Patents by Inventor Shantaram Naik

Shantaram Naik 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: 8178702
    Abstract: A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: May 15, 2012
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Yogendrasinh Chauhan, Mahesh Chaudhari, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-Paranjape, Philippe Schottland, Ganapati Shankarling, Kiran Puthamane, Meerakani Sait
  • Patent number: 7645884
    Abstract: Disclosed are compositions comprising at least one [benzo[4,5]imidazo(heterocycle)] compound, said [benzo[4,5]imidazo(heterocycle)] compound selected from the group consisting of structures I and II, wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, electron withdrawing group, organic group, divalent 1,2-cycloalkylidene group, or combinations thereof; “q” is independently an integer from 1-4, L is a linking group, and “r” is independently 0 or 1; said at least one [benzo[4,5]imidazo(heterocycle)] compound being present at a concentration sufficient to cause said composition to exhibit upon exposure to an excitation radiation having a wavelength of from about 330 nanometers to about 390 nanometers, a maximum fluorescence emission wavelength of greater than or equal to about 470 nanometers; and a Stokes shift of greater than or equal to about 80 nanometers; wherein the wavelengths are measured in bisphenol A polycarbonate matrix.
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: January 12, 2010
    Assignee: SABIC Innovative Plastics IP B.V.
    Inventors: Yogendrasinh Chauhan, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Kiran Puthamane, Meerakani Sait, Philippe Schottland, Ganapati Shankarling, Vandita Pai-paranjape
  • Patent number: 7635778
    Abstract: A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: December 22, 2009
    Assignee: SABIC Innovative Plastics IP B.V.
    Inventors: Yogendrasinh Chauhan, Mahesh Chaudhari, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-Paranjape, Philippe Schottland, Ganapati Shankarling, Kiran Puthamane, Meerakani Sait
  • Publication number: 20080265176
    Abstract: A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.
    Type: Application
    Filed: May 16, 2008
    Publication date: October 30, 2008
    Inventors: YOGENDRASINH CHAUHAN, MAHESH CHAUDHARI, ADIL DHALLA, SRIRAMAKRISHNA MARUVADA, SHANTARAM NAIK, VANDITA PAI-PARANJAPE, PHILIPPE SCHOTTLAND, GANAPATI SHANKARLING, KIRAN PUTHAMANE, MEERAKANI SAIT
  • Publication number: 20070210573
    Abstract: Disclosed are compositions comprising at least one [benzo[4,5]imidazo(heterocycle)] compound, said [benzo[4,5]imidazo(heterocycle)] compound selected from the group consisting of structures I and II, wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, electron withdrawing group, organic group, divalent 1,2-cycloalkylidene group, or combinations thereof; “q” is independently an integer from 1-4, L is a linking group, and “r” is independently 0 or 1; said at least one [benzo[4,5]imidazo(heterocycle)] compound being present at a concentration sufficient to cause said composition to exhibit upon exposure to an excitation radiation having a wavelength of from about 330 nanometers to about 390 nanometers, a maximum fluorescence emission wavelength of greater than or equal to about 470 nanometers; and a Stokes shift of greater than or equal to about 80 nanometers; wherein the wavelengths are measured in bisphenol A polycarbonate matrix.
    Type: Application
    Filed: May 9, 2007
    Publication date: September 13, 2007
    Inventors: Yogendrasinh Chauhan, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-paranjape, Kiran Puthamane, Meerakani Sait, Philippe Schottland, Ganapati Shankarling
  • Patent number: 7230113
    Abstract: Disclosed are compositions comprising at least one [benzo[4,5]imidazo(heterocycle)] compound, said [benzo[4,5]imidazo(heterocycle)] compound selected from the group consisting of structures I and II, wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, electron withdrawing group, organic group, divalent 1,2-cycloalkylidene group, or combinations thereof; “q” is independently an integer from 1–4, L is a linking group, and “r” is independently 0 or 1; said at least one [benzo[4,5]imidazo(heterocycle)] compound being present at a concentration sufficient to cause said composition to exhibit upon exposure to an excitation radiation having a wavelength of from about 330 nanometers to about 390 nanometers, a maximum fluorescence emission wavelength of greater than or equal to about 470 nanometers; and a Stokes shift of greater than or equal to about 80 nanometers; wherein the wavelengths are measured in bisphenol A polycarbonate matrix.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: June 12, 2007
    Assignee: General Electric Company
    Inventors: Yogendrasinh Chauhan, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-Paranjape, Kiran Puthamane, Meerakani Sait, Philippe Schottland, Ganapati Shankarling
  • Publication number: 20070117887
    Abstract: A compound of Formula (I) wherein R1, R2, and R3 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C1-C20 aliphatic functionality, a C3-C10 cycloaliphatic functionality or a C3-C20 aromatic functionality, with the proviso that R2 and R3 are not hydrogen when R1 is a methyl or hydrogen; R4 and R5 are independently at each occurrence hydrogen, a halogen, a cyano functionality, a C1-C20 aliphatic functionality, a C3-C10 cycloaliphatic functionality or a C3-C10 aromatic functionality; R7 and R8 are independently at each occurrence, a halogen, a cyano functionality, a C1-C20 aliphatic functionality, a C3-C10 cycloaliphatic functionality or a C3-C10 aromatic functionality; R6 is a C2-C20 aliphatic functionality, a C3-C10 cycloaliphatic functionality or a C3-C20 aromatic functionality; and “n” and “m” are each independently integers having a value of 0 to 3.
    Type: Application
    Filed: November 21, 2005
    Publication date: May 24, 2007
    Inventors: Shantaram Naik, Adil Dhalla, Yogendrasinh Chauhan
  • Publication number: 20060131761
    Abstract: A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.
    Type: Application
    Filed: December 17, 2004
    Publication date: June 22, 2006
    Inventors: Yogendrasinh Chauhan, Mahesh Chaudhari, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-Paranjape, Philippe Schottland, Ganapati Shankarling, Kiran Puthamane, Meerrakani Sait
  • Publication number: 20060135658
    Abstract: Disclosed are compositions comprising at least one [benzo[4,5]imidazo(heterocycle)] compound, said [benzo[4,5]imidazo(heterocycle)] compound selected from the group consisting of structures I and II, wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, electron withdrawing group, organic group, divalent 1,2-cycloalkylidene group, or combinations thereof; “q” is independently an integer from 1-4, L is a linking group, and “r” is independently 0 or 1; said at least one [benzo[4,5]imidazo(heterocycle)] compound being present at a concentration sufficient to cause said composition to exhibit upon exposure to an excitation radiation having a wavelength of from about 330 nanometers to about 390 nanometers, a maximum fluorescence emission wavelength of greater than or equal to about 470 nanometers; and a Stokes shift of greater than or equal to about 80 nanometers; wherein the wavelengths are measured in bisphenol A polycarbonate matrix.
    Type: Application
    Filed: December 17, 2004
    Publication date: June 22, 2006
    Inventors: Yogendrasinh Chauhan, Adil Dhalla, Sriramakrishna Maruvada, Shantaram Naik, Vandita Pai-Paranjape, Kiran Puthamane, Meerakani Sait, Philippe Schottland, Ganapati Shankarling