed with a metal radionuclide or not), N—O—P is the linker, and G is the GRP receptor targeting peptide. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: GrantFiled: April 20, 2004Date of Patent: November 3, 2009Assignee: Bracco Imaging S.p.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund Marinelli, Palaniappa Nanjappan, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael Tweedle
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Publication number: 20090175786Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are as defined herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: ApplicationFiled: June 11, 2008Publication date: July 9, 2009Applicant: BRACCO IMAGING S.P.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund R. Marinelli, Palaniappa Nanjappan, Adrian D. Nunn, Natarajan Raju, Kondareddiar Ramalingam, Rolf E. Swenson, Michael F. Tweedle, Mary Ellen Maddalena
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Publication number: 20080247946Abstract: New and improved compounds for use in radiodiagnostic imaging or radiotherapy having the formula M-N—O—P-G, wherein M is the metal chelator (in the form complexed with a metal radionuclide or not), N—O—P is the linker, and G is the GRP receptor targeting peptide. Methods for imaging a patient and/or providing radiotherapy to a patient using the compounds of the invention are also provided. A method for preparing a diagnostic imaging agent from the compound is further provided. A method for preparing a radiotherapeutic agent is further provided.Type: ApplicationFiled: August 25, 2006Publication date: October 9, 2008Applicant: BRACCO IMAGING S.p.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund R. Marinelli, Palaniappa Nanjappan, Natarajan Raju, Rolf E. Swenson, Michael Tweedle
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Publication number: 20080008649Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are as defined herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: ApplicationFiled: May 21, 2007Publication date: January 10, 2008Applicant: BRACCO IMAGING S.P.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen Linder, Edmund Marinelli, Palaniappa Nanjappan, Adrian Nunn, Natarajan Raju, Kondareddiar Ramalingam, Rolf Swenson, Michael Tweedle, Mary Maddalena
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Publication number: 20070231257Abstract: New and improved compounds for use in radiodiagnostic imaging or radiotherapy having the formula M-N—O—P-G, wherein M is the metal chelator (in the form complexed with a metal radionuclide or not), N—O—P is the linker, and G is the GRP receptor targeting peptide. Methods for imaging a patient and/or providing radiotherapy to a patient using the compounds of the invention are also provided. A method for preparing a diagnostic imaging agent from the compound is further provided. A method for preparing a radiotherapeutic agent is further provided.Type: ApplicationFiled: August 25, 2006Publication date: October 4, 2007Applicant: BRACCO IMAGING S.P.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen Linder, Edmund Marinelli, Palaniappa Nanjappan, Natarajan Raju, Rolf Swenson, Michael Tweedle
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Patent number: 7226577Abstract: New and improved compounds for use in radiodiagnostic imaging or radiotherapy having the formula M-N-O-P-G, wherein M is the metal chelator (in the form complexed with a metal radionuclide or not), N-O-P is the linker, and G is the GRP receptor targeting peptide. Methods for imaging a patient and/or providing radiotherapy to a patient using the compounds of the invention are also provided. A method for preparing a diagnostic imaging agent from the compound is further provided. A method for preparing a radiotherapeutic agent is further provided.Type: GrantFiled: January 13, 2003Date of Patent: June 5, 2007Assignee: Bracco Imaging, S. p. A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen E. Linder, Edmund R. Marinelli, Palaniappa Nanjappan, Natarajan Raju, Rolf E. Swenson, Michael Tweedle
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Patent number: 7186397Abstract: Diagnostic and therapeutic compositions in the form of complexes for enhancing transmembrane transport of a diagnostic or therapeutic agent and methods for their use. The complexes contain the ?, ?, or bis isomers of folate receptor-binding analogs of folate, a metal chelated by a ligand, and in one embodiment, a chemotherapeutic agent.Type: GrantFiled: December 30, 2000Date of Patent: March 6, 2007Assignee: Bracco International B.V.Inventors: Paul W. Wedeking, Ruth E. Wager, Thangavel Arunachalam, Kondareddiar Ramalingam, Karen E. Linder, Ramachandran S. Ranganathan, Adrian D. Nunn, Natarajan Raju, Michael F. Tweedle
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Publication number: 20060263303Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: ApplicationFiled: May 5, 2006Publication date: November 23, 2006Applicant: Bracco International BVInventors: Mathew Von Wronski, Edmund Marinelli, Adrian Nunn, Radhakrishna Pillai, Kondareddiar Ramalingam, Michael Tweedle, Karen Linder, Palaniappa Nanjappan, Natarajan Raju
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Publication number: 20060258566Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: ApplicationFiled: May 5, 2006Publication date: November 16, 2006Applicant: Bracco International BVInventors: Mathew Von Wronski, Edmund Marinelli, Adrian Nunn, Radhakrishna Pillai, Kondareddiar Ramalingam, Michael Tweedle, Karen Linder, Palaniappa Nanjappan, Natarajan Raju
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Publication number: 20060239914Abstract: New and improved compounds for use in diagnostic imaging or therapy having the formula M-N—O—P-G, wherein M is a metal chelator having the structure: wherein R1-R5 and FG are as defined herein (in the form complexed with a metal radionuclide or not), N—O—P is the linker containing at least one non-alpha amino acid with a cyclic group, at least one substituted bile acid or at least one non-alpha amino acid, and G is the GRP receptor targeting peptide. In the preferred embodiment, M is an Aazta metal chelator or a derivative thereof. Methods for imaging a patient and/or providing radiotherapy or phototherapy to a patient using the compounds of the invention are also provided. Methods and kits for preparing a diagnostic imaging agent from the compound is further provided. Methods and kits for preparing a radiotherapeutic agent are further provided.Type: ApplicationFiled: February 10, 2006Publication date: October 26, 2006Applicant: Bracco Imaging S.p.A.Inventors: Enrico Cappelletti, Luciano Lattuada, Karen Linder, Edmund Marinelli, Palaniappa Nanjappan, Adrian Nunn, Natarajan Raju, Kondareddiar Ramalingam, Rolf Swenson, Michael Tweedle
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Patent number: 7109167Abstract: The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy.Type: GrantFiled: June 4, 2001Date of Patent: September 19, 2006Assignee: Bracco International B.V.Inventors: Mathew A. Von Wronski, Edmund R. Marinelli, Adrian D. Nunn, Radhakrishna Pillai, Kondareddiar Ramalingam, Michael F. Tweedle, Karen Linder, Palaniappa Nanjappan, Natarajan Raju