Patents by Inventor Romi Barat Singh

Romi Barat Singh 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: 20180071240
    Abstract: The present invention relates to a modified-release, once-daily, oral pharmaceutical composition comprising isotretinoin and a process for its preparation. In some embodiments, the disclosure is directed to a modified-release, oral pharmaceutical composition comprising isotretinoin or a pharmaceutically acceptable salt, ester or a derivative thereof; and a release modifying agent, wherein the composition is suitable for once daily administration. In some embodiments, the disclosure is directed to a modified-release, oral pharmaceutical composition comprising isotretinoin, wherein the composition comprises an immediate-release component; and a modified-release component comprising a release modifying agent, and wherein the composition is suitable for once daily administration.
    Type: Application
    Filed: November 24, 2017
    Publication date: March 15, 2018
    Applicant: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Sumit MADAN, Anuj Kumar FANDA, Pankaj Prabhakar AMRUTKAR, Rajesh RAO, Jitendra KAWADKAR, Vasu Kumar KAKUMANU, Ravi KOCHHAR, Romi Barat SINGH, Dileep JAMI, Lokesh GARG, Sandipan ROY
  • Publication number: 20180064663
    Abstract: The present invention relates to extended release liquid compositions of metformin. The extended release liquid compositions are in the form of suspensions or reconstituted powder for suspensions. Said extended release liquid compositions comprise cores of metformin coated with a release-controlling agent, wherein the coated cores are dispersed in a suspension base. Said extended release liquid compositions provide the desired uniform extended release profile throughout the shelf-life of the composition. Furthermore, said extended release liquid compositions are bioequivalent to a reference composition. It also relates to processes for the preparation of said extended release liquid compositions.
    Type: Application
    Filed: November 1, 2017
    Publication date: March 8, 2018
    Inventors: Romi Barat SINGH, Ashish KUMAR, Rajesh Srikrishan SHEAR, Satish Kumar JAIN, Paras P. JAIN
  • Publication number: 20180008539
    Abstract: The present invention relates to a gastroretentive extended release suspension composition, wherein the composition is characterized by having no substantial change in the in-vitro dissolution release profile upon storage for at least seven days. The invention also relates to processes for the preparation of said gastroretentive extended release suspension compositions.
    Type: Application
    Filed: May 1, 2015
    Publication date: January 11, 2018
    Applicant: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Romi Barat SINGH, Ashish KUMAR, Paras P. JAIN, Suchitra KAUSHIK, Vinay KUMAR
  • Patent number: 9861585
    Abstract: The present invention relates to an osmotic floating tablet comprising: (i) an inner core comprising a drug, one or more low density polymers, and one or more pharmaceutically acceptable excipients; and (ii) an outer osmotic coating surrounding the inner core that is substantially permeable to surrounding fluids and substantially impermeable to the drug. The present invention also relates to processes for the preparation of said tablets.
    Type: Grant
    Filed: October 15, 2013
    Date of Patent: January 9, 2018
    Assignee: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Varinder Kumar, Shavej Ahmad, Romi Barat Singh, Ajay Kumar Singla
  • Publication number: 20170340583
    Abstract: This disclosure provides an extended-release capsule dosage form of metoprolol succinate in the form of coated discrete units, wherein said capsule dosage form is bioequivalent to the marketed Toprol-XL® tablet. The extended-release capsule dosage form comprising coated discrete units can be sprinkled onto food to ease administration to patients who have difficulty swallowing tablets or capsules.
    Type: Application
    Filed: August 21, 2017
    Publication date: November 30, 2017
    Inventors: Sandeep Kumar VATS, Balaram MONDAL, Kalaiselvan RAMARAJU, Romi Barat SINGH
  • Publication number: 20170326092
    Abstract: The present invention provides an oral pharmaceutical composition of isotretinoin with a reduced dose. The present invention further relates to a process for preparing the oral pharmaceutical composition of the present invention.
    Type: Application
    Filed: August 2, 2017
    Publication date: November 16, 2017
    Inventors: Rathinasabapathy VENKATESHWARAN, Sumit MADAN, Harish Kumar MADAN, Ravi KOCHHAR, Simon Santosh JENA, Rajesh RAO, Anuj Kumar FANDA, Romi Barat SINGH
  • Publication number: 20170304234
    Abstract: The present invention relates to extended release liquid compositions of metformin. The extended release liquid compositions are in the form of suspensions or reconstituted powder for suspensions. Said extended release liquid compositions comprise cores of metformin coated with a release-controlling agent, wherein the coated cores are dispersed in a suspension base. Said extended release liquid compositions provide the desired uniform extended release profile throughout the shelf-life of the composition. Furthermore, said extended release liquid compositions are bioequivalent to a reference composition. It also relates to processes for the preparation of said extended release liquid compositions.
    Type: Application
    Filed: May 2, 2016
    Publication date: October 26, 2017
    Inventors: Romi Barat SINGH, Ashish KUMAR, Rajesh Srikrishan SHEAR, Satish Kumar JAIN, Paras P. JAIN
  • Publication number: 20170258748
    Abstract: The present invention provides an oral pharmaceutical composition of isotretinoin with reduced food effect. The present invention further relates to a process for preparing the oral pharmaceutical composition of the present invention.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 14, 2017
    Inventors: Rajesh RAO, Anuj Kumar FANDA, Satish Kumar JAIN, Romi Barat SINGH
  • Patent number: 9750696
    Abstract: The present invention relates to controlled-release pharmaceutical dosage forms comprising a solid dispersion of a poorly water-soluble or insoluble drug with improved solubility and thus improved dissolution in an aqueous medium. The invention further discloses a process of preparation of these controlled-release dosage forms.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: September 5, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Sandeep Kumar Vats, Kalaiselvan Ramaraju, Romi Barat Singh
  • Patent number: 9700530
    Abstract: This disclosure provides an extended-release capsule dosage form of metoprolol succinate in the form of coated discrete units, wherein said capsule dosage form is bioequivalent to the marketed Toprol-XL® tablet. The extended-release capsule dosage form comprising coated discrete units can be sprinkled onto food to ease administration to patients who have difficulty swallowing tablets or capsules.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: July 11, 2017
    Assignee: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Sandeep Kumar Vats, Balaram Mondal, Kalaiselvan Ramaraju, Romi Barat Singh
  • Patent number: 9700535
    Abstract: An oral pharmaceutical composition of isotretinoin with reduced food effect. A process for preparing the oral pharmaceutical composition of the present invention.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: July 11, 2017
    Assignee: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Rajesh Rao, Anuj Kumar Fanda, Satish Kumar Jain, Romi Barat Singh
  • Publication number: 20170189351
    Abstract: This disclosure provides an extended-release capsule dosage form of metoprolol succinate in the form of coated discrete units, wherein said capsule dosage form is bioequivalent to the marketed Toprol-XL® tablet. The extended-release capsule dosage form comprising coated discrete units can be sprinkled onto food to ease administration to patients who have difficulty swallowing tablets or capsules.
    Type: Application
    Filed: March 22, 2017
    Publication date: July 6, 2017
    Inventors: Sandeep Kumar VATS, Balaram MONDAL, Kalaiselvan RAMARAJU, Romi Barat SINGH
  • Patent number: 9682081
    Abstract: The present invention relates to a pharmaceutical gastro-retentive solid oral dosage form comprising nilotinib as the active ingredient. The invention is further related to methods of preparing said dosage form.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: June 20, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Anuj Kumar Fanda, Ravish Sharma, Kumaravel Vivek, Lalit Kumar Khurana, Shavej Ahmad, Romi Barat Singh, Ajay Kumar Singla
  • Patent number: 9622979
    Abstract: The present invention relates to a multilayered coated tablet comprising at least three layers, i.e., first, second and third layer wherein the first and third layers contain at least one active pharmaceutical ingredient and the second layer is either a placebo or an immediate-release drug layer. Further, the tablet has a delayed-release coating, wherein the coating may contain one or more pore-forming agents and/or orifices on one or both sides. Furthermore, it may contain an immediate-release layer of the drug over the delayed-release coating layer. The present invention further relates to processes for preparing such a multilayered coated tablet.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: April 18, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Murali Krishna Bhavarisetti, Kumaravel Vivek, Sreekanth Narravula, Romi Barat Singh
  • Publication number: 20170049774
    Abstract: The present invention relates to sustained release oral pharmaceutical compositions of tofacitinib comprising tofacitinib, a release controlling polymer, and pharmaceutically acceptable excipients, wherein the sustained release oral pharmaceutical compositions further comprise an outer modified release coating that includes a modified release polymer. The invention also relates to a process for the preparation of the compositions.
    Type: Application
    Filed: August 10, 2016
    Publication date: February 23, 2017
    Inventors: Romi Barat SINGH, Kalaiselvan RAMARAJU, Sandeep Kumar VATS, Pulak Kumar METIA, Balamurali Krishna NOOKA
  • Publication number: 20170042837
    Abstract: This disclosure provides an extended-release capsule dosage form of metoprolol succinate in the form of coated discrete units, wherein said capsule dosage form is bioequivalent to the marketed ToprolXL® tablet. The extended-release capsule dosage form comprising coated discrete units can be sprinkled onto food to ease administration to patients who have difficulty swallowing tablets or capsules.
    Type: Application
    Filed: October 28, 2016
    Publication date: February 16, 2017
    Inventors: Sandeep Kumar VATS, Balaram MONDAL, Kalaiselvan RAMARAJU, Romi Barat SINGH
  • Patent number: 9566287
    Abstract: The present invention relates to a once daily pharmaceutical composition comprising doxycycline and one or more pharmaceutically acceptable excipients, wherein the pharmaceutical composition exhibits a reduced food effect. The invention further provides a method of treatment of rosacea by administering to a person in need thereof the doxycycline pharmaceutical composition with or without food. A process of preparing such pharmaceutical composition is also provided.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: February 14, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Ravish Kumar Sharma, Pulak Kumar Metia, Ravinder Singh, Rajesh Srikrishan Shear, Anuj Kumar Fanda, Satish Kumar Jain, Romi Barat Singh, Swarna Pappu, Prabhakar Konatham, Pruthvipathy Katikaneni, Dileep Jami
  • Patent number: 9561242
    Abstract: The present invention relates to a once daily pharmaceutical composition comprising doxycycline, a controlled-release polymer, and one or more pharmaceutically acceptable excipients. The invention further provides a method of treatment of rosacea by administering such pharmaceutical composition. A process of preparing such pharmaceutical composition is also provided.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: February 7, 2017
    Assignee: Sun Pharmaceutical Industries Limited
    Inventors: Ravish Kumar Sharma, Pulak Kumar Metia, Ravinder Singh, Rajesh Srikrishan Shear, Anuj Kumar Fanda, Satish Kumar Jain, Romi Barat Singh, Swarna Pappu, Prabhakar Konatham, Pruthvipathy Katikaneni, Dileep Jami
  • Publication number: 20160346233
    Abstract: The present invention relates to extended release liquid compositions of guanfacine. The extended release liquid compositions of the present invention are bioequivalent to marketed extended release tablet compositions of guanfacine. Said extended release liquid compositions provide substantially similar in-vitro dissolution release profile upon storage for at least seven days. Further, the extended release liquid compositions are stable. The extended release liquid compositions are in the form of ready-to-use liquid compositions or reconstituted liquid compositions. It also relates to processes for the preparation of said extended release liquid compositions.
    Type: Application
    Filed: May 6, 2016
    Publication date: December 1, 2016
    Inventors: Romi Barat SINGH, Kalaiselvan RAMARAJU, Balaram MONDAL, Ashish KUMAR, Suchitra KAUSHIK
  • Publication number: 20160346235
    Abstract: The present invention relates to oral liquid compositions of guanfacine. The liquid. compositions can be immediate release or extended release compositions. The compositions comprise guanfacine in a concentration from about 0.1 mg/mL to about 12.0 mg/mL of the composition. The liquid compositions can be in the form of ready-to use liquid compositions or reconstituted liquid compositions. It further relates to processes for the preparation of said oral liquid compositions.
    Type: Application
    Filed: May 2, 2016
    Publication date: December 1, 2016
    Inventors: Romi Barat SINGH, Kalaiselvan RAMARAJU, Balaram MONDAL, Ashish KUMAR, Suchitra KAUSHIK