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| Number | Title | Issue Date |
| 8173720 | Transparent gel and contact lense from the same A transparent gel is disclosed which has an interpenetrating polymer network of a copolymer containing a polysiloxane structure and a polycarbonate structure and a hydrophilic polymer obtained by polymerizing a hydrophilic monomer. The transparent gel is useful as a... | 05/08/2012 |
| 8148445 | Ophthalmic and otorhinolaryngological device materials containing a multi-arm PEG macromer Disclosed are soft, high refractive index, acrylic device materials. The materials contain a multi-arm PEG macromer. ... | 04/03/2012 |
| 8124668 | Silicone-containing ocular lens material with high safety and preparing method thereof [Problem] To provide a safe ocular lens material having high oxygen permeability, excellent surface wettability, the excellent lubricity/easy lubricating property of surface, little in surface adhesive and superior flexibility and stress relaxation, in addition, sup... | 02/28/2012 |
| 8106108 | Ultraviolet light absorbing optical elements and compositions and methods for manufacture The present invention relates to a UV absorbing optical element comprising a polymer optical element substrate, and a UV light absorbing amount of a tris-aryltriazine-based UV absorber incorporated in said substrate. The present invention also provides a method for ... | 01/31/2012 |
| 8053489 | Crosslink agents and dual radical cure polymer Crosslink agents used to copolymerize at least one hydrophilic monomer with at least one lens monomer typically used to prepare polymeric materials for ophthalmic lenses. The crosslink agents have a relatively high selectivity for the hydrophilic monomer and limited... | 11/08/2011 |
| 8030369 | Contact lenses with improved wearing comfort The invention relates to a biomedical molding, in particular a contact lens, which is obtainable by crosslinking, in a mold, an aqueous solution of a crosslinkable polyvinyl alcohol (PVA) prepolymer comprising at least 0.5 weight-%, based on the entire formulation, ... | 10/04/2011 |
| 8003710 | Production of ophthalmic devices based on photo-induced step growth polymerization The invention provide a new lens curing method for making hydrogel contact lenses. The new lens curing method is based on actinically-induced step-growth polymerization. The invention also provides hydrogel contact lenses prepared from the method of the invention an... | 08/23/2011 |
| 7915323 | Mono ethylenically unsaturated polycarbosiloxane monomers The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain monoethylenically unsaturated polycarbosiloxane monomers capable of polymerization to form... | 03/29/2011 |
| 7888403 | Ophthalmic and otorhinolaryngological device materials Disclosed are soft, high refractive index, acrylic device materials. The materials comprise di-block or tri-block macromers containing hydrophilic side-chains. The materials have improved glistening resistance. ... | 02/15/2011 |
| 7884141 | Biomedical devices Biomedical devices are provided herein which are formed from a polymerization product of a monomeric mixture comprising (a) one or more esterified aminoalcohol monomers; and (b) one or more biomedical device-forming monomers. ... | 02/08/2011 |
| 7875661 | Ordered polymer system and intraocular lens An intraocular lens with an ordered polymer system contained within a lens capsule or a membrane in the lens capsule. The ordered polymer system includes at least one negatively charged copolymer comprising hydrophilic groups, anionic groups and hydrophobic groups, ... | 01/25/2011 |
| 7858672 | Methacrylic materials suitable for ophthalmic and otorhinolaryngological devices Disclosed are soft, high refractive index, methacrylic device materials. The materials contain an ethoxylate monomer to reduce glistenings and a long-chain alkyl methacrylate monomer for softening. ... | 12/28/2010 |
| 7825170 | Contact lenses The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial arcurate lesions. ... | 11/02/2010 |
| 7799845 | Ophthalmic and otorhinolaryngological device materials Disclosed are soft, high refractive index, acrylic device materials. The materials comprise di-block or tri-block macromers containing a hydrophilic block in the polymer backbone. The materials have improved glistening resistance. ... | 09/21/2010 |
| 7781496 | High refractive-index, hydrophilic monomers and polymers, and ophthalmic devices comprising such polymers An intraocular lens comprising a polymer that is prepared from a monomer mixture comprising a monomer of formula G-D-Ar (I) wherein Ar is a C6-C24 aromatic group having a hydrophilic substituent, D is a divalent linking... | 08/24/2010 |
| 7772297 | Method for stabilizing refractive index profiles using polymer mixtures A method for making an optical element comprises polymerizing a first monomer to form a first polymer, the first polymer having a spatially varying degree of cure that provides a predetermined refractive index profile; and polymerizing a second monomer in the presen... | 08/10/2010 |
| 7732507 | Spirotetrathiocarbamates and spirooxothiocarbamates Spirotetrathiocarbamates (STOCs) or oxa substituted compounds (SOTOCs) of Formula I: Formula (I) or bisSTOC or bisSOTOC compounds of Formula II: Formula (II) wherein X1, X2, X3, X4, X5, X6, X7 | 06/08/2010 |
| 7728051 | Ophthalmic lens materials containing chromophores that absorb both UV and short wavelength visible light Chromophores that absorb both UV and short wavelength visible light are disclosed. The chromophores are particularly suitable for use in intraocular lens materials. ... | 06/01/2010 |
| 7714039 | Low-tack ophthalmic and otorhinolaryngological device materials Disclosed are soft, high refractive index, acrylic materials. These materials, especially useful as intraocular lens materials, contain one or more aryl acrylic hydrophobic monomers as principal device-forming monomers and a tack-reducing macromer additive. In addit... | 05/11/2010 |
| 7691918 | Intraocular lenses with unique blue-violet cutoff and blue light transmission characteristics Disclosed are ophthalmic device materials having improved light transmission characteristics. The materials contain a combination of certain UV absorbers and blue-light absorbing chromophores. ... | 04/06/2010 |
| 7691917 | Silcone-containing prepolymers Prepolymers comprising at least one block of Formula II and terminated with a polymerizable ethylenically unsaturated radical are useful in hydrogel materials are disclosed: wherein n, R, R1, R2 and X | 04/06/2010 |
| 7659325 | Functionalized dyes and use thereof in ophthalmic lens material The invention relates to transparent polymer material containing a dye which absorbs light above 400 nm. It furthermore relates to methods for producing the polymer material and a lens comprising the polymer material. In particular, the invention relates to an intra... | 02/09/2010 |
| 7652076 | Ophthalmic and otorhinolaryngological device materials Disclosed are soft, high refractive index device materials having improved strength. The materials contain a monofunctional or difunctional, acrylate or methacrylate terminated aromatic functional methacrylic or acrylic macromer. ... | 01/26/2010 |
| 7632876 | Polysiloxane prepolymers for biomedical devices A polysiloxane prepolymer that is useful for forming biomedical devices has the formula: M(*Dii*PS)x*Dii*M (I) wherein: each M is independently a polymerizable ethylenically unsaturated radical; | 12/15/2009 |
| 7601766 | Carboxylic siloxanyl monomers with pendant polymerizable groups The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain carboxylic monomers capable of polymerization to form polymeric compositions having desira... | 10/13/2009 |
| 7553880 | Extended wear ophthalmic lens An ophthalmic lens suited for extended-wear periods of at least one day on the eye without a clinically significant amount of corneal swelling and without substantial wearer discomfort. The lens has a balance of oxygen permeability and ion or water permeability, wit... | 06/30/2009 |
| 7468397 | Polymerizable siloxane-quaternary amine copolymers The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain cationic monomers capable of polymerization to form polymeric compositions having desirabl... | 12/23/2008 |
| 7423074 | Polysiloxane prepolymers for biomedical devices A polysiloxane copolymer that is useful for forming biomedical devices comprises blocks (I) and (II) and is terminated at each end with an ethylenically unsaturated radical: (*Dii*Diol*Dii*PS)x (I) (*Dii*PS)y (II... | 09/09/2008 |
| 7416737 | Antimicrobial lenses, processes to prepare them and methods of their use This invention relates to solutions for packaging ophthalmic devices comprising at least one antimicrobial metal salt which prevent the loss of said antimicrobial metal salt during autoclaving and storage. ... | 08/26/2008 |
| 7407992 | High refractive index and optically clear copoly(carbosilane and siloxane) elastomers High refractive index and optically clear copoly(carbosilane and siloxane) elastomers and ophthalmic lenses made therefrom are provided. The elastomers are comprised of copolymers having carbosilane repeat units and siloxane repeat units. The copolymers and ophthalm... | 08/05/2008 |
| 7399795 | Surface modification of contact lenses Provided are surface modified contact lenses formed from one or more fumaric- or itaconic-containing prepolymers having reactive functionality that is complimentary to reactive hydrophilic polymers. ... | 07/15/2008 |
| 7390863 | Polymeric materials having enhanced ion and water transport property and medical devices comprising same A polymeric material having enhanced oxygen permeability and ion and water transport rates comprises units of a first monomer and a second monomer, which comprises linear poly(ethylene oxide), cyclic poly(ethylene oxide), or combinations thereof. Medical devices, su... | 06/24/2008 |
| 7381753 | Inkjet ink composition An inkjet ink composition having a binder including an aqueous dispersion of polymer particles, the polymer including, as polymerized units, (a) from 0 to 1 wt. % monoethylenically unsaturated acid monomer, based on polymer weight; and (b) monomer of the formula | 06/03/2008 |
| 7371696 | Carbon nanotube structure and method of vertically aligning carbon nanotubes A Carbon NanoTube (CNT) structure includes a substrate, a CNT support layer, and a plurality of CNTs. The CNT support layer is stacked on the substrate and has pores therein. One end of each of the CNTs is attached to portions of the substrate exposed through the po... | 05/13/2008 |
| 7368589 | Purification of silicone containing compounds by supercritical fluid extraction The present invention relates to a process for the purification of silicone containing compounds via supercritical fluid extraction. Specifically, the present invention relates to a process comprising the steps of contacting at least one silicone containing compound... | 05/06/2008 |
| 7361275 | Use of derivatized nanoparticles to minimize growth of micro-organisms in hot filled drinks A method and article for removing a selected metal-ion from a solution. The method included providing a container for holding a liquid, the container having an internal surface having a metal-ion sequestering agent provided on at least a portion of the internal surf... | 04/22/2008 |
| 7357863 | Container for inhibiting microbial growth in liquid nutrients A fluid container and method for inhibiting the growth of microbes in liquid nutrient in a container, the container having an interior surface having a metal-ion sequestering agent and antimicrobial agent for inhibiting growth of microbes in the liquid nutrient.... | 04/15/2008 |
| 7354959 | Water-based inks for hydrogel lenses The present invention is related to water-based inks for making colored hydrogel contact lenses, in particular, colored HEMA-based hydrogel contact lenses. The ink of the invention comprises at least one colorant, water, and a water-soluble and actinically-curable b... | 04/08/2008 |
| 7351787 | Process for the preparation of activated polyethylene glycols A process for preparing activated polyethylene glycols is disclosed. In some embodiments, the process includes reacting a molten polyethylene glycol with an activator. In other embodiments, the process includes reacting a polyethylene glycol with an activator in the... | 04/01/2008 |
| 7347946 | Method for inhibiting microbial growth in liquid nutrients A method for inhibiting growth of microbes in a liquid having a pH equal to or greater than about 2.5 by using a filter bed assembly or filter for filtering the liquid having a metal-ion sequestering agent for removing designated metal ion from the liquid. The liqui... | 03/25/2008 |
