Patents Assigned to Siga Technologies, Inc.
-
Publication number: 20240156782Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindo1-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: ApplicationFiled: December 19, 2023Publication date: May 16, 2024Applicant: Siga Technologies, Inc.Inventors: Shanthakumar R. TYAVANAGIMATT, Melialani A.C.L.S. ANDERSON, William C. WEIMERS, Dylan NELSON, Tove' C. BOLKEN, Dennis E. HRUBY, Michael H. O'NEILL, Gary SWEETAPPLE, Kelley A. McCLOUGHAN
-
Patent number: 11890270Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: GrantFiled: December 29, 2020Date of Patent: February 6, 2024Assignee: Siga Technologies, Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A. C. L. S. Anderson, William C. Weimers, Dylan Nelson, Tove' C. Bolken, Dennis E. Hruby, Michael H. O'Neill, Gary Sweetapple, Kelley A. McCloughan
-
Patent number: 11779566Abstract: The present invention is directed to a dry suspension for reconstitution containing Tecovirimat (ST-246) powder and simethicone. The dry suspension is dispersed in water to provide an aqueous pharmaceutical suspension formulation for oral administration for treating orthopoxvirus infections and/or eczema vaccinatum. The suspension formulation exhibits excellent stability and good dissolution and has an improved taste and texture.Type: GrantFiled: July 14, 2022Date of Patent: October 10, 2023Assignee: Siga Technologies, Inc.Inventors: Shanthakumar R. Tyavanagimatt, Kris Holt, Ying Tan, Melialani A. C. L. S. Anderson, Dennis E. Hruby
-
Patent number: 11433051Abstract: The present invention is directed to a dry suspension for reconstitution containing Tecovirimat (ST-246) powder and simethicone. The dry suspension is dispersed in water to provide an aqueous pharmaceutical suspension formulation for oral administration for treating orthopoxvirus infections and/or eczema vaccinatum. The suspension formulation exhibits excellent stability and good dissolution and has an improved taste and texture.Type: GrantFiled: February 15, 2017Date of Patent: September 6, 2022Assignee: Siga Technologies, Inc.Inventors: Shanthakumar R. Tyavanagimatt, Kris Holt, Ying Tan, Melialani A. C. L. S. Anderson, Dennis E. Hruby
-
Publication number: 20210137885Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: ApplicationFiled: December 29, 2020Publication date: May 13, 2021Applicant: Siga Technologies, Inc.Inventors: Shanthakumar R. TYAVANAGIMATT, Melialani A.C.L.S. ANDERSON, William C. WEIMERS, Dylan NELSON, Tove' C. BOLKEN, Dennis E. HRUBY, Michael H. O'NEILL, Gary SWEETAPPLE, Kelley A. McCLOUGHAN
-
Patent number: 10864282Abstract: The present invention provides for a novel liquid formulation for solubilizing poorly soluble ST-246 in cyclodextrins and a novel process of making the formulation.Type: GrantFiled: January 2, 2020Date of Patent: December 15, 2020Assignee: Siga Technologies Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A. C. L. S. Anderson, William Weimers, Gopi Krishna Kasi, N K Peter Samuel, Tove C. Bolken, Dennis E. Hruby
-
Patent number: 10662155Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.Type: GrantFiled: November 9, 2018Date of Patent: May 26, 2020Assignee: Siga Technologies Inc.Inventor: Dongcheng Dai
-
Patent number: 10576165Abstract: The present invention provides for a novel liquid formulation for solubilizing poorly soluble ST-246 in cyclodextrins and a novel process of making the formulation.Type: GrantFiled: October 11, 2018Date of Patent: March 3, 2020Assignee: Siga Technologies Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A. C. L. S. Anderson, William Weimers, Gopi Krishna Kasi, N K Peter Samuel, Tove C. Bolken, Dennis E. Hruby
-
Publication number: 20190343799Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: ApplicationFiled: July 24, 2019Publication date: November 14, 2019Applicant: Siga Technologies, Inc.Inventors: Shanthakumar R. TYAVANAGIMATT, Melialani A.C.L.S. ANDERSON, William C. WEIMERS, Dylan NELSON, Tove' C. BOLKEN, Dennis E. HRUBY, Michael H. O'NEILL, Gary SWEETAPPLE, Kelley A. McCLOUGHAN
-
Patent number: 10406103Abstract: Disclosed are methods for hydration of ST-246 particles comprising exposing said particles to moisture by conveying volumes of air containing moisture.Type: GrantFiled: November 14, 2014Date of Patent: September 10, 2019Assignee: Siga Technologies Inc.Inventors: Shanthakumar R. Tyavanagimatt, Matthew Reeves, N K Peter Samuel, Steven Priebe, Ying Tan, Dennis E. Hruby
-
Patent number: 10406137Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: GrantFiled: July 2, 2018Date of Patent: September 10, 2019Assignee: Siga Technologies Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A.C.L.S. Anderson, William C. Weimers, Dylan Nelson, Tove′ C. Bolken, Dennis E. Hruby, Michael H. O'Neill, Gary Sweetapple, Kelley A. McCloughan
-
Publication number: 20190077753Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.Type: ApplicationFiled: November 9, 2018Publication date: March 14, 2019Applicant: Siga Technologies, Inc.Inventor: Dongcheng DAI
-
Patent number: 10155723Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.Type: GrantFiled: June 21, 2018Date of Patent: December 18, 2018Assignee: Siga Technologies, Inc.Inventor: Dongcheng Dai
-
Publication number: 20180311213Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: ApplicationFiled: July 2, 2018Publication date: November 1, 2018Applicant: Siga Technologies, Inc.Inventors: Shanthakumar R. TYAVANAGMATT, Melialani A.C.L.S. ANDERSON, William C. WEIMERS, Dylan NELSON, Tove' C. BOLKEN, Dennis E. HRUBY, Michael H. O'NEILL, Gary SWEETAPPLE, Kelley A. McCLOUGHAN
-
Patent number: 10045964Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: GrantFiled: July 27, 2017Date of Patent: August 14, 2018Assignee: Siga Technologies Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A. C. L. S. Anderson, William C. Weimers, Dylan Nelson, Tove' C. Bolken, Dennis E. Hruby, Michael H. O'Neill, Gary Sweetapple, Kelley A. McCloughan
-
Publication number: 20180193308Abstract: Polymorph forms of 4-trifluoromethyl-N-(3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl)-benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.Type: ApplicationFiled: July 27, 2017Publication date: July 12, 2018Applicant: Siga Technologies, Inc.Inventors: Shanthakumar R. TYAVANAGIMATT, Melialani A.C.L.S. ANDERSON, William C. WEIMERS, Dylan NELSON, Tove' C. BOLKEN, Dennis E. HRUBY, Michael H. O'NEILL, Gary SWEETAPPLE, Kelley A. McCLOUGHAN
-
Patent number: 9907859Abstract: The present invention provides for a novel liquid formulation for solubilizing poorly soluble ST-246 in cyclodextrins and a novel process of making the formulation.Type: GrantFiled: December 1, 2015Date of Patent: March 6, 2018Assignee: Siga Technologies, Inc.Inventors: Shanthakumar R. Tyavanagimatt, Melialani A. C. L. S. Anderson, William Weimers, Gopi Krishna Kasi, N K Peter Samuel, Tove′ C. Bolken, Dennis E. Hruby
-
Publication number: 20170121344Abstract: Methods and pharmaceutical compositions for treating viral infections, by administering certain thienopyridine derivative compounds in therapeutically effective amounts are disclosed. Methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.Type: ApplicationFiled: January 9, 2017Publication date: May 4, 2017Applicant: Siga Technologies, Inc.Inventors: Dongcheng DAI, James R. BURGESON, Shanthankumar R. TYAVANAGIMATT, Chelsea OLSEN, Dennis E. HRUBY
-
Patent number: 9546137Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.Type: GrantFiled: August 14, 2013Date of Patent: January 17, 2017Assignee: Siga Technologies Inc.Inventor: Dongcheng Dai
-
Publication number: 20160250233Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.Type: ApplicationFiled: May 6, 2016Publication date: September 1, 2016Applicant: Siga Technologies, Inc.Inventors: Chelsea OLSEN, Robert JORDAN, Dongcheng DAI, Tove BOLKEN, Dennis E. HRUBY