Patents by Inventor Walter Laredo

Walter Laredo 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: 20250145562
    Abstract: A visible light absorbing azo compound having a structure of Formula I: wherein X1, X2, X3, Y and Z are as defined herein, and ophthalmic devices formed therefrom.
    Type: Application
    Filed: September 12, 2024
    Publication date: May 8, 2025
    Inventors: Walter Laredo, Jeffrey Linhardt
  • Publication number: 20250073018
    Abstract: An ophthalmic device which is a polymerization product of a monomeric mixture including (a) one or more heterocyclic monomers having an ethylenically unsaturated reactive end group, (b) one or more aromatic monomers having an ethylenically unsaturated reactive end group, and (c) one or more crosslinking agents, wherein the ophthalmic device has a refractive index of greater than or equal to about 1.50.
    Type: Application
    Filed: July 16, 2024
    Publication date: March 6, 2025
    Inventors: Walter Laredo, Borui Zhang, Jeffrey Linhardt
  • Publication number: 20240277895
    Abstract: An ophthalmic device which is a polymerization product of a monomeric mixture includes (a) from about 30 to about 75 weight percent, based on the total weight of the monomeric mixture, of one or more cycloaliphatic (meth)acrylic monomers; (b) greater than about 25 weight percent, based on the total weight of the monomeric mixture, of one or more hydrophilic monomers; and (c) one or more crosslinking agents, wherein the ophthalmic device has a refractive index of about 1.48 to about 1.52 and an Abbe number greater than or equal to 50.
    Type: Application
    Filed: January 17, 2024
    Publication date: August 22, 2024
    Inventors: Walter Laredo, Borui Zhang, Jeffrey Linhardt
  • Patent number: 10064977
    Abstract: Intraocular lens materials are disclosed. They are soft and very deformable and have a high refractive index, and a high glistening resistance in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: September 4, 2018
    Assignee: Novartis AG
    Inventors: Xuwei Jiang, Douglas Schlueter, Walter Laredo
  • Patent number: 9921341
    Abstract: Acrylate-acrylamide copolymers are disclosed. They are rigid and glassy in dry state at room temperature (from about 23° C. to about 28° C.), but are soft and very deformable and have a high refractive index, a high glistening resistance and a low aging-related surface light scattering in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: March 20, 2018
    Assignee: Novartis AG
    Inventors: Walter Laredo, Ali E. Akinay, Xuwei Jiang, David Jinkerson, Vincent Nguyen, Douglas Schlueter
  • Patent number: 9864102
    Abstract: Acrylate-acrylamide copolymers are disclosed. They are rigid and glassy in dry state at room temperature (from about 23° C. to about 28° C.), but are soft and very deformable and have a high refractive index, a high glistening resistance and a low aging-related surface light scattering in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: January 9, 2018
    Assignee: Novartis AG
    Inventors: Walter Laredo, Ali E. Akinay, Xuwei Jiang, David Jinkerson, Vincent Nguyen, Douglas Schlueter
  • Publication number: 20160235886
    Abstract: Intraocular lens materials are disclosed. They are soft and very deformable and have a high refractive index, and a high glistening resistance in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Application
    Filed: January 26, 2016
    Publication date: August 18, 2016
    Inventors: Xuwei Jiang, Douglas Schlueter, Walter Laredo
  • Publication number: 20160170093
    Abstract: Acrylate-acrylamide copolymers are disclosed. They are rigid and glassy in dry state at room temperature (from about 23° C. to about 28° C.), but are soft and very deformable and have a high refractive index, a high glistening resistance and a low aging-related surface light scattering in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Application
    Filed: December 14, 2015
    Publication date: June 16, 2016
    Inventors: Walter Laredo, Ali E. Akinay, Xuwei Jiang, David Jinkerson, Vincent Nguyen, Douglas Schlueter
  • Publication number: 20160170092
    Abstract: Acrylate-acrylamide copolymers are disclosed. They are rigid and glassy in dry state at room temperature (from about 23° C. to about 28° C.), but are soft and very deformable and have a high refractive index, a high glistening resistance and a low aging-related surface light scattering in fully hydrated state. They are particularly suitable for making wet-packed intraocular lenses (IOLs) which can be delivered through sub 2.0 mm incisions.
    Type: Application
    Filed: December 14, 2015
    Publication date: June 16, 2016
    Inventors: Walter Laredo, Ali E. Akinay, Xuwei Jiang, David Jinkerson, Vincent Nguyen, Douglas Schlueter
  • Patent number: 9289531
    Abstract: High refractive index acrylic device materials with reduced glistenings are disclosed. The device materials are particularly suitable for use as ophthalmic or otorhhinolaryngological device materials and comprises a poly(phenyl ether)-containing monomer and/or a poly(phenyl ether)-containing cross-linking agent.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: March 22, 2016
    Assignee: Novartis AG
    Inventors: Xuwei Jiang, Douglas Schlueter, Walter Laredo
  • Patent number: 9173773
    Abstract: The invention provides punctal plugs for the delivery of active agent to one or both of the tear fluid of the eye and to the nasolacrimal duct. The plugs of the invention have a body, a reservoir contained within the body, and optionally a collarette. The reservoir has at least one opening and contains a polymeric material and at least one active agent.
    Type: Grant
    Filed: June 7, 2007
    Date of Patent: November 3, 2015
    Assignee: Johnson & Johnson Vision Care, Inc.
    Inventors: Maureen J. Borgia, Hassan Chaouk, Han Cui, Walter Laredo, Zhigang Li, Aruna Nathan, Michael J. Trezza, II
  • Publication number: 20150151022
    Abstract: High refractive index acrylic device materials with reduced glistenings are disclosed. The device materials are particularly suitable for use as ophthalmic or otorhhinolaryngological device materials and comprises a poly(phenyl ether)-containing monomer and/or a poly(phenyl ether)-containing cross-linking agent.
    Type: Application
    Filed: December 2, 2014
    Publication date: June 4, 2015
    Inventors: Xuwei Jiang, Douglas Schlueter, Walter Laredo
  • Publication number: 20080045911
    Abstract: The invention provides punctal plugs for the delivery of active agents. The plugs have a body throughout which at least one active agent is dispersed or that is coated with a polymeric material containing at least one active agent.
    Type: Application
    Filed: June 7, 2007
    Publication date: February 21, 2008
    Inventors: Maureen Borgia, Hassan Chaouk, Han Cui, Walter Laredo, Zhigang Li, Aruna Nathan, Michael Trezza
  • Publication number: 20070298075
    Abstract: The invention provides punctal plugs for the delivery of active agent to one or both of the tear fluid of the eye and to the nasolacrimal duct. The plugs of the invention have a body, a reservoir contained within the body, and optionally a collarette. The reservoir has at least one opening and contains a polymeric material and at least one active agent.
    Type: Application
    Filed: June 7, 2007
    Publication date: December 27, 2007
    Inventors: Maureen Borgia, Hassan Chaouk, Han Cui, Walter Laredo, Zhigang Li, Aruna Nathan, Michael Trezza
  • Publication number: 20070299206
    Abstract: Crosslinked lactam polymers are disclosed. Specifically, lactam polymers having pendant acrylate groups are crosslinked via a Michael addition type acrylate reactant. The crosslinked lactam polymers are useful in medical and pharmaceutical applications. Also disclosed are methods for making hydroxyl-functionalized lactam polymer derivatives.
    Type: Application
    Filed: June 18, 2007
    Publication date: December 27, 2007
    Inventors: Kevin Cooper, Ankur Kulshrestha, Walter Laredo
  • Publication number: 20070290174
    Abstract: Lactam polymers has been modified with sodium borohydride (NaBH4) to yield lactam polymers bearing hydroxyl functional groups. These functional groups are useful for the covalent attachment of reactive groups, fluorescent probes, antimicrobial agents, bioactive factors, and drugs. The resulting as components for medical devices, specifically ophthalmic devices and more specifically contact lenses. Hydrogels based on these polymers are also useful for biomedical applications in the areas of drug delivery, tissue engineering, and implantable devices.
    Type: Application
    Filed: July 19, 2007
    Publication date: December 20, 2007
    Inventors: Stephen Arnold, Walter Laredo
  • Publication number: 20070225452
    Abstract: Aliphatic polyoxaesters having pendant thiol, carboxylic acid, hydroxyl or amine groups are disclosed. Furthermore, polymers prepared from these functional polyoxaesters are described. The polymers of this invention may be used for an array of medical and surgical applications, for example to produce surgical devices, tissue engineering scaffolds and drug delivery depots.
    Type: Application
    Filed: March 27, 2006
    Publication date: September 27, 2007
    Inventors: Ankur Kulshrestha, Kevin Cooper, Walter Laredo
  • Publication number: 20070225460
    Abstract: Dithiocarbonate-containing macromer that contain biodegradable or water-soluble segments, and polymers derived from the reaction of these dithiocarbonate-containing macromers, are disclosed. The polymers derived from these dithiocarbonate-containing macromers with biodegradable or water-soluble segments are useful in medical and pharmaceutical applications.
    Type: Application
    Filed: March 27, 2006
    Publication date: September 27, 2007
    Inventors: Ankur Kulshrestha, Kevin Cooper, Walter Laredo
  • Publication number: 20060072069
    Abstract: The present invention relates to wettable silicone hydrogels comprising the reaction product of at least one siloxane containing component and at least one reactive, hydrophilic polymeric internal wetting agent. The present invention further relates to silicone hydrogel contact lenses comprising at least one oxygen permeable component, and an amount of reactive, hydrophilic polymeric internal wetting agent sufficient to impart wettability to said device.
    Type: Application
    Filed: September 30, 2004
    Publication date: April 6, 2006
    Inventors: Walter Laredo, Stephen Arnold, Kevin McCabe, Susan Orr, Azaam Alli
  • Publication number: 20060074208
    Abstract: This invention relates to wettable biomedical devices comprising amphiphilic block copolymers. The amphiphilic block copolymers are useful as internal wetting agents for biomedical applications, such as implantable devices, ophthalmic devices and in one embodiment, contact lenses.
    Type: Application
    Filed: September 30, 2004
    Publication date: April 6, 2006
    Inventor: Walter Laredo