Patents by Inventor Fabio E. S. Souza

Fabio E. S. Souza 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).

  • Publication number: 20240116884
    Abstract: The present invention provides novel salts of viloxazine and crystalline forms thereof. Specific salts of viloxazine provided by the present invention include fumarate, hemi-DL-tartrate, naphthalene-2-sulfonate, and citrate. Also provided are pharmaceutical compositions including the viloxazine salts and crystalline forms thereof and the use of these salts in the treatment of attention-deficit hyperactivity disorder in a human subject suffering therefrom.
    Type: Application
    Filed: September 21, 2023
    Publication date: April 11, 2024
    Inventors: Fabio E. S. Souza, Avedis Karadeolian, Allan W. Rey
  • Publication number: 20240018090
    Abstract: The present invention provides processes for the preparation of fenfluramine and salts thereof, including reductive amination of 3-(trifluoromethyl) phenylacetone, as well as products prepared by such processes.
    Type: Application
    Filed: July 31, 2023
    Publication date: January 18, 2024
    Inventors: Avedis Karadeolian, Fabio E. S. Souza, Allan W. Rey
  • Publication number: 20240010651
    Abstract: The present invention provides solvent-limited processes for the preparation of an existing crystalline solid form of an active pharmaceutical ingredient comprising mixing, in the presence of solvent vapour, of a solid active pharmaceutical ingredient and a pharmaceutically acceptable entity that is either a high-boiling liquid or a solid. Also provided is the use of a standard rotary apparatus, such as a rotary cone dryer, for application of the processes herein.
    Type: Application
    Filed: February 24, 2021
    Publication date: January 11, 2024
    Inventors: Alexander J. Stirk, Fabio E. S. Souza, Avedis Karadeolian, Allan W. Rey, Fatemeh Mohammadpourmir
  • Patent number: 11814356
    Abstract: Provided is a cabozantinib acesulfamate salt and a crystalline form thereof. Also provided are pharmaceutical compositions including the salt and crystalline form thereof, and methods of treatment of progressive, metastatic medullary thyroid cancer (MTC) or advanced renal cell carcinoma (RCC) that has been treated previously with anti-angiogenic therapy using the cabozantinib acesulfamate salt.
    Type: Grant
    Filed: March 29, 2023
    Date of Patent: November 14, 2023
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Alexander J. Stirk, Avedis Karadeolian, Allan W. Rey
  • Publication number: 20230279036
    Abstract: The present invention provides novel salts of remdesivir and crystalline forms thereof. Specific salts of remdesivir provided by the present invention include napsylate, tosylate, hydrochloride, phosphate, maleate, and oxalate. Also provided are pharmaceutical compositions including the remdesivir salts and crystalline forms thereof, the use of these salts in the treatment of a viral infection, and methods of treating viral infections using the same, and in particular, a viral infection caused by Severe Acute Respiratory Syndrome coronavirus 2 (SARS-CoV-2).
    Type: Application
    Filed: July 20, 2021
    Publication date: September 7, 2023
    Inventors: Fabio E.S. Souza, Fatemeh Mohammadpourmir, Alexander J. Stirk, Avedis Karadeolian, Allan W. Rey
  • Patent number: 11667656
    Abstract: The present invention provides novel crystalline forms of tenofovir alafenamide comprising tenofovir alafenamide and two different pharmaceutically acceptable acids, compositions and processes for the preparation thereof, and their use in the treatment of a human immunodeficiency virus (HIV) infection or a hepatitis B virus (HBV) infection.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: June 6, 2023
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Avedis Karadeolian, Alexander J. Stirk
  • Patent number: 11661396
    Abstract: The present invention provides novel crystalline forms of zuclomiphene citrate. Specific crystalline forms provided by the present invention include zuclomiphene citrate Forms APO-I, APO-II, APO-III, and APO-IV. Also provided are pharmaceutical compositions including the zuclomiphene citrate crystalline forms, processes for the preparation thereof and the use of these forms in the treatment of a disorder selected from the group including osteoporosis, bone fractures, loss of bone mineral density (BMD) and hot flashes in a subject suffering therefrom.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: May 30, 2023
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Mohammed Abdul Raheem, Yajun Zhao, Siva Ramarao Kakani, Minh T. N. Nguyen, Alexander J. Stirk, Allan W. Rey, Stuart P. Green
  • Publication number: 20230093124
    Abstract: Provided are novel salts of nintedanib and crystalline forms thereof. Specific salts of nintedanib provided by the present invention include glutarate, hippurate, levulinate, acesulfamate, diacesulfamate, and saccharinate. Also provided are pharmaceutical compositions including the nintedanib salts and crystalline forms thereof, and the use of these salts in the treatment or prevention of fibrotic diseases selected from the group including idiopathic pulmonary fibrosis, chronic fibrosing interstitial lung disease with a progressive phenotype, and systemic sclerosis-associated interstitial lung disease.
    Type: Application
    Filed: September 19, 2022
    Publication date: March 23, 2023
    Inventors: Fabio E. S. Souza, Alexander J. Stirk, Avedis Karadeolian, Fatemeh Mohammadpourmir, Allan W. Rey
  • Patent number: 11578025
    Abstract: The present invention provides continuous flow processes for the preparation of the compound of Formula (2-A), an intermediate used in the preparation of zuclomiphene or a salt thereof.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: February 14, 2023
    Assignee: Apotex Inc.
    Inventors: Dineshkumar Patel, Avedis Karadeolian, Fabio E. S. Souza, Allan W. Rey
  • Patent number: 11440871
    Abstract: The present invention provides zuclomiphene salts, zuclomiphene binaphthyl hydrogen phosphate salt (1-A)·(BPA) and zuclomiphene oxalate salt (1-A)·(OXL), crystalline forms thereof and processes for the preparation thereof.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: September 13, 2022
    Assignee: Apotex Inc.
    Inventors: Mohammed Abdul Raheem, Siva Ramarao Kakani, Minh T. N. Nguyen, Yajun Zhao, Stuart P. Green, Fabio E. S. Souza, Alexander J. Stirk, Fatemeh Mohammadpourmir
  • Publication number: 20220235079
    Abstract: The present invention provides novel crystalline forms of tenofovir alafenamide comprising tenofovir alafenamide and two different pharmaceutically acceptable acids, compositions and processes for the preparation thereof, and their use in the treatment of a human immunodeficiency virus (HIV) infection or a hepatitis B virus (HBV) infection.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 28, 2022
    Inventors: Fabio E. S. Souza, Avedis Karadeolian, Alexander J. Stirk
  • Patent number: 11377456
    Abstract: The present invention provides a novel crystalline form of remdesivir, remdesivir Form APO-I, including remdesivir and dimethyl sulfoxide, compositions and processes for the preparation thereof, the use of this crystalline form in the treatment of a viral infection, and methods of treating viral infections using the same, and in particular, a viral infection caused by Severe Acute Respiratory Syndrome coronavirus 2 (SARS-CoV-2).
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: July 5, 2022
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Alexander J. Stirk, Allan W. Rey
  • Patent number: 11345706
    Abstract: The present invention provides crystalline forms of Acalabrutinib, Specific crystalline forms provided by the present invention include Acalabrutinib Form APO-I, a co-crystal of Acalabrutinib and urea; APO-II, a co-crystal of Acalabrutinib and nicotinamide; APO-III, a co-crystal of Acalabrutinib and L-sorbitol; APO-IV, a crystalline form of Acalabrutinib; and APO-V, a co-crystal of Acalabrutinib and urea.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: May 31, 2022
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Bahareh Khalili, Annyt Bhattacharyya, Wancheng Guo, Jingda Zhang, Kun Cheng, Kangying Li
  • Publication number: 20220144866
    Abstract: The present invention provides a novel crystalline form of remdesivir, remdesivir Form APO-I, including remdesivir and dimethyl sulfoxide, compositions and processes for the preparation thereof, the use of this crystalline form in the treatment of a viral infection, and methods of treating viral infections using the same, and in particular, a viral infection caused by
    Type: Application
    Filed: May 25, 2021
    Publication date: May 12, 2022
    Inventors: Fabio E. S. Souza, Alexander J. Stirk, Allan W. Rey
  • Publication number: 20220119331
    Abstract: The present invention provides continuous flow processes for the preparation of the compound of Formula (2-A), an intermediate used in the preparation of zuclomiphene or a salt thereof.
    Type: Application
    Filed: October 18, 2021
    Publication date: April 21, 2022
    Inventors: Dineshkumar Patel, Avedis Karadeolian, Fabio E. S. Souza, Allan W. Rey
  • Patent number: 11236066
    Abstract: The present invention provides novel crystalline forms of niraparib tosylate. Specific crystalline forms provided by the present invention include niraparib tosylate Form APO-I, a co-crystal of niraparib tosylate and urea, and niraparib tosylate Form APO-II, a co-crystal of niraparib tosylate and oxalic acid. Also provided are pharmaceutical compositions including the niraparib tosylate crystalline forms, and the use of these forms in treatment or prevention of conditions which can be ameliorated by the inhibition of poly(ADP-ribose) polymerase (PARP), in particular certain forms of cancer.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: February 1, 2022
    Assignee: Apotex Inc.
    Inventors: Alexander J. Stirk, Fabio E. S. Souza, Avedis Karadeolian, Allan W. Rey
  • Publication number: 20210292272
    Abstract: The present invention provides salts of zuclomiphene and crystalline forms thereof. Specific salts of zuclomiphene provided by the present invention include sulphate, phosphate, succinate, L-tartrate, tosylate, L-malate, maleate, malonate, fumarate, glycolate, and hemi-citrate. Also provided are pharmaceutical compositions including the zuclomiphene salts and crystalline forms thereof and the use of these salts in the treatment of a disorder selected from the group including osteoporosis, bone fractures, loss of bone mineral density (BMD) and hot flashes in a subject suffering therefrom.
    Type: Application
    Filed: March 19, 2021
    Publication date: September 23, 2021
    Inventors: Fabio E. S. Souza, Fatemeh Mohammadpourmir, Alexander J. Stirk, Avedis Karadeolian, Allan W. Rey
  • Patent number: 11072620
    Abstract: The present invention provides novel crystalline forms of Ponatinib hydrochloride. Specific crystalline forms provided by the present invention include Ponatinib hydrochloride Form APO-I, APO-III and APO-IV, each of which is obtained from acetonitrile/formic acid solutions. Additionally, Form APO-V is provided, which is obtained from concentrated hydrochloric acid.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: July 27, 2021
    Assignee: Apotex Inc.
    Inventors: Fabio E. S. Souza, Bahareh Khalili, Katherine A. Rantanen, Jenny L. Gerster, Annyt Bhattacharyya, Boris Gorin, Allan W. Rey
  • Publication number: 20210221767
    Abstract: The present invention provides novel crystalline forms of zuclomiphene citrate. Specific crystalline forms provided by the present invention include zuclomiphene citrate Forms APO-I, APO-II, APO-III, and APO-IV. Also provided are pharmaceutical compositions including the zuclomiphene citrate crystalline forms, processes for the preparation thereof and the use of these forms in the treatment of a disorder selected from the group including osteoporosis, bone fractures, loss of bone mineral density (BMD) and hot flashes in a subject suffering therefrom.
    Type: Application
    Filed: January 21, 2021
    Publication date: July 22, 2021
    Inventors: Fabio E. S. Souza, Mohammed Abdul Raheem, Yajun Zhao, Siva Ramarao Kakani, Minh T. N. Nguyen, Alexander J. Stirk, Allan W. Rey, Stuart P. Green
  • Patent number: 11046638
    Abstract: The present invention provides processes for the preparation of zuclomiphene, as well as intermediates useful in the preparation thereof. In particular, processes are provided for the carbometallation of diphenylacetylene with a compound of Formula (3) to afford either zuclomiphene or an intermediate which is converted to zuclomiphene.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: June 29, 2021
    Assignee: Apotex Inc.
    Inventors: Avedis Karadeolian, Fabio E. S. Souza, Michael R. Emmett, Allan W. Rey