Patents by Inventor Krishnan Chari

Krishnan Chari 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: 20240090389
    Abstract: The present disclosure relates to compositions including monoglycerides and co-surfactants. An exemplary embodiment includes about 40 wt % to about 99 wt % of one or more monoglycerides of a C4-C28 fatty acid, about 0.1 wt % to about 20 wt % of one or more salts of a C4-C28 fatty acid, and about 0.1 wt % to about 20 wt % of one or more zwitterions.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 21, 2024
    Inventors: David Fisher, Krishnan Chari, Stanley Zhang
  • Publication number: 20240058832
    Abstract: A treatment system, including a conveyor bed configured to transport a plurality of products; a brushing device located along the conveyor bed and having one or more brushes that include a first antimicrobial compound; a surface treatment device including a lamp configured to emit light of a peak wavelength directed toward a portion of the conveyor bed; and a coating device configured to deliver a coating mixture onto the plurality of products on the conveyor bed.
    Type: Application
    Filed: September 26, 2023
    Publication date: February 22, 2024
    Inventors: Ronald C. Bakus, Matthew Kahlscheuer, Gregory Faust, Louis Perez, Anuj Purohit, Krishnan Chari, Benjamin Gordon, Nicholas Feringa, Doug Gotthard
  • Patent number: 11813636
    Abstract: A treatment system, including a conveyor bed configured to transport a plurality of products; a brushing device located along the conveyor bed and having one or more brushes that include a first antimicrobial compound; a surface treatment device including a lamp configured to emit light of a peak wavelength directed toward a portion of the conveyor bed; and a coating device configured to deliver a coating mixture onto the plurality of products on the conveyor bed.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: November 14, 2023
    Assignee: Apeel Technology, Inc.
    Inventors: Ronald C. Bakus, Matthew Kahlscheuer, Gregory Faust, Louis Perez, Anuj Purohit, Krishnan Chari, Benjamin Gordon, Nicholas Feringa, Doug Gotthard
  • Publication number: 20230032992
    Abstract: Disclosed herein is a plasma coating system, including a plasma treatment device configured to generate a plasma discharge to treat a product; a coating station that treats the product with a liquid coating; and a transport surface that transports a product from the plasma treatment device to the coating station.
    Type: Application
    Filed: July 27, 2022
    Publication date: February 2, 2023
    Inventors: Krishnan Chari, Anuj Purohit, Heather Omerigic, Taylor Person
  • Publication number: 20220330565
    Abstract: Presented are compositions that can be used as antimicrobial coatings or protective coatings for agricultural (e.g., food) products. The compositions can comprise one or more saturated glycerides selected from monoglycerides and diglycerides; one or more surfactants; and one or more food-safe antimicrobials. The antimicrobial coatings or protective coatings can be used to prevent or delay food spoilage due to, for instance, infection by a foreign pathogen, moisture loss, or oxidation.
    Type: Application
    Filed: April 8, 2022
    Publication date: October 20, 2022
    Inventors: Krishnan Chari, Stephen William Kaun, Matthew Kahlscheuer, Jessica Sexton, Taylor Person
  • Publication number: 20220312803
    Abstract: Presented herein are barrier film compositions that can be used, for example, as protective coatings for plant matter (e.g., agricultural products). In some embodiments, the compositions delay moisture loss and/or decrease respiration to extend the shelf life of the plant matter. In one embodiment, the barrier film composition comprises a first component comprising a charged long chain alkyl and a second component having an opposing charge. The barrier film composition can be used to prevent or delay spoilage due to, for instance, desiccation and ripening.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Krishnan Chari, Stanley Zhang, Ronald C. Bakus
  • Publication number: 20220312784
    Abstract: Presented herein are barrier film compositions that can be used to extend the shelf life of agricultural products. The barrier film compositions can comprise a monoglyceride, a fatty acid or a salt thereof, a biopolymer, and water and have a yield stress of at least 0.1 Pa.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Krishnan Chari, Justin Ryan, Matthew Lee, Taylor Person, Stephen Kaun, Gigi Lin
  • Publication number: 20220297153
    Abstract: A treatment system, including a conveyor bed configured to transport a plurality of products; a brushing device located along the conveyor bed and having one or more brushes that include a first antimicrobial compound; a surface treatment device including a lamp configured to emit light of a peak wavelength directed toward a portion of the conveyor bed; and a coating device configured to deliver a coating mixture onto the plurality of products on the conveyor bed.
    Type: Application
    Filed: March 16, 2022
    Publication date: September 22, 2022
    Inventors: Ronald C. Bakus, Matthew Kahlscheuer, Gregory Faust, Louis Perez, Anuj Purohit, Krishnan Chari, Benjamin Gordon, Nicholas Feringa, Doug Gotthard
  • Patent number: 11274173
    Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: March 15, 2022
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Shui-Jen Raymond Hsu, Krishnan Chari, Sinan Li
  • Patent number: 11254766
    Abstract: A crosslinked, nonionic, amphiphilic polymer is prepared by polymerizing a monomer mixture comprising an amphiphilic additive. The obtained polymer is useful for forming a clearer yield stress fluid in combination with a surfactant. The yield stress fluid is capable of suspending insoluble materials in the presence of electrolytes, perfumes, fragrances and/or organic acid preservatives.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: February 22, 2022
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Dongcui Li, Shui-Jen Raymond Hsu, Krishnan Chari
  • Patent number: 10577444
    Abstract: A process for preparing a vinyl acetate rich polymer for formulating surfactant containing compositions comprising at least one anionic surfactant and having yield stress properties without a significant increase in viscosity, low turbidity, and the ability to suspend insoluble materials in the form of particulates and/or droplets that require suspension or stabilization is disclosed.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: March 3, 2020
    Assignee: LUBRIZOL ADVANCED MATERIALS, INC.
    Inventors: Murat Kadir, Shui-Jen Raymond Hsu, Krishnan Chari
  • Publication number: 20200010593
    Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.
    Type: Application
    Filed: August 27, 2019
    Publication date: January 9, 2020
    Inventors: Shui-Jen Raymond Hsu, Krishnan Chari, Sinan Li
  • Publication number: 20190345282
    Abstract: A crosslinked, nonionic, amphiphilic polymer is prepared by polymerizing a monomer mixture comprising an amphiphilic additive. The obtained polymer is useful for forming a clearer yield stress fluid in combination with a surfactant. The yield stress fluid is capable of suspending insoluble materials in the presence of electrolytes, perfumes, fragrances and/or organic acid preservatives.
    Type: Application
    Filed: December 15, 2017
    Publication date: November 14, 2019
    Inventors: Dongcui Li, Shui-Jen Raymond Hsu, Krishnan Chari
  • Patent number: 10265263
    Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: April 23, 2019
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Shui-Jen Raymond Hsu, Krishnan Chari, Wei-Yeih Yang, Prachur Bhargava, Murat Kadir
  • Publication number: 20180325784
    Abstract: The disclosed technology relates to near monodisperse and tunable emulsion droplets that can be uniformly coated onto hydrophilic and hydrophobic surfaces and provide superior protection from ultra-violet radiation as well as water resistance and improved actives delivery.
    Type: Application
    Filed: November 16, 2016
    Publication date: November 15, 2018
    Inventors: Krishnan Chari, Brian Figura, Anchuu Wu, Robert Jacobs
  • Patent number: 9867768
    Abstract: The invention relates to a method for improving the foaming and/or yield value properties associated with surfactant containing compositions comprising at least one anionic surfactant, the method comprises combining an effective amount of at least one nonionic, amphiphilic polymer with at least one anionic detersive surfactant in combination with an optional surfactant selected from amphoteric surfactants, nonionic surfactants and combinations of two or more thereof. The at least one nonionic amphiphilic polymer is prepared from a free radically polymerizable monomer composition comprising at least one hydrophilic monomer and at least one hydrophobic monomer, wherein said hydrophilic monomer is selected from a N-vinyl lactam and wherein said hydrophobic monomer is selected from a vinyl ester of a C1-C22 carboxylic acid or at least one monomer selected from a C8-C22 alkyl (meth)acrylate an associative monomer, a semi-hydrophobic monomer, or mixtures thereof, and an optional crosslinking monomer.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: January 16, 2018
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Brian D. Figura, Wei-Yeih Yang, Krishnan Chari
  • Publication number: 20170367963
    Abstract: A hair care composition comprising: i) at least one crosslinked nonionic amphiphilic suspending polymer; ii) at least one anionic surfactant; iii) at least one particulate antidandruff agent; and iv) water. The suspending polymer is a pH independent nonionic, amphiphilic emulsion polymer that is crosslinked with an amphiphilic crosslinking agent and effectively suspends water insoluble particulate antidandruff agents.
    Type: Application
    Filed: December 16, 2015
    Publication date: December 28, 2017
    Inventors: Murat Kadir, Neil Howard, Shui-Jen Raymond Hsu, Krishnan Chari
  • Publication number: 20170369614
    Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in combination with a surfactant is disclosed. The yield stress fluid is capable of suspending insoluble materials in the presence of electrolytes, perfumes, fragrances and/or organic acid preservatives.
    Type: Application
    Filed: December 14, 2015
    Publication date: December 28, 2017
    Inventors: Dongcui Li, Shui-Jen Raymond Hsu, Sinan Li, Krishnan Chari
  • Patent number: 9714376
    Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The crosslinked, nonionic amphiphilic polymer is prepared by dispersion polymerization in the presence of a stabilizing polymer. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: July 25, 2017
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Wei-Yeih Yang, Krishnan Chari, Shui-Jen Raymond Hsu, Prachur Bhargava
  • Publication number: 20160317424
    Abstract: A hair care composition comprising: i) at least one suspending polymer; ii) at least one anionic surfactant; iii) at least one particulate antidandruff agent; and iv) water. The suspending polymer is a pH independent nonionic, amphiphilic emulsion polymer that effectively suspends water insoluble particulate antidandruff agents.
    Type: Application
    Filed: December 18, 2014
    Publication date: November 3, 2016
    Inventors: Murat KADIR, Neil HOWARD, Shui-Jen Raymond HSU, Krishnan CHARI