Patents by Inventor Basem Masarwa

Basem Masarwa 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).

  • Process for Preparing Clopidogrel Bisulphate
    Publication number: 20090247569
    Abstract: Provided are processes for the preparation of clopidogrel bisulphate Form I.
    Type: Application
    Filed: August 3, 2007
    Publication date: October 1, 2009
    Inventors: Claude Singer, Basem Masarwa, Greta Sterimbaum, Paola Daverio, Eran Turgeman
  • Processes for preparing clarithromycin polymorphs
    Patent number: 6987175
    Abstract: The present invention relates to processes for converting clarithromycin Form I to clarithromycin Form II, which include slurrying clarithromycin the Form I in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form I to clarithromycin Form II by slurrying.
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: January 17, 2006
    Assignee: Teva Pharmaceutical Industries Ltd.
    Inventors: Igor Lifshitz, Ilya Avrutov, Edi Schwartz, Basem Masarwa
  • Processes for preparing clarithromycin polymorphs and novel polymorph IV
    Publication number: 20040058879
    Abstract: The present invention relates to processes for converting clarithromycin Form 0 to clarithromycin Form II, which include slurrying clarithromycin the Form 0 in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form 0 to clarithromycin Form II by slurrying. The present invention further relates to the novel clarithromycin polymorph Form IV, a process for its preparation, pharmaceutical compositions comprising the compound, and methods of using the compound as a therapeutic agent.
    Type: Application
    Filed: June 10, 2003
    Publication date: March 25, 2004
    Inventors: Ilya Avrutov, Igor Lifshitz, Ronen Borochovitz, Basem Masarwa, Edi Schwartz
  • Processes for preparing clarithromycin polymorphs
    Publication number: 20030216555
    Abstract: The present invention relates to processes for converting clarithromycin Form I to clarithromycin Form II, which include slurrying clarithromycin the Form I in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form I to clarithromycin Form II by slurrying.
    Type: Application
    Filed: June 10, 2003
    Publication date: November 20, 2003
    Inventors: Igor Lifshitz, Ilya Avrutov, Edi Schwartz, Basem Masarwa
  • Processes for preparing clarithromycin polymorphs
    Patent number: 6624292
    Abstract: The present invention relates to processes for converting clarithromycin Form I to clarithromycin Form II, which include slurrying clarithromycin the Form I in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form I to clarithromycin Form II by slurrying.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: September 23, 2003
    Assignee: Teva Pharmaceutical Industries Ltd.
    Inventors: Igor Lifshitz, Ilya Avrutov, Edi Schwartz, Basem Masarwa
  • Processes for preparing clarithromycin polymorphs and novel polymorph IV
    Patent number: 6599884
    Abstract: The present invention relates to processes for converting clarithromycin Form 0 to clarithromycin Form II, which include slurrying clarithromycin the Form 0 in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form 0 to clarithromycin Form II by slurrying. The present invention further relates to the novel clarithromycin polymorph Form IV, a process for its preparation, pharmaceutical compositions comprising the compound, and methods of using the compound as a therapeutic agent.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: July 29, 2003
    Assignee: Teva Pharmaceutical Industries Ltd.
    Inventors: Ilya Avrutov, Igor Lifshitz, Ronen Borochovitz, Basem Masarwa, Edi Schwartz
  • Processes for preparing clarithromycin polymorphs
    Publication number: 20020028920
    Abstract: The present invention relates to processes for converting clarithromycin Form I to clarithromycin Form II, which include slurrying clarithromycin the Form I in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form I to clarithromycin Form II by slurrying.
    Type: Application
    Filed: December 15, 2000
    Publication date: March 7, 2002
    Inventors: Igor Lifshitz, Ilya Avrutov, Edi Schwartz, Basem Masarwa
  • Processes for preparing clarithromycin polymorphs and novel polymorph IV
    Publication number: 20020026038
    Abstract: The present invention relates to processes for converting clarithromycin Form 0 to clarithromycin Form II, which include slurrying clarithromycin the Form 0 in water. The present invention also relates to processes for the preparation of clarithromycin Form II by converting erythromycin A to clarithromycin and thereafter converting clarithromycin Form 0 to clarithromycin Form II by slurrying. The present invention further relates to the novel clarithromycin polymorph Form IV, a process for its preparation, pharmaceutical compositions comprising the compound, and methods of using the compound as a therapeutic agent.
    Type: Application
    Filed: December 15, 2000
    Publication date: February 28, 2002
    Inventors: Ilya Avrutov, Igor Lifshitz, Ronen Borochovitz, Basem Masarwa, Edi Schwartz