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Patent Searching and Data


Matches 401 - 450 out of 17,004

Document Document Title
WO/1999/042177A1
This invention is a radiation delivery source (1) which may be used to deliver a radioactive dose to a site in a body lumen. The source comprises a substrate (10) in the form of a stent (unnumbered), to which is attached a layer (12) of ...  
WO/1999/042163A1
This invention is a thin film radiation source (10) which may be used to deliver a radioactive dose to a site in a body lumen. The source (10) comprises a thin flexible substrate (12), and a layer of radioisotope (16) attached thereto. T...  
WO/1999/038050A1
The application of Lippmann photographs as a unique security device on security documents, such as, e.g. identity cards, passports, credit cards is presented. The recording of such photographs requires a special type of photosensitive fi...  
WO/1999/037602A1
A process for preparing a ferric chelate of an aminopolycarboxylic acid wherein an iron-containing material is reacted with an aminopolycarboxylic acid chelant in the presence of a base, which comprises employing reactants such that the ...  
WO/1999/032934A1
The present invention relates to a photographic processing composition comprising an aqueous alkaline medium including titanium dioxide particles and a stabilizing agent comprising a polymer polymerized from repeating units of styrene an...  
WO/1999/031551A1
Improved one-part concentrated color developing replenishers and methods of preparation thereof comprising a photographically inert single ring heterocyclic amide. The replenisher concentrates are packaged in a single unit which upon dil...  
WO1999008134A3
An ultra-broadband ultraviolet (UV) catadioptric imaging microscope system with wide-range capability. The microscope system, which comprises a catadioptric lens group (128) and a zooming tube lens group (139), has high optical resolutio...  
WO1998021925A3
A method for forming a test object (200) containing a sinusoidal pattern corresponding to a specified exposure distribution function comprises: providing an exposed and processed intermediate photographic film (201) containing a distorte...  
WO/1999/008161A1
The invention relates to an anticopy film comprised of cylindrical hemispheric lenses and related cover beams with a defined shape and design. Covering layers and additional pigments in the beam material ensure optimal covering and trans...  
WO/1999/008134A2
An ultra-broadband ultraviolet (UV) catadioptric imaging microscope system with wide-range capability. The microscope system, which comprises a catadioptric lens group (128) and a zooming tube lens group (139), has high optical resolutio...  
WO/1998/059081A1
The invention concerns a method for separating metal ions absorbed on a resin consisting in: suspending or percolating the cationic exchange resin charged with a polar solvent containing an eluting agent or a mixture of eluting agents co...  
WO/1998/052764A1
The anti-copying film consists of cylindrical concave lenses and covering bars allocated thereto having a defined configuration and defined dimensions. Additional covering layers and pigments in the bar materials provide optimum covering...  
WO/1998/052861A1
An apparatus (1, 22) for opening and emptying a container (17), which container comprises a spigot sealed with a member comprising a seal membrane, comprises a socket (3) adapted for receiving said spigot and for supporting said containe...  
WO1998021625A3  
WO/1998/040787A1
A light-tight, temperature controlled system, controlled by a controller, for processing a photographic film housed in a film cartridge detachably secured upon a spool caddy having a plurality of processing spools mounted thereon, includ...  
WO/1998/040788A1
A method for photographic processing of an exposed photosensitive film wherein a plurality of photographic processing elements comprising a carrier layer and a photographic processing layer containing photographic processing material are...  
WO/1998/040786A1
A spool caddy (1) for use with an optical dry image processor for processing a photographic roll film housed in a film cartridge includes: a plurality of processing spools (80, 90, 100, 110), each containing a reagent laden pad (92) for ...  
WO/1998/029770A1
A grating (12) is induced in the core (14) of a hydrogen-loaded high-germanium-content optical fiber (10) using near-UV (275 nm-390 nm) laser light (40). An interference pattern is generated at the core (14) using a molded polymer phase ...  
WO/1998/028154A1
The present invention is directed to a security document which includes a photochromic security system. The photochromic security system comprises a photochrome and a sensitizer which causes the photochrome to colorize at a wavelength of...  
WO/1998/021925A2
A method for forming a test object (200) containing a sinusoidal pattern corresponding to a specified exposure distribution function comprises: providing an exposed and processed intermediate photographic film (201) containing a distorte...  
WO/1998/021625A2
A method for producing X-ray images, comprising forming an anatomical X-ray image using film having gamma less than 2.0. Preferably, such film is viewed on a film viewer, such as a digital film viewer, in which illumination conditions ca...  
WO/1998/019217A1
The aim of the invention is to produce thin metal coatings and such structures on substrate supports of different structures. The lateral expansion of a metallic coating on each support can be predetermined with micrometer and submicrome...  
WO/1998/019216A1
An improved developer application method and apparatus for use in electronic film development, wherein the developer is applied to a photographic film using controlled, aerial deposition of one or more stream(s) of droplets of one or mor...  
WO/1998/007574A1
An imaging method is provided that includes a tetraarylpolymethine dye, and bleaching this dye by bringing the dye into contact with a 4-alkyl or 4-unsubstituted 1,4-dihydropyridine derivative.  
WO/1998/007572A1
The invention concerns a printed security document which comprises, for example, a background pattern formed from points or lines. In order to protect the document against copying, an object, for example the text 'BEWARE OF FORGERY', is ...  
WO/1998/002787A1
A method for printing photographic quality images downloaded to a printer comprising: providing a light-tight film pack (10) containing photosensitive imaging media (12), having a severable line (22) on a face thereof which defines a fla...  
WO/1998/000756A1
This invention relates to photographic light-sensitive silver halide emulsions wherein the silver grains are spectrally sensitized to near infrared radiation at wavelengths above 700 nm with a particular class of cyanine dyes and to phot...  
WO/1997/048016A1
A method for printing on an exposed polymerised thermoplastic or curable layer of the body of a portable data medium, and a portable data medium, particularly a chip card, comprising a polymerised layer, are disclosed. The method compris...  
WO/1997/045396A1
The invention relates to N-bis- or N-tris-[(1,2-dicarboxy-ethoxy)-ethyl]-amine derivatives having formula (I) where R is H, (a) or (b) and R2 is hydrogen, an alkali metal or an earth-alkali metal. The invention also relates to a method f...  
WO/1997/043690A1
Nitrogen containing 3-heteroaromatic substituted acrylonitrile compounds are useful as co-developers in combination with hindered phenol developers to produce high contrast black-and-white photothermographic and thermographic elements. T...  
WO/1997/042545A1
Photographic silver-halide materials for producing negative images with ultrahard-gradation contrast, which contain a hydrazine compound and a contrast-boosting amino compound and/or phosphonium compound, demonstrate a marked tendency to...  
WO/1997/041485A1
The present invention relates to a photographic film base comprising a transparent support base and a binderless layer of magnetic material coated thereon. According to another aspect, the present invention relates to a color photographi...  
WO/1997/038353A1
Methods and apparatus for rapidly removing stored energy from (i.e., erasing) a reusable photostimulable storage phosphor screen (39) use a sodium vapor lamp (10) which primarily emits yellow light at a wavelength of approximately 589.8 ...  
WO/1997/034195A1
2-Substituted malondialdehyde compounds are useful as co-developers in combination with hindered phenol developers to produce high contrast black-and-white photothermographic and thermographic elements. The photothermographic and thermog...  
WO/1997/030377A1
A process for regenerating spent fixer solution which includes the steps of adding finely particulate zinc, such as zinc dust, to the solution to cause silver dissolved therein to precipitate and removing the precipitate from the solutio...  
WO/1997/029405A1
There is described a photographic system wherein development of an exposed photosensitive element is carried out in the presence of a quaternary pyridinium compound which has a fused 5- to 12-member saturated carbocyclic ring attached to...  
WO/1997/024209A1
A process for creating aesthetically pleasing multicolor designs and patterns in cast materials (6), particularly cementitious materials, which may be used to imitate natural stone in appearance. The process includes the steps of prepari...  
WO1997011406A3  
WO/1997/011409A1
Acrylonitrile compounds are useful as co-developers when used in combination with hindered phenol developers to produce high contrast black-and-white photothermographic and thermographic elements. Acrylonitrile compounds are also useful ...  
WO/1997/011406A2
Hydroxylamine, alkanolamine, and ammonium phthalamate compouds are useful as contrast enhancers when used in combination with (i) hindered phenol developers, and (ii) trityl hydrazide and/or formyl-phenyl hydrazine co-developers, to prod...  
WO/1997/010531A1
A method is described for producing Cinemascope-type motion picture images that have a large aspect ratio (e.g. 2.35 to 1), which enables their high quality projection using moderately priced projection lenses, which produces a steadier ...  
WO/1996/038307A1
Subject of the invention is a process of making films and printing forms to be used for the manufacture of special prints, mainly securities. The subject of the invention is also the films and printing forms which are produced by the pro...  
WO/1996/035142A1
An infrared photosensitive element comprising: a support bearing an infrared radiation-sensitive silver halide material; and an antihalation layer comprising a basic antistatic agent, an acid having a pKa less than 4.2 in an amount equal...  
WO1996021572A3  
WO1996019557A3  
WO/1996/026465A1
A substantially sulfur-free ammonium thiosulfate containing product can be produced by spray drying an aqueous solution containing ammonium thiosulfate and effective stabilizing amounts of both a carbonate component and a sulfite compone...  
WO/1996/025691A1
A thermoplastics sheet having a coloured surface is formed by providing a ribbon (20) of thermoplastics sheet material with a coating of photographic light-sensitive substance, then continuously advancing the ribbon past an exposure stat...  
WO/1996/021572A2
A method of forming a composite image comprises a) illuminating a lamina with light from a master image, the lamina having a first layer sensitive to one colour of light, a further layer sensitive to light of a different colour, and a tr...  
WO/1996/021885A1
Described is a radiation sensitive imaging film containing a heat fixable radiation sensitive element, e.g., a diacetylene, of the formula R-C=C-C=C-R', where R and R' are, e.g., both -CH2-O-CONH-(CH2)5CH3. After exposure to X-radiation ...  
WO/1996/021886A1
There is described a method of processing silver halide photographic material in a processing machine using a developing solution which comprises either a hydroquinone type developing agent or a reductone type developing agent, together ...  

Matches 401 - 450 out of 17,004