Patents by Inventor Joe M. Wood
Joe M. Wood 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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OPHTHALMIC DEVICES CONTAINING LOCALIZED GRAFTED NETWORKS AND PROCESSES FOR THEIR PREPARATION AND USE
Publication number: 20230406995Abstract: Provided are polymer compositions made by a process comprising: (a) providing a first reactive composition containing: (i) a polymerization initiator that is capable, upon a first activation, of forming two or more free radical groups, at least one of which is further activatable by subsequent activation; (ii) one or more ethylenically unsaturated compounds; and (iii) a crosslinker; (b) subjecting the first reactive composition to a first activation step such that the first reactive composition polymerizes therein to form a crosslinked substrate network containing a covalently bound activatable free radical initiator; (c) contacting the crosslinked substrate network with a grafting composition containing one or more ethylenically unsaturated compounds, wherein the contacting is conducted under conditions such that the grafting composition penetrates into the crosslinked substrate network; and (d) activating the covalently bound activatable free radical initiator at one or more selective regions of the crossliType: ApplicationFiled: August 29, 2023Publication date: December 21, 2023Inventors: Brian Aitken, Charles W. Scales, Joe M. Wood, Michael F. Widman -
Ophthalmic devices containing localized grafted networks and processes for their preparation and use
Patent number: 11780953Abstract: Provided are polymer compositions made by a process comprising: (a) providing a first reactive composition containing: (i) a polymerization initiator that is capable, upon a first activation, of forming two or more free radical groups, at least one of which is further activatable by subsequent activation; (ii) one or more ethylenically unsaturated compounds; and (iii) a crosslinker; (b) subjecting the first reactive composition to a first activation step such that the first reactive composition polymerizes therein to form a crosslinked substrate network containing a covalently bound activatable free radical initiator; (c) contacting the crosslinked substrate network with a grafting composition containing one or more ethylenically unsaturated compounds, wherein the contacting is conducted under conditions such that the grafting composition penetrates into the crosslinked substrate network; and (d) activating the covalently bound activatable free radical initiator at one or more selective regions of the crossliType: GrantFiled: May 12, 2021Date of Patent: October 10, 2023Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Brian Aitken, Charles W. Scales, Joe M. Wood, Michael F. Widman -
OPHTHALMIC DEVICES CONTAINING LOCALIZED GRAFTED NETWORKS AND PROCESSES FOR THEIR PREPARATION AND USE
Publication number: 20210277170Abstract: Provided are polymer compositions made by a process comprising: (a) providing a first reactive composition containing: (i) a polymerization initiator that is capable, upon a first activation, of forming two or more free radical groups, at least one of which is further activatable by subsequent activation; (ii) one or more ethylenically unsaturated compounds; and (iii) a crosslinker; (b) subjecting the first reactive composition to a first activation step such that the first reactive composition polymerizes therein to form a crosslinked substrate network containing a covalently bound activatable free radical initiator; (c) contacting the crosslinked substrate network with a grafting composition containing one or more ethylenically unsaturated compounds, wherein the contacting is conducted under conditions such that the grafting composition penetrates into the crosslinked substrate network; and (d) activating the covalently bound activatable free radical initiator at one or more selective regions of the crossliType: ApplicationFiled: May 12, 2021Publication date: September 9, 2021Inventors: Brian Aitken, Charles W. Scales, Joe M. Wood, Michael F. Widman -
Ophthalmic devices containing localized grafted networks and processes for their preparation and use
Patent number: 11034789Abstract: Provided are polymer compositions made by a process comprising: (a) providing a first reactive composition containing: (i) a polymerization initiator that is capable, upon a first activation, of forming two or more free radical groups, at least one of which is further activatable by subsequent activation; (ii) one or more ethylenically unsaturated compounds; and (iii) a crosslinker; (b) subjecting the first reactive composition to a first activation step such that the first reactive composition polymerizes therein to form a crosslinked substrate network containing a covalently bound activatable free radical initiator; (c) contacting the crosslinked substrate network with a grafting composition containing one or more ethylenically unsaturated compounds, wherein the contacting is conducted under conditions such that the grafting composition penetrates into the crosslinked substrate network; and (d) activating the covalently bound activatable free radical initiator at one or more selective regions of the crossliType: GrantFiled: January 4, 2019Date of Patent: June 15, 2021Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Brian Aitken, Charles W. Scales, Joe M. Wood, Michael F. Widman -
Patent number: 11029534Abstract: An apparatus and method for forming a contact lens includes submerging a convex optical quality surface of a forming optic in a reservoir containing Lens Reactive Mixture, projecting a first Actinic Radiation with a first wavelength through pre-selected regions of the forming optic that correspond to increased thickness in the lens to be formed for selectively polymerize the Lens Reactive Mixture on a Voxel by Voxel basis; projecting a second Actinic Radiation with a different wavelength through the entire forming optic to selectively polymerize the Lens Reactive Mixture on a Voxel by Voxel basis, removing the forming optic and polymerized Lens Reactive Mixture from the reservoir and applying a Fixing Radiation to form the contact lens.Type: GrantFiled: October 8, 2018Date of Patent: June 8, 2021Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Paul Mark Powell, Peter W Sites, Joe M Wood, Michael F Widman
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Publication number: 20200110282Abstract: An apparatus and method for forming a contact lens.Type: ApplicationFiled: October 8, 2018Publication date: April 9, 2020Inventors: Paul Mark Powell, Peter W. Sites, Joe M. Wood, Michael F. Widman
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Patent number: 10401647Abstract: A Free-form contact lens and method of making the same. The lens includes a posterior optical quality surface having a concave shape, an opposing anterior surface having a convex shape both of which join at a lens edge that defines an outer periphery of the contact lens, and at least a first lens feature having a predetermined shape and made of a first polymerized Reactive Mixture. The remainder of the lens is made of a second polymerized Reactive Mixture that is different than the first polymerized Reactive Mixture, and that is covalently bonded thereto.Type: GrantFiled: April 21, 2017Date of Patent: September 3, 2019Assignee: Johnson & Johnson Vision Care IncInventors: Christopher Wildsmith, Peter W. Sites, Mukul Kanaujia, Joe M. Wood
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OPHTHALMIC DEVICES CONTAINING LOCALIZED GRAFTED NETWORKS AND PROCESSES FOR THEIR PREPARATION AND USE
Publication number: 20190233573Abstract: Provided are polymer compositions made by a process comprising: (a) providing a first reactive composition containing: (i) a polymerization initiator that is capable, upon a first activation, of forming two or more free radical groups, at least one of which is further activatable by subsequent activation; (ii) one or more ethylenically unsaturated compounds; and (iii) a crosslinker; (b) subjecting the first reactive composition to a first activation step such that the first reactive composition polymerizes therein to form a crosslinked substrate network containing a covalently bound activatable free radical initiator; (c) contacting the crosslinked substrate network with a grafting composition containing one or more ethylenically unsaturated compounds, wherein the contacting is conducted under conditions such that the grafting composition penetrates into the crosslinked substrate network; and (d) activating the covalently bound activatable free radical initiator at one or more selective regions of the crossliType: ApplicationFiled: January 4, 2019Publication date: August 1, 2019Inventors: Charles W. Scales, Joe M. Wood, Michael F. Widman -
Patent number: 10359643Abstract: A Free-form contact lens and method of making the same. The lens includes a posterior optical quality surface having a concave shape, an opposing anterior surface having a convex shape both of which join at a lens edge that defines an outer periphery of the contact lens, and at least a first lens feature having a predetermined shape and made of a first polymerized Reactive Mixture. The remainder of the lens is made of a second polymerized Reactive Mixture that is different than the first polymerized Reactive Mixture, and that is covalently bonded thereto.Type: GrantFiled: December 18, 2015Date of Patent: July 23, 2019Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Christopher Wildsmith, Peter W. Sites, Mukul Kanaujia, Joe M. Wood
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Publication number: 20170219845Abstract: A Free-form contact lens and method of making the same. The lens includes a posterior optical quality surface having a concave shape, an opposing anterior surface having a convex shape both of which join at a lens edge that defines an outer periphery of the contact lens, and at least a first lens feature having a predetermined shape and made of a first polymerized Reactive Mixture. The remainder of the lens is made of a second polymerized Reactive Mixture that is different than the first polymerized Reactive Mixture, and that is covalently bonded thereto.Type: ApplicationFiled: April 21, 2017Publication date: August 3, 2017Applicant: Johnson & Johnson Vision Care, Inc.Inventors: Christopher Wildsmith, Peter W. Sites, Mukul Kanaujia, Joe M. Wood
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Publication number: 20170176771Abstract: A Free-form contact lens and method of making the same. The lens includes a posterior optical quality surface having a concave shape, an opposing anterior surface having a convex shape both of which join at a lens edge that defines an outer periphery of the contact lens, and at least a first lens feature having a predetermined shape and made of a first polymerized Reactive Mixture. The remainder of the lens is made of a second polymerized Reactive Mixture that is different than the first polymerized Reactive Mixture, and that is covalently bonded thereto.Type: ApplicationFiled: December 18, 2015Publication date: June 22, 2017Applicant: Johnson & Johnson Vision Care, Inc.Inventors: Christopher Wildsmith, Peter W. Sites, Mukul Kanaujia, Joe M. Wood
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Patent number: 9346226Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.Type: GrantFiled: November 22, 2013Date of Patent: May 24, 2016Assignee: Johnson & Johnson Vision Care, Inc.Inventors: John B Enns, Michael F Widman, I, Joe M Wood, P. Mark Powell, Ture Kindt-Larsen
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Patent number: 8807076Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.Type: GrantFiled: March 12, 2010Date of Patent: August 19, 2014Assignee: Johnson & Johnson Vision Care, Inc.Inventors: John B. Enns, Michael F. Widman, Joe M. Wood, P. Mark Powell, Ture Kindt-Larsen
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Publication number: 20140079878Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.Type: ApplicationFiled: November 22, 2013Publication date: March 20, 2014Applicant: JOHNSON & JOHNSON VISION CARE, INC.Inventors: John B. Enns, Michael F. Widman, I, Joe M. Wood, P. Mark Powell, Ture Kindt-Larsen
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Publication number: 20110220021Abstract: This invention discloses apparatus for processing one or more of a Lens Precursor, a Lens Precursor Form and an ophthalmic Lens. The apparatus provides for vapor phase processing of the subject Lens Precursor, a Lens Precursor Form and an ophthalmic Lens.Type: ApplicationFiled: March 12, 2010Publication date: September 15, 2011Inventors: John B. Enns, Michael F. Widman, Joe M. Wood, P. Mark Powell, Ture Kindt-Larsen
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Publication number: 20090111905Abstract: The present invention relates to processes for forming random prepolymers comprising comprising at least one (meth)acrylate component and at least one (meth)acrylamide. More specifically, the present invention relates to processes comprising providing a first reaction mixture comprising at least one (meth)acrylate component having a first reaction rate constant, k1; adding to said first reaction mixture, under reaction conditions comprising a reaction time, at least one (meth)acrylamide component having a second reaction rate constant k2 which is less than about 0.5 k1, wherein at least one of said (meth)acrylate component and said (meth)acrylamide component comprise silicone and at least one of said (meth)acrylate component and said (meth)acrylamide component comprise at least one hydrophilic component; and said at least one (meth)acrylamide component is added gradually over a reaction time and under prepolymer reaction conditions to form a prepolymer.Type: ApplicationFiled: October 6, 2008Publication date: April 30, 2009Inventors: Ture Kindt-Larsen, Holger Spanggaard, Bent Magnusson, Helene Rossignol, Jens-Erik Soerensen, Joe M. Wood
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Patent number: 6838491Abstract: Biomedical devices with stable, hydrophilic and antimicrobial coatings are provided. The coatings are formed using a coupling agent to bond a carboxyl containing hydrophilic coating to the surface by ester or amide linkages.Type: GrantFiled: March 31, 2000Date of Patent: January 4, 2005Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Douglas G. Vanderlaan, David C. Turner, Joe M. Wood
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Publication number: 20040091613Abstract: Disclosed are methods for extracting excess materials from contact lenses, during which the contact lenses swell above their functional size. The methods include the steps of treating contact lenses with a liquid, preferably a solution that causes the contact lenses to swell to a size larger than their functional size, and treating the contact lenses with a liquid, preferably a solution that causes them to shrink back to their functional size.Type: ApplicationFiled: October 23, 2003Publication date: May 13, 2004Inventors: Joe M. Wood, Anthony Joseph Bernard, Douglas L. Evans, Terry L. Spaulding, Douglas G. Vanderlaan
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Patent number: 6534559Abstract: Biomedical devices with stable, hydrophilic and antimicrobial coatings are provided. The coatings are formed using a coupling agent to bond a carboxyl containing hydrophilic coating to the surface by ester or amide linkages.Type: GrantFiled: February 7, 2000Date of Patent: March 18, 2003Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Douglas G. Vanderlaan, David C. Turner, Joe M. Wood
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Publication number: 20030000028Abstract: The invention provides a colorant for use in tinting contact lenses in which the binding polymer used is capable of forming an interpenetrating polymer network with the lens material. When the colorants of the invention are applied to uncured lens material that is subsequently cured, the binding polymer forms an interpenetrating polymer network with the lens material embedding the colorant within the lens material resulting in a stable, tinted lens.Type: ApplicationFiled: December 20, 2001Publication date: January 2, 2003Inventors: Frank F. Molock, Khaled Chehab, James D. Ford, Ture Kindt-Larsen, Craig W. Walker, Joe M. Wood, Julieann E. Weber, Gary L. Collins