Patents by Inventor Mohammed Abdul Raheem

Mohammed Abdul Raheem 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).

  • 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
  • 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
  • Patent number: 11220500
    Abstract: The present invention provides a novel crystalline form of Valbenazine dibesylate, Valbenazine dibesylate Form APO-I, compositions and processes for the preparation thereof, and the use of this crystalline form in the treatment of hyperkinetic disorders, including tardive dyskinesia.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: January 11, 2022
    Assignee: Apotex Inc.
    Inventors: Mohammed Abdul Raheem, Yajun Zhao, Minh T. N. Nguyen, Mohamed Ibrahim Zaki, Jenny L. Gerster, Stuart P. Green, 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
  • Publication number: 20210147338
    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: Application
    Filed: November 11, 2020
    Publication date: May 20, 2021
    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: 20200207761
    Abstract: The present invention provides a novel crystalline form of Valbenazine dibesylate, Valbenazine dibesylate Form APO-I, compositions and processes for the preparation thereof, and the use of this crystalline form in the treatment of hyperkinetic disorders, including tardive dyskinesia.
    Type: Application
    Filed: December 18, 2019
    Publication date: July 2, 2020
    Inventors: Mohammed Abdul Raheem, Yajun Zhao, Minh T. N. Nguyen, Mohamed Ibrahim Zaki, Jenny L. Gerster, Stuart P. Green, Allan W. Rey
  • Publication number: 20170291882
    Abstract: Solid forms of Mirabegron, including forms APO-I, APO-II, and various salt forms, and processes for the preparation thereof, are provided.
    Type: Application
    Filed: October 1, 2015
    Publication date: October 12, 2017
    Inventors: Allan W. Rey, Annyt Bhattacharyya, Jenny L. Gerster, Sammy Chris Duncan, Mohammed Abdul Raheem, Fan Wang, Stuart P. Green
  • Patent number: 8952154
    Abstract: There is provided processes for preparing Lapatinib and pharmaceutically acceptable salts thereof by the reductive amination of the aldehyde of Formula II by treatment with 2-methanesulphonylethylamine followed by catalytic hydrogenation in the presence of a suitable hydrogenation catalyst.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: February 10, 2015
    Assignee: Apotex Pharmachem Inc.
    Inventors: Mohammed Abdul Raheem, Gamini Weeratunga, Carlos Zetina-Rocha, Eduardo Gustavo Cammisa
  • Publication number: 20140018535
    Abstract: There is provided processes for preparing Lapatinib and pharmaceutically acceptable salts thereof by the reductive amination of the aldehyde of Formula II by treatment with 2-methanesulphonylethylamine followed by catalytic hydrogenation in the presence of a suitable hydrogenation catalyst.
    Type: Application
    Filed: December 23, 2011
    Publication date: January 16, 2014
    Applicant: APOTEX PHARMACHEM INC.
    Inventors: Mohammed Abdul Raheem, Gamini Weeratunga, Carlos Zetina-Rocha, Eduardo Gustavo Cammisa
  • Patent number: 7884121
    Abstract: This invention relates to a process for the preparation of an aminoalkyl phenyl carbamate compound of formula 1, wherein R1 and R2 independently are hydrogen or C1-6 alkyl; R3 and R4 are the same or different and each is a lower alkyl; or R3 and R4 together with the nitrogen to which they are attached form a cyclic moiety of a three to eight-member ring, with or without a hetero atom like nitrogen or oxygen; R5 and R6 independently are hydrogen, linear, branched or cyclic C1-6 alkyl, allyl, propargyl or benzyl; or R5 and R6 together with the nitrogen to which they are attached form a cyclic moiety of three to eight member ring, with or without a hetero atom like nitrogen or oxygen; the carbon center marked with “*” is racemic or enantiomerically enriched (R)- or (S)-configuration; and pharmaceutically acceptable addition salts, and crystalline and amorphous forms thereof comprising the steps of: i) converting an amine R5R6NH to a carbamoylimidazolium salt of formula 3 wherein R5 and R6 are
    Type: Grant
    Filed: June 11, 2007
    Date of Patent: February 8, 2011
    Assignee: Apotex Pharmachem Inc.
    Inventors: Mohammed Abdul Raheem, Zhi-Xian Wang, Eckardt C. G. Wolf
  • Patent number: 7531658
    Abstract: The present invention relates to a process for producing 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones of formula 1, including Finasteride and Dutasteride.
    Type: Grant
    Filed: January 20, 2006
    Date of Patent: May 12, 2009
    Assignee: Apotex Pharmachem Inc.
    Inventors: Zhi-Xian Wang, Alfredo Paul Ceccarelli, Mohammed Abdul Raheem, Bhaskar Reddy Guntoori
  • Patent number: 7485754
    Abstract: Provided is an efficient method for the preparation of 3-aryloxy-3-arylpropylamines, their optical stereoisomers, and pharmaceutically acceptable salts thereof. The process allows for the isolation of 3-aryloxy-3-arylpropylamines in high yield and purity. The present invention further relates to a process for producing fluoxetine, tomoxetine, norfluoxetine, duloxetine, nisoxetine, and their optically enriched (R)- and (S)-enantiomers.
    Type: Grant
    Filed: July 8, 2005
    Date of Patent: February 3, 2009
    Assignee: Apotex Pharmachem Inc.
    Inventors: Zhi-Xian Wang, Mohammed Abdul Raheem, Gamini Weeratunga, Bhaskar Reddy Guntoori
  • Publication number: 20080306280
    Abstract: This invention relates to a process for the preparation of an aminoalkyl phenyl carbamate compound of formula 1, wherein R1 and R2 independently are hydrogen or C1-6 alkyl; R3 and R4 are the same or different and each is a lower alkyl; or R3 and R4 together with the nitrogen to which they are attached form a cyclic moiety of a three to eight-member ring, with or without a hetero atom like nitrogen or oxygen; R5 and R6 independently are hydrogen, linear, branched or cyclic C1-6 alkyl, allyl, propargyl or benzyl; or R5 and R6 together with the nitrogen to which they are attached form a cyclic moiety of three to eight member ring, with or without a hetero atom like nitrogen or oxygen; the carbon center marked with “*” is racemic or enantiomerically enriched (R)- or (S)-configuration; and pharmaceutically acceptable addition salts, and crystalline and amorphous forms thereof comprising the steps of: i) converting an amine R5R6NH to a carbamoylimidazolium salt of formula 3 wherein R5 and R6 are
    Type: Application
    Filed: June 11, 2007
    Publication date: December 11, 2008
    Inventors: Mohammed Abdul Raheem, Zhi-Xian Wang, Eckardt C.G. Wolf
  • Publication number: 20070173523
    Abstract: The present invention relates to a process for producing 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones of formula 1, including Finasteride and Dutasteride.
    Type: Application
    Filed: January 20, 2006
    Publication date: July 26, 2007
    Inventors: Zhi-Xian Wang, Alfredo Ceccarelli, Mohammed Abdul Raheem, Bhaskar Guntoori