Patents by Inventor Yizhong Wang

Yizhong Wang 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: 20240041565
    Abstract: A method for making a dental appliance configured to position at least one tooth of a patient includes printing a hard-enable liquid resin composition on a major surface of a polymeric material to form a pattern of discrete unhardened liquid regions thereon; at least partially hardening the unhardened liquid regions to form a corresponding array of structures on the major surface of the polymeric material, wherein the structures have a characteristic cross-sectional dimension of about 25 microns to about 1 mm, and a feature spacing of about 100 microns to about 2000 microns; forming an exterior layer comprising a ion-permeable polymeric material on the base polymeric material and the array of structures; and forming a plurality of cavities in the polymeric material to form the dental appliance including an arrangement of cavities configured to receive one or more teeth.
    Type: Application
    Filed: January 14, 2022
    Publication date: February 8, 2024
    Inventors: Yizhong Wang, Ta-Hua Yu
  • Publication number: 20240009093
    Abstract: A method of treating a tooth of a patient includes introducing an oxidizing composition into an oral cavity of the patient such the oxidizing composition contacts the tooth. The method further includes introducing an oral care composition into the oral cavity such that the oral care composition contacts the tooth, wherein the oral care composition comprises an iodide or thiocyanate.
    Type: Application
    Filed: December 2, 2021
    Publication date: January 11, 2024
    Inventors: Yizhong WANG, Ahmed S. ABUELYAMAN
  • Publication number: 20240000675
    Abstract: An aqueous oral care one-part composition (e.g., solution), a kit that includes such composition (e.g., solution), and methods (e.g., a method of providing fluoride to a patient's tooth surface), wherein the oral care composition (e.g., solution) includes: silver cations; iodide anions; fluoride anions; and water.
    Type: Application
    Filed: September 19, 2023
    Publication date: January 4, 2024
    Inventors: Yizhong WANG, Ta-Hua Yu, Joel D. Oxman, Richard P. Rusin
  • Patent number: 11807795
    Abstract: Optical devices comprising at least one optical layer and at least one antistatic layer disposed on at least one surface of the optical layer wherein the antistatic layer comprises the reaction product of: (a) at least one polymerizable onium salt; and (b) at least one polymerizable, non-onium, silicone or perfluoropolyether moiety-containing monomer, oligomer, or polymer.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: November 7, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Bryan V. Hunt, Brandt K. Carter, Maureen C. Nelson, Thomas P. Klun, Jason S. Petaja, Yizhong Wang, Joel D. Oxman
  • Patent number: 11801231
    Abstract: Compositions that include from 0.1 wt-% to 8 wt-% of one or more compounds of formula (I) based on the total weight of the composition HOCH2—(CHOH)n—CH2NR1R2??(I) wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, an alkyl group, C(O)R3, and SO2R4; with R3 and R4 being independently selected from the group consisting of an alkyl group, an aryl group, and an aralkyl group; wherein n is an integer from about 2 to about 5; from 5 wt-% to 95 wt-% of one or more plant based oils based on the total weight of the composition; from 5 wt-% to 80 wt-% water based on the total weight of the composition and from 0.01 wt-% to 1 wt-% of one or more nonionic aromatic phenolic preservatives based on the total weight of the composition wherein the composition has a pH from 4.5 to 9.5, the composition is an emulsion, and the composition is edible.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: October 31, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Katie F. Wlaschin, Amanda C. Engler, Hannah C. Cohen, Yizhong Wang, Tao Gong, Tiffany T. Ton, Joel D. Oxman, Jie Yang
  • Publication number: 20230338261
    Abstract: A dental composition is described that includes a homogenous solution having a stabilized zinc complex with amine-containing ligands and a source of fluoride anions. Also described are methods for treating or preventing caries activity at a tooth surface employing the dental composition, and kits re the same.
    Type: Application
    Filed: December 29, 2020
    Publication date: October 26, 2023
    Inventors: Yizhong WANG, Tiffany T. TON, Richard P. RUSIN
  • Patent number: 11793734
    Abstract: An aqueous oral care one-part composition (e.g., solution), a kit that includes such composition (e.g., solution), and methods (e.g., a method of providing fluoride to a patient's tooth surface), wherein the oral care composition (e.g., solution) includes: silver cations; iodide anions; fluoride anions; and water.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: October 24, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Yizhong Wang, Ta-Hua Yu, Joel D. Oxman, Richard P. Rusin
  • Patent number: 11779446
    Abstract: Compositions that include: from 5 wt-% to 30 wt-% of one or more plant based oils based on the total weight of the composition; from 70 wt-% to 95 wt-% of an aqueous phase based on the total weight of the composition; from 0.1 wt-% to 5 wt-% of one or more surfactants based on the total weight of the composition; and from 0.05 wt-% to 3 wt-% of a viscosity modifier, wherein the composition has a pH from 4.5 to 9.5, the composition is an oil in water (o/w) emulsion, and the composition is edible. Methods of utilizing disclosed compositions are also included.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: October 10, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Katie F. Wlaschin, Amanda C. Engler, Hannah C. Cohen, Yizhong Wang, Tao Gong, Tiffany T. Ton, Joel D. Oxman, Jie Yang, Richard P. Rusin
  • Patent number: 11666523
    Abstract: An aqueous oral care fluoride treatment composition, a method of providing fluoride to a patients tooth surface, and a method of reducing the incidence of dental caries, wherein the composition includes: 0.5 wt-% to 4.8 wt-% of a water-soluble cationic N-containing polymer; a pharmaceutically acceptable buffer; 1.0 wt-% to 2.5 wt-% of sodium fluoride; and at least 60 wt-% water; wherein the weight percentages are based on the total weight of the aqueous composition.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 6, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Yizhong Wang, Tiffany T. Ton, Carola A. Carrera Vidal, Joel D. Oxman, Jennifer J. Post, Paul R. Klaiber
  • Patent number: 11666516
    Abstract: An aqueous oral care one-part composition (e.g., solution), a kit that includes such composition (e.g., solution), and methods (e.g., a method of providing fluoride to a patients tooth surface), wherein the oral care composition (e.g., solution) includes: silver cations; thiocyanate anions; fluoride anions; and water.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: June 6, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Yizhong Wang, Ta-Hua Yu, Joel D. Oxman, Richard P. Rusin
  • Patent number: 11642199
    Abstract: A system includes a dental appliance having a polymeric shell with a plurality of cavities for receiving one or more teeth; and a biocompatible cosmetic aqueous liquid in the cavities of the polymeric shell of the dental appliance. The aqueous liquid includes a viscosity modifier chosen from a water compatible polymer, a polysaccharide, a silica compound, and mixtures and combinations thereof, a tooth re-mineralizing agent, and water. The aqueous liquid is substantially free of tooth whitening agents and fluoride, and has a refractive index of greater than 1.3 at room temperature.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: May 9, 2023
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: David K. Cinader, Jr., Joel D. Oxman, Yizhong Wang
  • Publication number: 20230133261
    Abstract: Curable compositions comprise at least one (meth)acrylate monomer; silver; and a photoinitiator system. The photoinitiator system comprises at least one cyclic ?-diketone represented by the formula (I) or a tautomer thereof, wherein: R1 represents H or an organic moiety having from 1 to 32 carbon atoms and optionally 1 to 12 heteroatoms selected from O, N, and combinations thereof; each R2 independently represents H or an aliphatic group having from 1 to 12 carbon atoms, and up to two of oxygen and sulfur atoms; and n represents 1, 2, or 3; and at least one Type II photoinitiator. Methods of making and using the compositions are also disclosed.
    Type: Application
    Filed: April 5, 2021
    Publication date: May 4, 2023
    Inventors: Amanda K. Leone, Ahmed S. Abuelyaman, Yizhong Wang, Wayne S. Mahoney, William H. Moser
  • Publication number: 20230134622
    Abstract: A method of applying a two-part dental sealant is described comprising providing a syringe device (1) comprising a cartridge (10) including first and second chamber. The first chamber contains a first part of a dental sealant comprising a (meth)acrylate resin and an oxidizing curing agent. The second chamber contains a second part of a dental sealant comprising a (meth)acrylate resin and a reducing curing agent that reacts with the oxidizing curing agent of the first chamber. The first and/or second part of the dental sealant further comprise a single component or multiple components that neutralize acid and promote remineralization. The syringe device comprises a dispensing nozzle (17) comprising a static mixer and an outlet at one end of the cartridge and a plunger (20) at the opposing end of the cartridge. Also described is a kit for storing and applying the dental sealant is described.
    Type: Application
    Filed: June 4, 2019
    Publication date: May 4, 2023
    Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie J. Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bradley D. Craig, Richard P. Rusin, Paul J. Homnick, Joel D. Oxman, Yizhong Wang, Paul R. Klaiber, Bill H. Dodge
  • Publication number: 20230119465
    Abstract: A curable composition comprises at least one monomer comprising at least one (meth)acryl group and a photoinitiator system. The photoinitiator system comprises at least one Type II photoinitiator and at least one cyclic ?-diketone represented by the formula (I) or a tautomer thereof. R1 represents an organic moiety having at least one free-radically polymerizable group. Each R2 independently represents H or an aliphatic group having from 1 to 12 carbon atoms, and up to two of oxygen and sulfur atoms, n represents 1, 2, or 3.
    Type: Application
    Filed: April 5, 2021
    Publication date: April 20, 2023
    Inventors: Amanda K. Leone, Ahmed S. Abuelyaman, Yizhong Wang, Wayne S. Mahoney, William H. Moser
  • Publication number: 20230087246
    Abstract: Zinc-fluoride compositions, dental articles comprising zinc-fluoride compositions, and methods for reducing bacteria on a tooth surface and/or remineralizing a tooth surface are described.
    Type: Application
    Filed: January 28, 2021
    Publication date: March 23, 2023
    Inventors: Yizhong WANG, Tiffany T. TON, Richard P. RUSIN
  • Publication number: 20230074073
    Abstract: A dental composition including a silver-fluoride composition and a curable resin composition is described. Also described are methods for repairing a tooth surface employing the dental composition, and kits re same.
    Type: Application
    Filed: December 29, 2020
    Publication date: March 9, 2023
    Inventors: Yizhong WANG, Richard P. RUSIN, Jie J. LIU, Tiffany T. TON, Carola A. CARRERA VIDAL, Joel D. OXMAN
  • Publication number: 20230070934
    Abstract: Silver-fluoride compositions, dental articles comprising silver-fluoride compositions, and methods for reducing bacteria on a tooth surface and/or remineralizing a tooth surface are described.
    Type: Application
    Filed: January 28, 2021
    Publication date: March 9, 2023
    Inventors: Yizhong WANG, Jamie VADNAIS, Tiffany T. TON, Richard P. RUSIN
  • Publication number: 20230049504
    Abstract: A transfer article includes an acrylate layer releasable from a release layer including a metal layer, a metal oxide layer, or a doped semiconductor layer at a release value of from 2 to 50 grams/inch (0.8 to 20 g/cm). A functional layer overlies the acrylate layer, wherein the functional layer includes at least one layer of a functional material selected to provide at least one of a therapeutic, aesthetic or cosmetic benefit on a dental appliance in a mouth of a patient, and wherein the transfer article has a thickness of less than 3 micrometers. A pattern of a transfer material is on a major surface of the functional layer, wherein the transfer material includes an adhesion modifying material chosen from release materials and adhesives.
    Type: Application
    Filed: December 29, 2020
    Publication date: February 16, 2023
    Inventors: Bhaskar V. Velamakanni, Kevin W. Gotrik, Kevin T. Reddy, Scott J. Jones, Matthew S. Stay, Matthew R.D. Smith, Yizhong Wang, Mikhail L. Pekurovsky, Narina Y. Stepanova
  • Publication number: 20230000596
    Abstract: A method for making a dental appliance configured to position at least one tooth of a patient includes printing a hardenable liquid resin composition on a major surface of a polymeric material to form a pattern thereon, wherein the hardenable liquid resin composition includes a glass ionomer, a resin modified glass ionomer, and mixtures and combinations thereof. A dental appliance is formed from the polymeric material that includes an arrangement of cavities configured to receive one or more teeth.
    Type: Application
    Filed: December 23, 2020
    Publication date: January 5, 2023
    Inventors: Bhaskar V. Velamakanni, Paul R. Klaiber, Richard P. Rusin, Yizhong Wang, Kevin T. Reddy, Matthew S. Stay, Matthew R.D. Smith, Jennifer J. Post
  • Publication number: 20220290022
    Abstract: Optical devices comprising at least one optical layer and at least one antistatic layer disposed on at least one surface of the optical layer wherein the antistatic layer comprises the reaction product of: (a) at least one polymerizable onium salt; and (b) at least one polymerizable, non-onium, silicone or perfluoropolyether moiety-containing monomer, oligomer, or polymer.
    Type: Application
    Filed: May 31, 2022
    Publication date: September 15, 2022
    Inventors: Bryan V. Hunt, Brandt K. Carter, Maureen C. Nelson, Thomas P. Klun, Jason S. Petaja, Yizhong Wang, Joel D. Oxman