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Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

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Class 252/600 - RADIATION SENSITIVE


Subclass of Class 252 - Compositions
Definition: Compositions which are designed to be responsive to radiation.
No. of patents: 230
Last issue date: 12/02/2008


1            
NumberTitleIssue Date
7459106Materials, methods, and uses for photochemical generation of acids and/or radical species
The present invention provides compounds and compositions, which include: at least one chromophore having strong simultaneous two-photon or multi-photon absorptivity; at least one acid- or radical-generator in close proximity to the chromophore; such that the single...
12/02/2008
7372530UV curable conductive layers in LC displays
The present invention relates to a display device comprising a substrate, at least one UV curable conductive layer and an imageable layer. The present invention also relates to a display device comprising a substrate, a first transparent conductive layer, a light mo...
05/13/2008
7335899Media for detection of X-ray exposure
The invention relates to An X-ray exposure indicator device comprising a solid X-ray sensitive material that upon X-ray exposure undergoes a chromatic change, wherein the exposure indicator device does not significantly change color when subjected to UV or visible r...
02/26/2008
7316875Photochromic paper with improved bistability
An image forming medium including at least a polymer and a photochromic compound such as spiropyran embedded in the polymer, wherein spiropyran molecules of the spiropyran compound are chelated by a cation. ...
01/08/2008
7288467Wafer processing method
To divide into individual devices efficiently in dicing a wafer without causing quality of the devices to lower, a wafer processing method includes steps of coating a rear surface of the wafer with a resist film, exposing and sensitizing portions of the resist film ...
10/30/2007
7255770Method for laser welding flexible polymers
The present invention concerns methods for joining flexible polymer workpieces using light energy. These methods, referred to as laser welding, can be used to join thermoplastic or thermoset polymers. The laser welding method of the invention is applicable to the cr...
08/14/2007
7227158Stick-on self-indicating instant radiation dosimeter
A dual dosimeter system with (1) a stick-on, self-indicating, instant radiation dosimeter applied onto (2) a conventional radiation dosimeter and/or detector for monitoring high energy radiations, such as X-ray, electrons and neutrons. Radiation dosimeters, such as ...
06/05/2007
7221095Light emitting device and method for fabricating light emitting device
It is an object of the present invention to provide a method for fabricating a light emitting device, in which brightness gradient due to potential drop of a counter electrode can be prevented from being observed and an auxiliary electrode can be formed without incr...
05/22/2007
7198736Conductive silver paste and conductive film formed using the same
A conductive silver paste according to the present invention comprises epoxy resin, flake-shaped silver powders having an average particle diameter of 0.5 to 50 μm, and spherical silver powders, each having its surface coated with organic matter, having an average ...
04/03/2007
7190506Electrochromic device with nanoparticles and UV-absorbers in the protective coating
An electrochromic device which carries a coating comprising at least one UV absorber and nanoparticles is effectively protected against destruction by UV light. ...
03/13/2007
7169877Thermally hardenable and with actinic radiation multicomponent coating materials, adhesives and sealing materials and the use thereof
A process for producing a clearcoat and a multi-component composition. The process comprises applying the multi-component composition to a primed substrate, an unprimed substrate, or a coated substrate. The multi-component composition comprises (A) a binder containi...
01/30/2007
7157507Ultraviolet curable silver composition and related method
A photocurable silver composition is provided which comprises an ultraviolet light curable organic mixture, a photoinitiator, a silver powder, and a silver flake composition. The silver flake composition comprises at least 20% of the weight of the silver powder. The...
01/02/2007
7137720Liquid motion lamp
An improved liquid motion lamp includes a second heat source to reduce warm-up time and a removable base cover to simplify changing a first heat source. The first heat source is preferably a light bulb residing in the base of the lamp, which light bulb provides both...
11/21/2006
7122704Fluoroketone compounds
The present invention relates to new fluoroketone compounds from the groups monobromoperfluoroketones, monohydromonobromoperfluoroketones, (perfluoroalkoxy)monobromoperfluoroketones, (fluoroalkoxy)monobromoperfluoroketones, and monochloromonobromoperfluoroketones. T...
10/17/2006
7112616Two-photon absorbing polymerizable composition and polymerization process thereof
A two-photon absorbing polymerizable composition contains at least a two-photon absorbing compound, a polymerization initiator and a polymerizable compound, the composition being photopolymerizable upon non-resonant two-photon absorption, wherein the two-photon abso...
09/26/2006
7106489Electrochromic device
An electrochromic device comprising a pair of glass, plastic plates or plastic films At least one plate or film, is provided with an electrically conductive coating. At least one plate or film and its conductive coating are transparent and the other may be mirrored....
09/12/2006
7105046Black perylene pigment and process for producing the same
A black perylene-based pigment produced by calcining at least one compound selected from the group consisting of diimide derivatives of perylene tetracarboxylic acid and diimide derivatives of perylene diiminodicarboxylic acid, at a temperature of 200 to 600° C. in...
09/12/2006
7105832Composite solid-state scintillators for neutron detection
Applicant's present invention is a composite scintillator for neutron detection comprising a matrix material fabricated from an inorganic sol-gel precursor solution homogeneously doped with a liquid scintillating material and a neutron absorbing material. The neutro...
09/12/2006
7097304Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
08/29/2006
7097303Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
08/29/2006
7083675Black perylene-based pigment and process for producing the same
A black perylene-based pigment comprising a solid solution obtained by calcining a mixture of at least two compounds selected from the group consisting of anhydrides of perylene tetracarboxylic acid, diimide derivatives of perylene tetracarboxylic acid and diimide d...
08/01/2006
7074840Light adjustable lenses capable of post-fabrication power modification via multi-photon processes
The invention relates to novel photoinitiators and their use in light adjustable compositions. The initiatives comprise two or more multiphoton chromophores linked by a bridging compound. The bridging compound consists of a material that is compatible with the base ...
07/11/2006
7044600Polarizing devices and methods of making the same
Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s...
05/16/2006
7005084Thermoluminescent detector of LiF containing Mg, Cu, Na and Si as dopants and its preparation
The disclosure concerns a pellet type LiF element for a thermoluminescent dosimetry (TLD) and its preparation. More particularly, the disclosure concerns the pellet type LiF element for a thermoluminescent dosimetry (TLD) which includes 0.35˜0.12% by mole of Mg sou...
02/28/2006
6967042UV curable compositions for producing mar resistant coatings and method for depositing same
The present invention discloses an ultraviolet light curable mar resistant composition and method for making such a composition that may be used to produce an mar resistant layer. The disclosed composition does not contain any significant amount of volatile organic ...
11/22/2005
6946628Heating elements deposited on a substrate and related method
A method for making a heating element adhered to a substrate by applying a photocurable composition to a flexible substrate in a pattern having one or more grid lines is provided. The photocurable composition is curable into an electrically conductive layer and vola...
09/20/2005
6916982Synthesis of perylene-porphyrin building blocks and polymers thereof for the production of light-harvesting arrays
The present invention provides methods, compounds, and compositions for the synthesis of light harvesting arrays, such arrays comprising: (a) a first substrate comprising a first electrode; and (b) a layer of light harvesting rods electrically coupled to said first ...
07/12/2005
6906114UV curable silver chloride compositions for producing silver coatings
The present invention discloses an ultraviolet light curable silver chloride compositions and method for making such a composition that may be used to produce a silver coating on a substrate. The disclosed composition does not contain any significant amount of volat...
06/14/2005
6853472Electrolytes for electrooptic devices comprising ionic liquids
Electrolyte solutions of soluble bifunctional redox dyes in molten salt solvent may be used to prepare electrooptic devices with enhanced stability toward ultraviolet radiation. The solvents include lithium or quaternary ammonium cations, and perfluorinated sulfonyl...
02/08/2005
6791738Electrochromic polymers and polymer electrochromic devices
The subject invention pertains to electrochromic polymers and polymer electrochromic devices. In a specific embodiment, two complementary polymers can be matched and incorporated into dual polymer electrochromic devices. The anodically coloring polymers in accordanc...
09/14/2004
6746630Oxygen scavengers independent of transition metal catalysts
The claims are drawn to a method of detecting seal breakage or incomplete seal formation in a package, said method comprising the steps of: (i) providing said package, prior to sealing, with a strip or ring of an indicator comprising an oxygen scavenging composition...
06/08/2004
6746622Oxygen scavenging compositions comprising polymers derived from tetrahydrofurfuryl monomers
Herein is disclosed an oxygen scavenging composition, comprising an oxygen scavenging polymer comprising units having structure I: wherein R is selected from the group consisting of —H and —C1-C6
06/08/2004
6723440Abrasion resistant coating composition and article
The process comprises, (a) adding to a polymerizable composition containing a component A comprising at least one silane compound containing at least one epoxy group and at least two alkoxy groups directly bonded to the Si atom of the molecule or hydrolysate thereof...
04/20/2004
6713000Ultraviolet curable silver composition and related method
A photocurable silver composition is provided which comprises an ultraviolet light curable organic mixture, a photoinitiator, a silver powder, and a silver flake composition. The silver flake composition comprises at least 20% of the weight of the silver powder. The...
03/30/2004
6656651Photoconductive members
A component containing a supporting substrate, and thereover a layer comprised of a alkylimido-monobenzamidazole-perinone-perylene or a bisalkylimido-perinone-perylene of the alternative following formulas ##STR1## wherein each of R1, R2
12/02/2003
6608228Two-photon or higher-order absorbing optical materials for generation of reactive species
Disclosed are highly efficient multiphoton absorbing compounds and methods of their use. The compounds generally include a bridge of pi-conjugated bonds connecting electron donating groups or electron accepting groups. The bridge may be substituted with a...
08/19/2003
6596201Patterning an optical property on an optical element
A method for patterning an optical property on a optical element that includes selectively applying an energy source to an optical element to pattern an optical property thereon. A method is disclosed where the optical element includes metal halide partic...
07/22/2003
6589452Photochemically controlled photonic crystal diffraction
The present invention is related to photonic crystal devices that comprise novel mesoscopic periodic materials which comprise polymerized crystalline colloidal arrays (CCA) and at least one photosensitive component. Preferably, the photosensitive componen...
07/08/2003
6537497Method and composition for detecting ignitable liquids
The invention discloses a composition and method of absorbing and/or detecting the presence of ignitable liquids. The composition includes a hydrophobic polymer, a hydrophobic long-chain carboxylic acid and, optionally, a hydrophobic solvent indicator dye...
03/25/2003
6509389UV curable compositions for producing mar resistant coatings and method for depositing same
The present invention discloses an ultraviolet light curable mar resistant composition and method for making such a composition that may be used to produce an mar resistant layer. The disclosed composition does not contain any significant amount of volati...
01/21/2003
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