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Patent Searching and Data


Matches 751 - 800 out of 6,553

Document Document Title
WO/1993/020730A1
The invention concerns a device for the safe keeping of contact lenses, the device having a main body (2) on which is located a container (8) designed to house the contact lenses. The container (8) has at least one reservoir (30 or 32) d...  
WO/1993/017720A1
A method of disinfecting plastic or rubber contact lenses comprises immersing, for a period of time sufficient to result in disinfection, the contact lenses in a solution containing a chlorine-releasing agent, wherein the amount of chlor...  
WO/1993/017725A1
A liquid treatment system receives untreated liquid from a pressurized source and outputs treated liquid on demand. An ozone containing gas from a generator is combined with untreated liquid to accomplish the desired treatment before the...  
WO/1993/017722A1
A small compressor (13) pumps air through a closed chamber (28) in which the air is exposed to ultraviolet radiation from a u.v. lamp (31) to transform some of the oxygene to ozone. The resulting ozone-containing gas is directed into a s...  
WO/1993/017721A1
This invention relates to the use of catalase-R from Aspergillus niger. Specifically, it has been discovered that catalase-R is superior in performance when compared to commercially available catalase preparations in the neutralization o...  
WO/1993/016736A1
A method for signaling a lens user when the user's lenses are overworn. The lenses have applied a handling tint, and the lenses are disinfected in an oxidant solution. The amount of tint added to the lens is such that after soaking the l...  
WO/1993/015772A1
A process for disinfecting soft contact lenses includes introducing disinfecting solution (37) into a vessel (10) that is at least partially formed of material transparent to microwave electromagnetic radiation, and placing the contact l...  
WO/1993/013447A1
Methods are provided for fitting an eyeglass frame to a wearer. The methods include the steps of providing frames which have been classified into predetermined temple to temple size ranges based on the temple to temple frame sizes of the...  
WO/1993/007526A1
A device (10) for cleaning contact lenses has a soft tip applicator (20) affixed to a container (12) of lens cleaning solution and is used to apply the solution to the lenses. A cap (25) having threads (26) is adapted to engage threads (...  
WO/1993/006948A1
A cleansing and sterilization mechanism which is usable on contact lenses, surgical instruments, dental tools, and other items which require regular cleansing and sterilization. Using ozone (58) as the cleansing and sterilization medium,...  
WO/1993/004706A1
A composition and method useful to quickly and effectively indicate whether a functional component such as catalase has been added to a clear solution such as a hydrogen peroxide solution involves compounding with the functional componen...  
WO/1993/003410A1
Device for cleaning optical parts, including a bottle (10) provided with a pump (11) for spraying liquid and having on a portion (14) of its height a cross-section smaller than that of its sliding confinement case (13). On said smaller c...  
WO/1993/002466A1
A contact lens cleaning and disinfecting system is formed as a compact unit with an upper housing portion (1) containing a UV lamp and a lower base portion (2) containing a cleaning/disinfecting chamber (15, 16) which is filled with sali...  
WO/1992/022508A1
(a) A process for emission-free cleaning of precision optics consists of: pretreatment consisting of cleaning in a bath containing buffered tapwater to which tensides are added as a wetting agent, including circulation and very fine filt...  
WO/1992/021999A1
A field test apparatus is disclosed which is interactive both in the automated positioning of trial lenses (used to correct the patient's focal distance to the tester hemispherical projection screen) as well as providing automatic gaze d...  
WO/1992/021049A1
Methods and compositions for inhibiting the formation of proteinaceous and/or lipid deposits on a contact lens are disclosed. In one embodiment, the present method comprises contacting a contact lens being worn in a mammalian eye with at...  
WO/1992/017571A1
Novel catalase is obtained from strains of $i(Scytalidium) and $i(Humicola), two genera not previously reported to produce catalase. This novel catalase has better stability at high pH and temperature than known catalases.  
WO/1992/017579A1
The fermentation and isolation of a novel alkaline protease, protease 3733 is described. This enzyme has the properties of an elastase and a serine protease. This enzyme is produced by a newly discovered alkalophilic Bacillus sp. IAM 011...  
WO/1992/016241A1
A batch liquid purifier (10) using a reservoir (11), an ozone generator (15), and a pumping system (20) is arranged for contacting the liquid with an ozone containing gas so that it is purified either during a direct outflow to a purifie...  
WO/1992/012737A1
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 mechanically agitating the system in order to...  
WO/1992/011876A1
The present invention covers a method for disinfecting a contact lens comprising contacting the lens with an isotonic aqueous solution comprising 0.6 to 2 weight percent tromethamine (preferably 0.8 to 1.5 percent) for a time sufficient ...  
WO/1992/011041A1
Compositions, and methods useful for making such compositions and for using such compositions, which are useful to destroy hydrogen peroxide in a liquid aqueous medium, such as that used to disinfect contact lenses, are disclosed. The co...  
WO/1992/010110A1
An apparatus (10) for storing and cleaning an element is disclosed. The apparatus (10) includes a fluid containing receptacle (12) having an open top and a cap (14) having at least one opening therethrough for removably closing off the o...  
WO/1992/009942A1
An appliance (10) for disinfecting contact lenses (24) wherein the lenses are disposed within a disinfecting solution (28) which liberates gas (A) during the disinfecting action, includes a container body (12) for immersion of the lenses...  
WO/1992/007056A1
Contact lenses are cleaned by contacting the lenses with a composition containing an effective amount of one or more cyclodextrins. The compositions can also be employed at elevated temperatures or may contain suitable antimicrobial agen...  
WO/1992/004098A1
Contact lenses are purified by contact with ozone in a compact system that includes an ozone generator (15), a purifying liquid in a lens chamber (20), and a pumping system (23) for flowing liquid and gas in a way that brings ozone disso...  
WO/1992/003169A1
An appliance (10) for sterilizing contact lenses (22) or the like includes a reaction vessel (12) for containing the lenses in sterilizing contact with hydrogen peroxide solution (18) and two catalytic elements (44, 46) for decomposing t...  
WO/1992/000151A1
An apparatus and method of cleaning or conditioning contact lenses is provided. Lens cleaning or conditioning is accomplished in a pouch (10) having first and second walls (11, 12) between which the contact lens (15) can be inserted alon...  
WO/1991/018081A1
An improved system for rapid disinfection of contact lenses in a convenient and reliable manner is disclosed in which a series of oxidation-reduction reactions are employed. This improved system includes compositions as well as methods o...  
WO/1991/012825A1
A composition and methods useful for making such compositions and for using such compositions to destroy hydrogen peroxide in a liquid aqueous medium, such as that used to desinfect contact lenses, are disclosed. The composition comprise...  
WO/1991/010572A1
An apparatus and method for subjectively determining the proper positioning of progressive power or other corrective lenses are disclosed. The apparatus includes a target (30) such as a small fiber optic (66) or other light source and on...  
WO/1991/010455A1
Light-transmitting contact lenses (14) of Polymethylacrylate, Gas Permeable or Hydrogel materials may be immersed in an aqueous liquid medium (16) contained in a storing and processing device (10), all of which are substantially transpar...  
WO/1991/009522A1
Ophthalmic compositions, such as those used to care for contact lenses, methods of preserving such compositions, and methods for disinfecting contact lenses using such compositions are disclosed. The compositions may comprise an ophthalm...  
WO/1991/009523A1
Ophthalmic compositions, such as those used to care for contact lenses, methods of preserving such compositions, and methods for disinfecting contact lenses using such compositions are disclosed. The compositions may comprise an ophthalm...  
WO/1991/008104A1
Plastic multifocal or progressive lenses are formed from preformed lenses (11) with predetermined lens corrections at the optical centers. A preformed lens is placed against a mold (13) such that the surfaces of the preformed lens and th...  
WO/1991/007192A1
Contact lenses are disinfected by utilizing an N-alkyl-2-pyrrolidone as the microbicide. The efficacy of prior art microbicides such as chlorhexidene gluconate are enhanced by the addition of the pyrrolidones of this invention. The pyrro...  
WO/1991/003794A1
A three-axis, computer controlled apparatus (10) for edging optical lenses maps the surfaces of a lens blank (L) along a path defining the shape of the lens to be cut from the lens blank and from which mapping a computer controlled cutti...  
WO/1991/001763A1
A method is disclosed for disinfecting contact lenses with peroxide whereby the usual peroxide neutralization step is eliminated. This is accomplished by carrying out the disinfecting process at a hydrogen peroxide concentration of about...  
WO/1990/014848A1
Apparatus is provided for use in the sterilization of contact lenses or the like, wherein lenses are disposed within a sterilizing solution (32) contained within a reaction vessel (22), which sterilizing solution (32) is capable of being...  
WO/1990/011785A1
The device of the invention comprises a casing (1) and a rotating cover plate (2) on which a holder (5) for the contact lenses to be cleaned is fixed. A push-in guide rod (6) guides the rotating cover plate (2) into position in the casin...  
WO/1990/011786A1
The invention concerns a composition including a core with a catalytic substance for decomposition of hydrogen peroxide to oxygen and water. The composition is characterized by that the core is surrounded by a membrane, which is expandab...  
WO/1990/008604A1
An apparatus (12) for cleaning contact lens (14) includes a cleaning case (10) having a base (16) and a cover (18) pivotally mounted (24) to the base. The base is provided with two spaced-apart domed lower cleaning pad receptacles (22, 2...  
WO/1990/004496A1
A hand tool (10) for use with a spring-hinge type spectales to facilitate removal and replacement of temple screws pivotally connecting apertured hinge ear portions of companion hinge parts mounted on the lens frame and the forwarmost en...  
WO/1990/002535A1
The device is useful for detecting deposits on the surfaces of contact lenses and changes in the material of the contact lenses. It consists of an optically transparent rod-shaped body (1) with two end faces. One end face (2), in which t...  
WO/1990/002496A1
A device for storing and examining contact lenses comprises a body (1) with at least two cavities (2) in each of which one contact lens can be stored. The cavity (2) can be sealed by an air-tight, water-tight lid (3) and has a base speci...  
WO/1989/007091A1
Apparatus and a method for adhering a flexible soft polarizing film (108) to a curved surface (110) of a prescription eyeglass to be made into a polarizing lens is disclosed. The method involves glass-casting, and preformation of the fil...  
WO/1989/006115A1
An ocular telescopic lens system (10) for low-vision conditions such as macular degeneration includes an intraocular lens (11) having a converging lens portion (16) and a diverging lens portion (17), and multiple-element spectacles (12) ...  
WO/1989/006271A1
Degreasing, disinfectant, antistatic, demisting detergent stick for all types of spectale lenses (mineral, organic, composite) comprising oil of copra, sodium and potassium hydroxides, glycerol, water and antibacterial and antistatic add...  
WO/1989/004005A1
A method is disclosed which concerns the treatment for imparting dirtproofness to a plastic lens provided in advance on the surface thereof with an antireflection film formed by vacuum evaporation of an inorganic substance. This method f...  
WO/1989/002232A1
A contact lens disinfection case includes a hollow cylindrical body (2) with two open ends (4, 6) and first and second end caps (8, 10) mounted on the ends (4, 6) of the body to define with the body a fluid-tight housing. A contact lens ...  

Matches 751 - 800 out of 6,553