Patents by Inventor Kiran L. Kadam
Kiran L. Kadam 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: 10858712Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and an insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: GrantFiled: August 17, 2018Date of Patent: December 8, 2020Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20180355447Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and an insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: ApplicationFiled: August 17, 2018Publication date: December 13, 2018Inventors: Srinivas Kilambi, Kiran L. Kadam
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Patent number: 10053745Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and an insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: GrantFiled: May 3, 2016Date of Patent: August 21, 2018Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Patent number: 9963555Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: GrantFiled: December 21, 2015Date of Patent: May 8, 2018Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20160244852Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and an insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: ApplicationFiled: May 3, 2016Publication date: August 25, 2016Inventors: SRINIVAS KILAMBI, KIRAN L. KADAM
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Patent number: 9359651Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and a insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: GrantFiled: January 19, 2011Date of Patent: June 7, 2016Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20160108182Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: ApplicationFiled: December 21, 2015Publication date: April 21, 2016Inventors: Srinivas KILAMBI, Kiran L. KADAM
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Patent number: 9255188Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: GrantFiled: October 8, 2013Date of Patent: February 9, 2016Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Patent number: 8968479Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and a insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: GrantFiled: April 17, 2013Date of Patent: March 3, 2015Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20140242238Abstract: A method of extracting oil from algae by drying algae paste to a predetermined moisture content, contacting the algae paste with a polar solvent to make an algae-solvent solution and extracting oils from the algae paste into a solvent-oil solution, and separating extracted algae from the solvent-oil solution. An oil of whole and unhydrolyzed phospholipids, whole and unhydrolyzed glycolipids, lysolipids, and carotenoids extracted by the above method. An omega-3 fatty acid of docosahexanoic acids (DNAs) and eicosapentaenoic acids (EPAs) extracted from the above method. Isolated nutraceutical grade and pharmaceutical grade oil derived from algae and being free of toxins extracted by the above method. Isolated oil derived from algae including at least one omega-3 fatty acid of DHA and EPA at least partially in the form of whole and unhydrolyzed phospholipids and whole and unhydrolyzed glycolipids extracted by the above method.Type: ApplicationFiled: November 19, 2013Publication date: August 28, 2014Inventors: Kiran L. Kadam, Brian Leslie Goodall
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Publication number: 20140243540Abstract: A method of extracting oil from algae by drying algae paste to a predetermined moisture content, contacting the algae paste with a polar solvent to make an algae-solvent solution and extracting oils from the algae paste into a solvent-oil solution, and separating extracted algae from the solvent-oil solution. An oil of whole and unhydrolyzed phospholipids, whole and unhydrolyzed glycolipids, lysolipids, and carotenoids extracted by the above method. An omega-3 fatty acid of docosahexanoic acids (DNAs) and eicosapentaenoic acids (EPAs) extracted from the above method. Isolated nutraceutical grade and pharmaceutical grade oil derived from algae and being free of toxins extracted by the above method. Isolated oil derived from algae including at least one omega-3 fatty acid of DHA and EPA at least partially in the form of whole and unhydrolyzed phospholipids and whole and unhydrolyzed glycolipids extracted by the above method.Type: ApplicationFiled: February 28, 2014Publication date: August 28, 2014Inventors: Kiran L. Kadam, Brian Leslie Goodall
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Patent number: 8759498Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: GrantFiled: May 16, 2012Date of Patent: June 24, 2014Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20140039144Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: ApplicationFiled: October 8, 2013Publication date: February 6, 2014Applicant: Renmatix, Inc.Inventors: Michel Adam Simard, Srinivas Kilambi, Kiran L. Kadam
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Patent number: 8591912Abstract: A method of extracting oil from algae by drying algae paste to a predetermined moisture content, contacting the algae paste with a polar solvent to make an algae-solvent solution and extracting oils from the algae paste into a solvent-oil solution, and separating extracted algae from the solvent-oil solution. An oil of whole and unhydrolyzed phospholipids, whole and unhydrolyzed glycolipids, lysolipids, and carotenoids extracted by the above method. An omega-3 fatty acid of docosahexanoic acids (DHAs) and eicosapentaenoic acids (EPAs) extracted from the above method. Isolated nutraceutical grade and pharmaceutical grade oil derived from algae and being free of toxins extracted by the above method. Isolated oil derived from algae including at least one omega-3 fatty acid of DHA and EPA at least partially in the form of whole and unhydrolyzed phospholipids and whole and unhydrolyzed glycolipids extracted by the above method.Type: GrantFiled: February 28, 2013Date of Patent: November 26, 2013Inventors: Kiran L. Kadam, Brian Leslie Goodall
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Publication number: 20130239954Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and a insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: ApplicationFiled: April 17, 2013Publication date: September 19, 2013Applicant: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20130172540Abstract: Compositions comprising lignin and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.Type: ApplicationFiled: May 16, 2012Publication date: July 4, 2013Applicant: RENMATIX, INC.Inventors: Michel Adam Simard, Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20120291774Abstract: Methods are disclosed for the continuous treatment of biomass comprising a pretreatment step, wherein said biomass is contacted with a first supercritical, near-critical, or sub-critical fluid to form a solid matrix and a first liquid fraction; and a hydrolysis step, wherein said solid matrix formed in said pretreatment step is contacted with a second supercritical or near-supercritical fluid to produce a second liquid fraction and a insoluble lignin-containing fraction. Also disclosed are apparatuses for the continuous conversion of biomass comprising a pretreatment reactor and a hydrolysis reactor associated with said pretreatment reactor.Type: ApplicationFiled: January 19, 2011Publication date: November 22, 2012Applicant: RENMATIX, INC.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Patent number: 8282738Abstract: The invention relates to a process for producing xylose and cellulose from a biomass comprising: (a) mixing a biomass with a reactive fluid comprising water and a supercritical C1-C5 alcohol to form a mixture at a first temperature and a first pressure; (b) maintaining the mixture at the first temperature and first pressure for a first time period, wherein a reaction occurs; and (c) quenching the reaction to form at least one reaction product mixture; wherein xylose and cellulose are produced by the process. Lignin may also be produced by the processes of the invention.Type: GrantFiled: July 16, 2009Date of Patent: October 9, 2012Assignee: Renmatix, Inc.Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20100043782Abstract: The invention relates to a process for producing xylose and cellulose from a biomass comprising: (a) mixing a biomass with a reactive fluid comprising water and a supercritical C1-C5 alcohol to form a mixture at a first temperature and a first pressure; (b) maintaining the mixture at the first temperature and first pressure for a first time period, wherein a reaction occurs; and (c) quenching the reaction to form at least one reaction product mixture; wherein xylose and cellulose are produced by the process. Lignin may also be produced by the processes of the invention.Type: ApplicationFiled: July 16, 2009Publication date: February 25, 2010Inventors: Srinivas Kilambi, Kiran L. Kadam
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Publication number: 20080029233Abstract: Countercurrent extraction of lignocellulosic biomass such as trees, grasses, shrubs, and agricultural residues or waste involves the separation of cellulose fibers from other constituents, for subsequent use in the manufacture of paper, plastics, ethanol, and other industrial chemicals. Systems and methods involve continuous, multiple processing steps that may include chemical reactions with mixing at elevated temperature and/or pressure, efficient reagent or solvent utilization, filtration at elevated temperature and/or pressure, controlled discharge of liquid and solid products, and energy recuperation.Type: ApplicationFiled: August 3, 2006Publication date: February 7, 2008Applicant: PureVision Technology, Inc.Inventors: Richard C. Wingerson, Kiran L. Kadam