| Patent Number |
Title Of Patent |
Date Issued |
| 7553880 |
Extended wear ophthalmic lens |
June 30, 2009 |
| 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, with the ion or water |
| 7538146 |
Extended wear ophthalmic lens |
May 26, 2009 |
| 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, with the ion or water |
| 7468398 |
Extended wear ophthalmic lens |
December 23, 2008 |
| 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, with the ion or water |
| 6951894 |
Extended wear ophthalmic lens |
October 4, 2005 |
| 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, with the ion or water |
| 6271233 |
Method for treating ocular neovascular diseases |
August 7, 2001 |
| The invention relates to the use of certain phthalazines in the preparation of medicaments for the treatment of ocular neovascularization. |
| 6118913 |
Apparatus for haptic attachment for intraocular lenses using diode laser |
September 12, 2000 |
| A system for staking a haptic to an optic to form an intraocular lens using a laser beam operating near the infrared range with a coaxial aiming laser beam operating in the visible range. A portion of the haptic is inserted into the optic through a radial bore and is exposed through an a |
| 6099122 |
Process for the functionalization of surfaces |
August 8, 2000 |
| The present invention describes a novel coating process that comprises the use of a functional photoinitiator, or a macroinitiator derived therefrom, in a cascade of process steps, wherein, on the one hand, a functional photoinitiator or a macroinitiator derived therefrom is covalently b |
| 6096696 |
Alkaline composition for removing protein deposits |
August 1, 2000 |
| A pH controlled protein removal system and method in the substantial absence of (a) enzyme and (b) a surfactantly effective amount of a surfactant is disclosed. The method comprises contacting a [polymeric] substrate with a cleaning composition therefor, which compostion is substanti |
| 5981615 |
Polymerizable siloxane macromonomers |
November 9, 1999 |
| A macromonomer of the formula I is described:wherein n is zero or at least 1.0;Q is a polymerizable group;B may be the same or different and is a difunctional block of molecular weight in the range of from 100 to 8000 and wherein at least one B is a residue from a difunctional polymer or cop |
| 5965631 |
Extended wear ophthalmic lens |
October 12, 1999 |
| 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, with the ion or water |
| 5958351 |
Catalytic element for disinfection apparatus |
September 28, 1999 |
| A disinfection apparatus including a container; a cap having an article-retaining means, a sealing means and a catalytic element-retaining means affixed thereto; and a catalytic element. The disinfection apparatus has particular utility in the disinfection of contact lenses with hydrogen |
| 5936052 |
Cross-linkable copolymers and hydrogels |
August 10, 1999 |
| The present invention describes novel statistical copolymers and the preparation and possible uses thereof. Copolymers are described that are water-soluble and cross-linkable and that comprise the copolymerization product of a monomer mixture consisting substantially of a vinyl lactam |
| 5894002 |
Process and apparatus for the manufacture of a contact lens |
April 13, 1999 |
| In a process for the manufacture of contact lenses, a polymerizable contact lens material is dispensed into a mould half (1) and the mould is subsequently closed by means of the second mould half (2). The material located between the two mould halves in the moulding cavity (12) is then |
| 5889020 |
Treatment of normotensive glaucoma with angiotensin II antagonists |
March 30, 1999 |
| The present invention relates to the use of angiotensin antagonist or a pharmaceutically acceptable salt thereof for the treatment of normal tension glaucoma, wherein said angiotensin antagonist and salt thereof have pronunced selectivity for the AT1 receptor. |
| 5874127 |
Method and apparatus for gaseous treatment |
February 23, 1999 |
| A fixture device and method for uniformly and efficiently treating an article in a gaseous atmosphere. The fixture device provides a plurality of point contact support locations for supporting the article during the treatment. The fixture device and treatment method are especially useful |
| 5863562 |
Methods and composition for preserving media in the tip of a solution dispenser |
January 26, 1999 |
| A container, composition and method for preserving treatment solutions, in which the composition includes weak and strong preservatives. The dispensing container includes media within a dispensing tip which media removes or alters the strong preservative, while allowing the weak pres |
| 5858996 |
Compositions and methods for stabilizing polymers |
January 12, 1999 |
| Compositions and methods for reducing the decomposition rate of polymeric bioadhesives and viscosity enhancers, such as poly(acrylic acids). The compositions include at least one strong, stable chelating agent, preferably an organophosphorous compound such as diethylene triamine pent |
| 5856416 |
Unsaturated carbohydrate derivatives polymers thereof and their use |
January 5, 1999 |
| The present invention relates to polymerizable derivatives of carbohydrates comprising a compound of formula (I)whereinR.sup.1 is a radically polymerizable hydrocarbon group;m, n and p are 0 or 1;Alk is alkylene having up to 10 carbon atoms;R is a diradical, having up to 20 carbon atoms, of an o |
| 5849841 |
Crosslinked polymers containing ester or amide groups |
December 15, 1998 |
| The invention relates to a novel process for the production of mouldings, in particular contact lenses, in which a water-soluble, crosslinkable polymer is crosslinked in solution, and to mouldings, in particular contact lenses, obtainable by this process. The present invention likewise |
| 5849811 |
Extended wear ophthalmic lens |
December 15, 1998 |
| An ophthalmic lens suited for extended-wear for 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, with the ion or water |
| 5849810 |
Photocrosslinked polymers |
December 15, 1998 |
| The invention relates to a novel process for the manufacture of mouldings, especially contact lenses, in which a soluble prepolymer comprising crosslinkable groups is crosslinked in solution, and also to mouldings, especially contact lenses, obtainable in accordance with that process. Th |
| 5846919 |
Rapid ophthalmic disinfection solution using salt and glycol and/or lower alkanol and surfactant |
December 8, 1998 |
| A disinfection solution, primarily for use in conjunction with contact lenses is disclosed comprising an amount of a pharmaceutically acceptable ionic salt which is equivalent in ionic strength to at least 5% w/v sodium chloride, at least one of a C.sub.2-6 alkanol and a C.sub.3-8 alkyle |
| 5824276 |
Method and apparatus for uniformly dispersing articles in a treatment solution |
October 20, 1998 |
| An apparatus and method for uniformly contacting an article with a treatment solution. Preferred embodiments are methods of uniformly tinting of contact lenses or uniformly surface modifying contact lenses. The method involves suspending the lens in the treatment solution by applicat |
| 5807944 |
Amphiphilic, segmented copolymer of controlled morphology and ophthalmic devices including conta |
September 15, 1998 |
| The subject matter of the present invention is an amphiphilic, segmented copolymer of controlled morphology comprising at least one segment having high oxygen permeability, at least one segment having high ion and water permeability, the segments being linked together through a non-h |
| 5807927 |
Crosslinked polymers containing urethane groups |
September 15, 1998 |
| A process for the production of mouldings, in particular contact lenses, in which a water-soluble, crosslinkable polymer is crosslinked in solution, and mouldings, in particular contact lenses, obtainable by this process; and novel water-soluble, crosslinkable polymers which can be emplo |
| 5807585 |
Method of preserving ophthalmic solution and compositions therefor |
September 15, 1998 |
| A preservative for ophthalmic solutions having an active ingredient is provided, having a hydrogen peroxide content of about 0.001% to about 0.10% by weight; and diethylene triamine penta(methylene phosphonic acid) or a physiologically compatible salt thereof, present at about 0.002% to |
| 5805264 |
Process for graft polymerization on surfaces of preformed substates to modify surface properties |
September 8, 1998 |
| The invention relates to a process for modifying the surface characteristics of a preformed polymer substrate to impart altered properties thereto by graft polymerization on the substrate which includes: placing the polymer substrate in a plasma to form free radicals on the substrate |
| 5789464 |
Photocrosslinked polymers |
August 4, 1998 |
| The invention relates to a novel process for the manufacture of mouldings, especially contact lenses, in which a soluble prepolymer comprising crosslinkable groups is crosslinked in solution, and also to mouldings, especially contact lenses, obtainable in accordance with that process. Th |
| 5789461 |
Methods of forming an extended wear ophthalmic lens having a hydrophilic surface |
August 4, 1998 |
| An ophthalmic lens suited for extended-wear for 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, with the ion or water |
| 5782460 |
Process and device for the manufacture of mouldings |
July 21, 1998 |
| In a process for the manufacture of mouldings, especially optical lenses, specifically contact lenses (CL), a starting material that is crosslinkable by the impingement of suitable energy is introduced into a mould (1) having a cavity (15), which mould is at least partially permeable |
| 5776999 |
Methods of using and screening extended wear ophthalmic lenses |
July 7, 1998 |
| An ophthalmic lens screening method suited for extended-wear for 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, with |
| 5776381 |
Process and apparatus for the production of optical lenses |
July 7, 1998 |
| In a process for the production of optical lenses, in particular contact lenses, a lens material is introduced between two mould halves. The mould halves each have a moulding surface and enclose a cavity in the closed state of the mould. After the lens material has been introduced the tw |
| 5773608 |
Process for preparing stabilized chitin derivative compounds |
June 30, 1998 |
| A process for sterilizing a polysaccharide composition containing chitosan, a chitosan derivative or a chitin derivative without substantially degrading the polysaccharide. The process has the steps of blending the polysaccharide in a solvent to form a solution or suspension; sterilizing |
| 5770669 |
Silcone-containing polymer having oxygen permeability suitable for ophalmic applications |
June 23, 1998 |
| Copolymers formed from dimethacrylates of polyalkylene glycols and vinylic reactive silicones having up to 20 silicon atoms in the substantial absence of additional cross-linking agents. The copolymers may include a hydrophilicity-modifying monomer. The preferred silicon is TRIS (i.e., |
| 5760870 |
Rotationally stabilized contact lens and methods of lens stabilization |
June 2, 1998 |
| Contact lenses, especially toric and bifocal, which are rotationally stabilized and methods of stabilizing contact lenses. Contact lenses are stabilized, with respect to rotation while in place on the eye, by providing the lenses with a non-circular shape. In a preferred embodiment, |
| 5760100 |
Extended wear ophthalmic lens |
June 2, 1998 |
| An ophthalmic lens suited for extended-wear for 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, with the ion or water |
| 5756044 |
Apparatus and method for treating articles in solution with effervescent tablets |
May 26, 1998 |
| An article treatment system which provides improved solution mixing and concentration uniformity. The treatment system includes a container, a closure and a channel for guiding fluid flow. The treatment system is especially advantageous for use with effervescent tablets and for use in |
| 5725887 |
Method of preserving ophthalmic solutions and compositions therefor |
March 10, 1998 |
| A preservative for ophthalmic solutions having an active ingredient is provided, having a hydrogen peroxide content of about 0.001% to about 0.10% by weight; and diethylene triamine penta(methylene phosphonic acid) or a physiologically compatible salt thereof, present at about 0.002% to |
| 5713957 |
Corneal onlays |
February 3, 1998 |
| Corneal onlays for use in surgical implantation into or onto the cornea of a mammal are described. The corneal onlays according to the invention have an optical axis region with optical characteristics which provide visual acuity therethrough and are comprised of a non-biodegradable non- |
| 5712356 |
Cross-linkable copolymers and hydrogels |
January 27, 1998 |
| The present invention describes novel statistical copolymers and the preparation and possible uses thereof. Copolymers are described that are water-soluble and cross-linkable and that comprise the copolymerisation product of a monomer mixture consisting substantially of a vinyl lactam |
| 5693768 |
Unsaturated carbohydrate derivatives polymers thereof and their use |
December 2, 1997 |
| The present invention relates to polymerisable derivatives of carbohydrates comprising a compound of formula (I)whereinR.sup.1 is a radically polymerisable hydrocarbon group; m, n and p are 0 or 1; Alk is alkylene having up to 10 carbon atoms; R is a diradical, having up to 20 carbon ato |
| 5683993 |
Compositions and methods for stabilizing polymers |
November 4, 1997 |
| Compositions and methods for reducing the decomposition rate of polymeric bioadhesives and viscosity enhancers, such as poly(acrylic acids). The compositions include at least one strong, stable chelating agent, preferably an organophosphorous compound such as diethylene triamine pent |
| 5683709 |
Poly(benzalkonium salt) as an anti-microbial agent for aqueous drug compositions |
November 4, 1997 |
| A package containing an aqueous drug composition containing an insoluble resin comprising benzalkonium salt units in an amount sufficient to inhibit growth of microbes in said aqueous drug solution. Typically, the insoluble resin is a polymer having repeating units of the formula:wherein |
| 5665420 |
Impulse-jet method and apparatus for uniformly dispersing articles in a treatment solution |
September 9, 1997 |
| An apparatus and method for uniformly contacting an article with a treatment solution. Preferred embodiments are methods of uniformly tinting of contact lenses or uniformly surface modifying contact lenses. The method involves suspending the lens in the treatment solution by applicat |
| 5320997 |
Catalytic lens sterilizing system |
June 14, 1994 |
| An appliance for sterilizing contact lenses or the like includes a reaction vessel for containing the lenses in sterilizing contact with hydrogen peroxide solution and two catalytic elements for decomposing the hydrogen peroxide during the lens sterilization. The first catalytic element |
| 5292488 |
Catalyst support assembly for a contact lens sterilizing apparatus |
March 8, 1994 |
| Apparatus is provided for use in the sterilization of contact lenses or the like, wherein lenses are disposed within a sterilizing solution contained within a reaction vessel, which sterilizing solution is capable of being decomposed through contact with a catalytic agent. The apparatus |
| 5275784 |
Method for the sterilization of contact lenses |
January 4, 1994 |
| Contact lenses are disinfected in a method including treating the contact lenses with an aqueous system of hydrogen peroxide in the presence of a hydrogen peroxide decomposition catalyst, and heating the system in order to accelerate decomposition of the hydrogen peroxide. In a preferred |
| 5250266 |
Contact lens case venting system |
October 5, 1993 |
| An appliance for disinfecting contact lenses or the like wherein the lenses are disposed within a disinfecting solution which liberates the gas during the disinfecting action, includes a container body for immersion of the lenses within the disinfecting solution and a removable cap closi |
| 5196174 |
Apparatus for sterilizing contact lenses |
March 23, 1993 |
| Apparatus is provided for use in the sterilization of contact lenses or the like, wherein lenses are disposed within a sterilizing solution contained within a reaction vessel, which sterilizing solution is capable of being decomposed through contact with a catalytic agent. The apparatus |
| 5089240 |
Catalytic lens sterilizing system |
February 18, 1992 |
| An appliance for sterilizing contact lenses or the like includes a reaction vessel for containing the lenses in sterilizing contact with hydrogen peroxide solution and two catalytic elements for decomposing the hydrogen peroxide during the lens sterilization. The first catalytic element |
