Patents by Inventor Sunil Sadanand

Sunil Sadanand 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: 20230062172
    Abstract: The present invention relates to a thermal ink jet printer capable of performing continuously by maintaining consistent print quality and optimum cartridge life. More particularly, the present invention relates to a print head assembly of a thermal ink jet printer comprising of a cooling system for ink inside the cartridge, an airtight chamber to prevent heat losses into atmosphere and prevents condensation of air from atmosphere.
    Type: Application
    Filed: February 22, 2021
    Publication date: March 2, 2023
    Inventors: SHIVA BASANT KABRA, SUNIL SADANAND WAKADE, RAJENDER CHOUDHARY
  • Publication number: 20220274415
    Abstract: The present invention relates to a printer ink cartridge. The invention relates to a printer ink cartridge with unified bulk ink cartridge with an integrated ink bag having a greater ink storage capacity and reduced replacement frequency consequently reducing E-waste and preventing leakage in different orientation of printing.
    Type: Application
    Filed: September 15, 2020
    Publication date: September 1, 2022
    Inventors: SHIVA BASANT KABRA, SUNIL SADANAND WAKADE, RAJENDER CHOUDHARY
  • Patent number: 11413239
    Abstract: The present invention relates to a pharmaceutical composition of tapentadol for nasal administration. Present invention also relates to the process of preparation of pharmaceutical composition of tapentadol for nasal administration and its use in the treatment of pain.
    Type: Grant
    Filed: July 19, 2012
    Date of Patent: August 16, 2022
    Assignee: Torrent Pharmaceuticals Ltd.
    Inventors: Sunil Sadanand Nadkarni, Jaya Abraham, Kapil Khatri, Vipul Mittal
  • Patent number: 9629818
    Abstract: The present invention relates to a pharmaceutical composition of tapentadol for parenteral administration which provides prolonged release of tapentadol. Present invention also relates to the process of preparation of pharmaceutical composition of tapentadol for parenteral administration and its use in the treatment of pain.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: April 25, 2017
    Assignee: TORRENT PHARMACEUTICALS LTD.
    Inventors: Sunil Sadanand Nadkarni, Jaya Abraham, Kapil Khatri
  • Publication number: 20150290146
    Abstract: The present invention relates to a pharmaceutical composition of tapentadol for parenteral administration which provides prolonged release of tapentadol. Present invention also relates to the process of preparation of pharmaceutical composition of tapentadol for parenteral administration and its use in the treatment of pain.
    Type: Application
    Filed: November 1, 2012
    Publication date: October 15, 2015
    Applicant: TORRENT PHARMACEUTICALS LTD
    Inventors: Sunil Sadanand Nadkarni, Jaya Abraham, Kapil Khatri
  • Patent number: 9040695
    Abstract: The present invention relates to a novel acid addition salt of risperidone, wherein acid counterion is selected from the group consisting of pamoic acid, caproic acid, cypionic acid, decanoic acid, camphor sulfonic acid, enanthic acid, palmitic acid, fusidic acid, gluceptic acid, gluconic acid, lactobionic acid, lauric acid, levulinic acid and valeric acid, a process for the preparation and pharmaceutical composition comprising the same. Further, the invention relates to the use of said pharmaceutical composition comprising the acid addition salt of risperidone in the treatment of patient suffering from psychotic disorders.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: May 26, 2015
    Assignee: TORRENT PHARMACEUTICALS LIMITED
    Inventors: Sunil Sadanand Nadkarni, Arunkumar Gupta, Manish Parikh, Jaya Abraham, Vivek Mishra
  • Publication number: 20140243278
    Abstract: Disclosed is an acid addition salt of donepezil, wherein acid counterion is selected from the group consisting of pamoic acid, cypionic acid, camphor sulfonic acid, enanthic acid, fusidic acid, gluceptic acid, gluconic acid, lactobionic acid, lauric acid, valeric acid, Dibenzoyl-D-Tartaric acid and terephthalic acid. Disclosed is a process for the preparation and pharmaceutical composition comprising the same. More specifically, disclosed is concerned with the pamoate acid addition salts of donepezil. Disclosed also is long acting formulation comprising the acid addition salt of donepezil and process for the preparation thereof.
    Type: Application
    Filed: July 3, 2012
    Publication date: August 28, 2014
    Inventors: Sunil Sadanand Nadkarni, Arunkumar Gupta, Jaya Abraham, Manish Parikh, Mahesh Suthar, Bipin Manavadariya, Vivek Mishra
  • Publication number: 20140170209
    Abstract: The present invention relates to a pharmaceutical composition of tapentadol for nasal administration. Present invention also relates to the process of preparation of pharmaceutical composition of tapentadol for nasal administration and its use in the treatment of pain.
    Type: Application
    Filed: July 19, 2012
    Publication date: June 19, 2014
    Applicant: TORRENT PHARMACEUTICALS LTD.
    Inventors: Sunil Sadanand Nadkarni, Jaya Abraham, Kapil Khatri, Vipul Mittal
  • Publication number: 20140045864
    Abstract: The present invention relates to a novel acid addition salt of risperidone, wherein acid counterion is selected from the group consisting of pamoic acid, caproic acid, cypionic acid, decanoic acid, camphor sulfonic acid, enanthic acid, palmitic acid, fusidic acid, gluceptic acid, gluconic acid, lactobionic acid, lauric acid, levulinic acid and valeric acid, a process for the preparation and pharmaceutical composition comprising the same. Further, the invention relates to the use of said pharmaceutical composition comprising the acid addition salt of risperidone in the treatment of patient suffering from psychotic disorders.
    Type: Application
    Filed: April 25, 2012
    Publication date: February 13, 2014
    Applicant: TORRENT PHARMACEUTICALS LIMITED
    Inventors: Sunil Sadanand Nadkarni, Arunkumar Gupta, Manish Parikh, Jaya Abraham, Vivek Mishra
  • Patent number: 8633241
    Abstract: The present invention provides an improved process for the synthesis of nebivolol or its pharmaceutically acceptable salts, more particularly hydrochloride salt of formula (I). The present invention further provides a new Form T1 of nebivolol and its pharmaceutically acceptable salts. The present invention also provides pharmaceutical compositions and process for the preparation of a solid oral dosage form of nebivolol hydrochloride of formula (I), without the use of wetting agent, and optionally using binder and/or disintegrant.
    Type: Grant
    Filed: April 9, 2013
    Date of Patent: January 21, 2014
    Assignee: Forest Laboratories Holdings, Limited
    Inventors: Srinivasarao Veeravenkata Attanti, Hasmukh Mathurbhai Patel, Sunil Sadanand Nadkarni
  • Patent number: 8604222
    Abstract: The present invention provides an improved process for the synthesis of nebivolol or its pharmaceutically acceptable salts, more particularly hydrochloride salt of formula (I). The present invention further provides a new Form T1 of nebivolol and its pharmaceutically acceptable salts. The present invention also provides pharmaceutical compositions and process for the preparation of a solid oral dosage form of nebivolol hydrochloride of formula (I), without the use of wetting agent, and optionally using binder and/or disintegrant.
    Type: Grant
    Filed: August 1, 2005
    Date of Patent: December 10, 2013
    Assignee: Forest Laboratories Holdings Limited
    Inventors: Rakesh Sheth, Srinivasarao Veeravenkata Attanti, Hasmukh Mathurbhai Patel, Vinodkumar Gupta, Sunil Sadanand Nadkarni
  • Publication number: 20130296583
    Abstract: The present invention provides an improved process for the synthesis of nebivolol or its pharmaceutically acceptable salts, more particularly hydrochloride salt of formula (I). The present invention further provides a new Form T1 of nebivolol and its pharmaceutically acceptable salts. The present invention also provides pharmaceutical compositions and process for the preparation of a solid oral dosage form of nebivolol hydrochloride of formula (I), without the use of wetting agent, and optionally using binder and/or disintegrant.
    Type: Application
    Filed: April 9, 2013
    Publication date: November 7, 2013
    Inventors: Rakesh Sheth, Srinivasarao Veeravenkata Attanti, Hasmukh Mathurbhai Patel, Vinodkumar Gupta, Sunil Sadanand Nadkarni
  • Patent number: 8268352
    Abstract: A novel modified release dosage form comprising of a high solubility active ingredient, which utilizes dual retard technique to effectively reduce the quantity of release controlling agents. Present invention can optionally comprise additionally another active ingredient as an immediate release form or modified release form. Present invention also relates to a process for preparing the said formulation.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: September 18, 2012
    Assignee: Torrent Pharmaceuticals Limited
    Inventors: Navin Vaya, Rajesh Singh Karan, Sunil Sadanand Nadkarni, Vinod Kumar Gupta
  • Patent number: 8263125
    Abstract: A dosage form comprising of a high dose, high solubility active ingredient as modified release and a low dose active ingredient as immediate release where the weight ratio of immediate release active ingredient and modified release active ingredient is from 1:10 to 1:15000 and the weight of modified release active ingredient per unit is from 500 mg to 1500 mg; a process for preparing the dosage form.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: September 11, 2012
    Assignee: Torrent Pharmaceuticals Limited
    Inventors: Navin Vaya, Rajesh Singh Karan, Sunil Sadanand Nadkarni, Vinod Kumar Gupta
  • Patent number: 8216609
    Abstract: A novel modified release dosage form comprising of a high solubility active ingredient, which utilizes dual retard technique to effectively reduce the quantity of release controlling agents; a process for preparing the dosage form.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: July 10, 2012
    Assignee: Torrent Pharmaceuticals Limited
    Inventors: Navin Vaya, Rajesh Singh Karan, Sunil Sadanand Nadkarni, Vinod Kumar Gupta
  • Patent number: 7985422
    Abstract: A dosage form comprising of a high dose, high solubility active ingredient as modified release and a low dose active ingredient as immediate release where the weight ratio of immediate release active ingredient and modified release active ingredient is from 1:10 to 1:15000 and the weight of modified release active ingredient per unit is from 500 mg to 1500 mg; a process for preparing the dosage form.
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: July 26, 2011
    Assignee: Torrent Pharmaceuticals Limited
    Inventors: Navin Vaya, Rajesh Singh Karan, Sunil Sadanand Nadkarni, Vinod Kumar Gupta
  • Patent number: 7976871
    Abstract: A novel modified release dosage form comprising of a high solubility active ingredient, which utilizes dual retard technique to effectively reduce the quantity of release controlling agents. Present invention can optionally comprise additionally another active ingredient as an immediate release form or modified release form. Present invention also relates to a process for preparing the said formulation.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: July 12, 2011
    Assignee: Torrent Pharmaceuticals Limited
    Inventors: Navin Vaya, Rajesh Singh Karan, Sunil Sadanand Nadkarni, Vinod Kumar Gupta
  • Publication number: 20110123618
    Abstract: Rapidly disintegrating multiparticulate controlled release formulations of lamotrigine having an improved pharmacokinetic profile and improved patient compliance, and process of preparing the formulations. It provides better control of blood plasma levels than conventional tablet formulations that is administered once or more times a day.
    Type: Application
    Filed: January 26, 2011
    Publication date: May 26, 2011
    Inventor: Sunil Sadanand Nadkarni
  • Patent number: 7939102
    Abstract: Rapidly disintegrating multiparticulate controlled release formulations of lamotrigine having an improved pharmacokinetic profile and improved patient compliance, and process of preparing the formulations. It provides better control of blood plasma levels than conventional tablet formulations that is administered once or more times a day.
    Type: Grant
    Filed: June 2, 2003
    Date of Patent: May 10, 2011
    Assignees: Torrent Pharmaceuticals Ltd., Torrent Pharmaceuticals Torrent Research Center
    Inventors: Sunil Sadanand Nadkarni, Navin Vaya
  • Publication number: 20100292251
    Abstract: The invention relates to Benzhydryl piperazine salts of [R-(E)]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid represented by the formula (III). Furthermore, the invention relates to the use of Benzhydryl piperazine salts of [R-(E)]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid represented by the formula (III) for the preparation of substantially pure [R-(E)]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropane acetic acid or its alkali salts and pharmaceutical composition comprising the same.
    Type: Application
    Filed: January 5, 2009
    Publication date: November 18, 2010
    Applicant: Torrent Pharmaceuticals Limited
    Inventors: Nitin Ashok Shimpi, Mahendra Gordhanbhai Lakkad, Sunil Sadanand Nadkarni, Srinivasa Rao A.v.v.