Patents by Inventor Shantanu Bhattacharya
Shantanu Bhattacharya 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).
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Patent number: 11697719Abstract: The present disclosure provides a method of enhancing the shelf-life of an activated surface of a thermoplastic material, including: coating at least a portion of a surface of the thermoplastic material with at least one adhesion promoter to provide a coated surface; and treating the coated surface with plasma to provide the activated surface of the thermoplastic material; wherein the activated surface has a contact angle in the range of from about 0 to about 40°; and wherein the presence of the at least one adhesion promoter is effective to maintain the contact angle in the range of from about 0 to about 40° for a time of about 10 days or greater.Type: GrantFiled: March 2, 2020Date of Patent: July 11, 2023Assignee: The Boeing CompanyInventors: Megha Sahu, Om Prakash, Shantanu Bhattacharya, Poonam Sundriyal
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Patent number: 11214350Abstract: A sound attenuation panel that includes an incident wall and a frame unit connected to the incident wall. The incident wall defines an aperture therethrough. The frame unit includes multiple spoke members spaced apart from one another and radially extending from one or more central hub openings of the frame unit. The one or more central hub openings align with the aperture of the incident wall. The frame unit defines channels between adjacent pairs of the spoke members. The channels fluidly connect to the one or more central hub openings. The frame unit is configured to receive sound waves into the central hub opening through the aperture of the incident wall to dissipate the sound waves through the channels between the spoke members.Type: GrantFiled: January 25, 2019Date of Patent: January 4, 2022Assignee: THE BOEING COMPANYInventors: Om Prakash, Megha Sahu, Shantanu Bhattacharya, Sanjay Kumar, Pulak Bhushan
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Publication number: 20210269608Abstract: The present disclosure provides a method of enhancing the shelf-life of an activated surface of a thermoplastic material, including: coating at least a portion of a surface of the thermoplastic material with at least one adhesion promoter to provide a coated surface; and treating the coated surface with plasma to provide the activated surface of the thermoplastic material; wherein the activated surface has a contact angle in the range of from about 0 to about 40°; and wherein the presence of the at least one adhesion promoter is effective to maintain the contact angle in the range of from about 0 to about 40° for a time of about 10 days or greater.Type: ApplicationFiled: March 2, 2020Publication date: September 2, 2021Inventors: Megha Sahu, Om Prakash, Shantanu Bhattacharya, Poonam Sundriyal
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Publication number: 20200342088Abstract: A system for providing authentication data for user devices. System includes a database storing first data, for each device, indicative of a first instance of the device characterization derived from static orientations of the respective devices. A system interface receives from a device, second data that is indicative of a second instance of the device characterization. An authentication module is responsive to the first and second data to selectively generate authentication data. A user device includes a device interface for: receiving a request to provide the second instance of the characterization; and transmitting a response. The user device also includes a reference module that provides a measurable output including a bias and a processor that is responsive to the request for: prompting module for the measurable output; producing the instance of the characterization based at least in part upon the measurable output; and generating the response containing second data.Type: ApplicationFiled: October 17, 2018Publication date: October 29, 2020Applicant: Phone Pass Pty LtdInventors: Denis John Jorgensen, Shantanu Bhattacharya
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Publication number: 20200239125Abstract: A sound attenuation panel that includes an incident wall and a frame unit connected to the incident wall. The incident wall defines an aperture therethrough. The frame unit includes multiple spoke members spaced apart from one another and radially extending from one or more central hub openings of the frame unit. The one or more central hub openings align with the aperture of the incident wall. The frame unit defines channels between adjacent pairs of the spoke members. The channels fluidly connect to the one or more central hub openings. The frame unit is configured to receive sound waves into the central hub opening through the aperture of the incident wall to dissipate the sound waves through the channels between the spoke members.Type: ApplicationFiled: January 25, 2019Publication date: July 30, 2020Applicant: THE BOEING COMPANYInventors: Om Prakash, Megha Sahu, Shantanu Bhattacharya, Sanjay Kumar, Pulak Bhushan
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Patent number: 10726824Abstract: A composite panel assembly includes first and second elastic membranes and a structure. The structure has a first side mounted to the first elastic membrane and a second side mounted to the second elastic membrane. The structure includes a first honeycomb layer, a second honeycomb layer, and a plurality of necks. The first honeycomb layer has partition walls defining resonance cavities that are covered by the first elastic membrane along the first side. The second honeycomb layer has partition walls defining resonance cavities that are covered by the second elastic membrane along the second side. The necks are disposed between and connect the first and second honeycomb layers. Each neck defines a channel that is fluidly connected to a corresponding one of the resonance cavities of the first honeycomb layer and a corresponding one of the resonance cavities of the second honeycomb layer.Type: GrantFiled: September 29, 2017Date of Patent: July 28, 2020Assignee: THE BOEING COMPANYInventors: Om Prakash, Shantanu Bhattacharya, Sanjay Kumar, Pulak Bhushan
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Publication number: 20190103089Abstract: A composite panel assembly includes first and second elastic membranes and a structure. The structure has a first side mounted to the first elastic membrane and a second side mounted to the second elastic membrane. The structure includes a first honeycomb layer, a second honeycomb layer, and a plurality of necks. The first honeycomb layer has partition walls defining resonance cavities that are covered by the first elastic membrane along the first side. The second honeycomb layer has partition walls defining resonance cavities that are covered by the second elastic membrane along the second side. The necks are disposed between and connect the first and second honeycomb layers. Each neck defines a channel that is fluidly connected to a corresponding one of the resonance cavities of the first honeycomb layer and a corresponding one of the resonance cavities of the second honeycomb layer.Type: ApplicationFiled: September 29, 2017Publication date: April 4, 2019Applicant: THE BOEING COMPANYInventors: Om Prakash, Shantanu Bhattacharya, Sanjay Kumar, Pulak Bhushan
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Patent number: 9181571Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: GrantFiled: September 17, 2014Date of Patent: November 10, 2015Assignee: The Curators of the University of MissouriInventors: Venumadhav Korampally, Shubhra Gangopadhyay, Keshab Gangopadhyay, Sheila A. Grant, Steven B. Kleiboeker, Shantanu Bhattacharya, Yuanfang Gao
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Publication number: 20150004648Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: ApplicationFiled: September 17, 2014Publication date: January 1, 2015Inventors: VENUMADHAV KORAMPALLY, SHUBHRA GANGOPADHYAY, KESHAB GANGOPADHYAY, SHEILA A. GRANT, STEVEN B. KLEIBOEKER, SHANTANU BHATTACHARYA, YUANFANG GAO
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Patent number: 8747637Abstract: The invention relates to compositions and methods of using electrophoresis separation matrices. The invention provides nano-particle comprising separation matrices having increased conductivity at low voltage.Type: GrantFiled: July 9, 2008Date of Patent: June 10, 2014Inventors: Shantanu Bhattacharya, Shubhra Gangopadhyay, Keshab Gangopedhyay, Nripen Chanda, Paul Sharp
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Publication number: 20140099675Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: ApplicationFiled: September 9, 2013Publication date: April 10, 2014Applicant: THE CURATORS OF THE UNIVERSITY OF MISSOURIInventors: VENUMADHAV KORAMPALLY, SHUBHRA GANGOPADHYAY, KESHAB GANGOPADHYAY, SHEILA A. GRANT, STEVEN B. KLEIBOEKER, SHANTANU BHATTACHARYA, YUANFANG GAO
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Patent number: 8545769Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: GrantFiled: March 9, 2012Date of Patent: October 1, 2013Assignee: The Curators of the University of MissouriInventors: Venumadhav Korampally, Shubhra Gangopadhyay, Keshab Gangopadhyay, Sheila A. Grant, Steven B. Kleiboeker, Shantanu Bhattacharya, Yuanfang Gao
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Publication number: 20120178130Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: ApplicationFiled: March 9, 2012Publication date: July 12, 2012Applicant: THE CURATORS OF THE UNIVERSITY OF MISSOURIInventors: VENUMADHAV KORAMPALLY, SHUBHRA GANGOPADHYAY, KESHAB GANGOPADHYAY, SHEILA A. GRANT, STEVEN B. KLEIBOEKER, SHANTANU BHATTACHARYA, YUANFANG GAO
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Patent number: 8173077Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: GrantFiled: December 15, 2006Date of Patent: May 8, 2012Assignee: The Curators of the University of MissouriInventors: Venumadhav Korampally, Shubhra Gangopadhyay, Keshab Gangopadhyay, Sheila A. Grant, Steven B. Kleiboeker, Shantanu Bhattacharya, Yuanfang Gao
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Patent number: 8066831Abstract: A method of generating power uses a nanoenergetic material. The nanoenergetic material comprising thermite is obtained and deposited on a substrate. An igniter is placed on the nanoenergetic material. When power is desired, the nanoenergetic material is ignited. A transducer receives thermal, sonic, magnetic, optic and/or mechanical energy from combustion of the nanoenergetic material and converts it into electrical energy. Preferably, the transducer is a thermoelectric, piezoelectric or magneto device. Preferably, multiple transducers are integrated in one power generators to maximize the power from nanoenergetic thermites.Type: GrantFiled: October 27, 2006Date of Patent: November 29, 2011Assignee: The Curators of the University of MissouriInventors: Shubhra Gangopadhyay, Steven Apperson, Keshab Gangopadhyay, Andrey Bezmelnitsyn, Rajagopalan Thiruvengadathan, Michael Kraus, Rajesh Shende, Maruf Hossain, Senthil Subramanian, Shantanu Bhattacharya, Yuangang Gao
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Patent number: 7608478Abstract: A chip for igniting nanoenergetic materials, includes a substrate, an igniter positioned on the substrate and the nanoenergetic material arranged in a linear pattern positioned on said substrate. A method of making a chip for igniting nanoenergetic materials includes providing a substrate, forming an igniter on the substrate and coating the substrate with a polymer layer. A pattern of nanoenergetic material comprising a fuel and an oxidizer is formed on the substrate. The nanoenergetic material is ignited by the igniter by supplying power to the leads attached to the heater film.Type: GrantFiled: October 28, 2005Date of Patent: October 27, 2009Assignee: The Curators of the University of MissouriInventors: Shubhra Gangopadhyay, Rajesh Shende, Steve Apperson, Shantanu Bhattacharya, Yuanfang Gao
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Publication number: 20090152873Abstract: A method of generating power uses a nanoenergetic material. The nanoenergetic material comprising thermite is obtained and deposited on a substrate. An igniter is placed on the nanoenergetic material. When power is desired, the nanoenergetic material is ignited. A transducer receives thermal, sonic, magnetic, optic and/or mechanical energy from combustion of the nanoenergetic material and converts it into electrical energy. Preferably, the transducer is a thermoelectric, piezoelectric or magneto device. Preferably, multiple transducers are integrated in one power generators to maximize the power from nanoenergetic thermites.Type: ApplicationFiled: October 27, 2006Publication date: June 18, 2009Inventors: Shubhra Gangopadhyay, Steven Apperson, Keshab Gangopadhyay, Andrey Bezmelnitsyn, Rajagopalan Thiruvengadathan, Michael Kraus, Rajesh Shende, Maruf Hossain, Senthil Subramanian, Shantanu Bhattacharya, Yuangang Gao
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Publication number: 20090148910Abstract: A DNA amplification device utilizing a polydimethylsiloxane (PDMS) and silicon substrate coated with spin-on glass (SOG) is provided. This PDMS layer is irreversibly bonded to the SOG layer of the silicon substrate using oxygen plasma. The amplification device is an inexpensive, microfluidic device, which can be utilized as a portable thermo-cycler to perform PCR amplification of DNA in the field.Type: ApplicationFiled: December 15, 2006Publication date: June 11, 2009Applicant: THE CURATORS OF THE UNIVERSITY OF MISSOURIInventors: Venumadhav Korampally, Shubhra Gangopadhyay, Keshab Gangopadhyay, Sheila A. Grant, Steven B. Kleiboeker, Shantanu Bhattacharya, Yuanfang Gao
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Publication number: 20090014333Abstract: The invention relates to compositions and methods of using electrophoresis separation matrices. The invention provides nano-particle comprising separation matrices having increased conductivity at low voltage.Type: ApplicationFiled: July 9, 2008Publication date: January 15, 2009Applicant: The Curators of the University of MissouriInventors: Shantanu Bhattacharya, Shubhra Gangopadhyay, Keshab Gangopadhyay, Nripen Chanda, Paul Sharp
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Publication number: 20080209353Abstract: There is described a graphical user interface in a computer system. The GUI comprises a window containing a plurality of user interface controls. The proposed GUI also includes means for grouping a set of user interface controls, from amongst said plurality of user interface controls, into a single control pane in response to a first user input. The GUI further comprises means for displaying said control pane within said window. The means for displaying is adapted to display said control pane in any one of an expanded configuration and a folded configuration, depending upon a second user input. The expanded configuration displays said control pane with user interface controls that are contained in the control pane, while the folded configuration displays the control pane in a minimized form along with a control pane identifier.Type: ApplicationFiled: February 14, 2008Publication date: August 28, 2008Inventor: Shantanu Bhattacharya