Bizarre Patents
A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5336477 | Process for producing a composite alkali metal oxide There is provided a composite oxide represented by the formula iR2 O.jAl2 O3.kTiO.sub.2.mSiO.sub.2.nH.sub.2 O wherein R denotes an alkali metal, i is 0.3 to 1, k is 0 to 0.9, j+k=1, m is 7 to 70 and n is 0.2 to 0.4, said composite o... | 08/09/1994 |
| 5262142 | Composite oxide of formula R2 O.Al2 O3.TiO.sub.2.SiO.sub.2.H.sub.2 O, where R is an alkali metal There is provided a composite oxide represented by the formula iR2 O.jAl2 O3.kTiO.sub.2.mSiO.sub.2.nH.sub.2 O wherein R denotes an alkali metal, i is 0.3 to 1, k is 0 to 0.9, j+k=1, m is 7 to 70 and n is 0.2 to 0.4, said composite o... | 11/16/1993 |
| 5260476 | Diacrylate compounds There is provided a curable composition for dental restoration comprising a vinyl monomer containing not less than 30% by weight of an acid group-containing vinyl monomer represented by the formula ##STR1## wherein R1 's may be the same or... | 11/09/1993 |
| 5214116 | Resin derived from sulfur-containing unsaturated compound and having a high refractive index There is provided a resin having a high refractive index. The resin is a polymer comprising units derived from a sulfur-containing unsaturated compound. The present invention also provides novel sulfur-containing unsaturated compounds which in useful in t... | 05/25/1993 |
| 5171763 | Curable composition There is provided a curable composition for dental restoration comprising a vinyl monomer containing not less than 30% by weight of an acid group-containing vinyl monomer represented by the formula ##STR1## wherein R1 's may be the same or... | 12/15/1992 |
| 5166107 | Process for preparation of anorthite sintered body Disclosed is a process for the preparation of an anorthite sintered body, which comprises preparing a formed body of at least one powder selected from the group consisting of (i) a calcium type zeolite having an SiO2 /Al2 O3 | 11/24/1992 |
| 5156498 | Method for controlling moisture content of silica powder A method for controlling a moisture content of a silica powder, which comprises contacting a fluid-flowing silica powder with a steam in a vessel, for example, a pipeline for transportation by air that connects a hopper for storing of a silica powder and ... | 10/20/1992 |
| 5130058 | Photochromic compound, process for production thereof, use thereof and composition containing said photochromic compound A photochromic compound represented by the following general formula [I] ##STR1## wherein ##STR2## represents a divalent aromatic hydrocarbon group or a divalent heterocyclic group each of which may have a substituent, R1 represents ... | 07/14/1992 |
| 5063183 | Sinterable aluminum nitride composition, sintered body from this composition and process for producing the sintered body A process for producing a sintered body of aluminum nitride, which comprises (1) forming a raw molded article from a homogeneous mixture of (A) a fine powder of aluminun nitride, and (B) a sintering aid composed substantially of (a) at least one halogen compou... | 11/05/1991 |
| 5051718 | Thermistor element and gas sensor using the same A thermistor element composed substantially of a vanadium-containing titania having dissolved therein 0.01 to 10 at. %, based on titanium, of vanadium and optionally 10 at. % or less, based on titanium, of at least one element selected from the group cont... | 09/24/1991 |
| 5051453 | Cement composition Disclosed in a cement composition comprising an unsaturated carboxylic acid polymer and an alkaline earth metal aluminofluorosilicate glass, wherein the alkaline earth metal aluminofluorosilicate glass comprises (a) 50 to 95% by weight of coarse particles... | 09/24/1991 |
| 5049253 | Electrode apparatus for dialysis An electrode is arranged in an integrally formed, seamless, self-supporting tubular ion exchanger, and a liquid supply and discharge mechanism for circulating an electrolyte is arranged in the tubular ion exchanger to construct an electrode apparatus for ... | 09/17/1991 |
| 4983747 | Process for preparation of perfluoro organic compounds Disclosed is a process for the preparation of a perfluoroorganic compound, which comprises fluorinating a partially fluorinated or unfluorinated organic compound having carbon-to-fluorine bonds under mild conditions and then, contacting the resulting reac... | 01/08/1991 |
| 4983304 | Membrane for separation of water-alcohol mixed liquid and process for preparation thereof Disclosed is a membrane for the separation of a water-alcohol mixed liquid by the pervaporation method, which is composed of a chitosan having a molecular weight of 80,000 to 150,000 and a deacetylation degree adjusted to 80 to 95%. This separating membra... | 01/08/1991 |
| 4960678 | Photochromic compounds A compound represented by the following general formula [I] ##STR1## wherein ##STR2## represents a norbornylidene group or an adamantylidene group each of which may have a substituent, and X represents an oxygen atom, the group >N--R2 | 10/02/1990 |
| 4950435 | Process for producing aluminum nitride sintered body A process for producing a sintered body of aluminum nitride, which comprises mixing an aluminum nitride powder with (A) an alkaline earth metal aluminate, or both of (A-1) an oxide or oxide-forming compound of aluminum, and (A-2) an oxide or oxide-forming... | 08/21/1990 |
| 4929317 | Process for preparation of perfluoro organic compounds Disclosed is a process for the preparation of a perfluoro organic compound, which comprises fluorinating a partially fluorinated or unfluorinated organic compound having carbon-to-fluorine bonds under mild conditions and then, contacting the resulting rea... | 05/29/1990 |
| 4923611 | Novel anion-exchange membrane Disclosed is an anion-exchange membrane prepared by subjecting a membrane composed of a resin containing a high-molecular-eight compound having haloalkyl groups chemically bound thereto to ultraviolet radiation or ionizing radiation to thereby decrease th... | 05/08/1990 |
| 4918136 | Adhesive composition Disclosed is an adhesive composition comprising (a) 100 parts by weight of a monomer mixture comprising a vinyl monomer having an acidic group in the molecule and a vinyl monomer copolymerizable with said vinyl monomer, (b) 10 to 500 parts by weight of a ... | 04/17/1990 |
| 4895587 | Haloacetamide compounds, process for production thereof, and use thereof as herbicide A haloacetamide compound of the following formula (I) ##STR1## wherein R1 represents a substituted or unsubstituted C6 -C14 aryl group or a substituted or unsubstituted C3 -C8 heteroaryl group ha... | 01/23/1990 |
| 4882438 | Photochromatic compounds A compound represented by the following general formula [I] ##STR1## wherein ##STR2## represents a norbornylidene group or an adamantylidene group each of which may have a substituent, and X represents an oxygen atom, the group >N-R2,... | 11/21/1989 |
| 4877854 | Curable composition A curable composition comprising an unsaturated polyether having terminal alkenyl groups, a linear or branched siloxane-substituted polyether having terminal polyorganosiloxane residues and at least two Si-H groups in the molecule and a catalyst having pl... | 10/31/1989 |
| 4806219 | Method of double decomposition of neutral salt Disclosed is a simple and convenient method by which a salt typified by sodium chloride, generally a neutral salt, is decomposed by using a three-compartment electrodialysis cell comprising a special ion-exchange membrane to form an acid and an alkali in ... | 02/21/1989 |
| 4803223 | Substituted aminophenyl urea derivatives A substituted aminophenylurea derivative represented by the general formula ##STR1## wherein X1 and X2 are identical or different and each represents a halogen atom, and R represents a substituted or unsubstituted saturated or unsatu... | 02/07/1989 |
| 4802907 | N-substituted chloroacetanilides processes for production thereof, and herbicidal composition comprising the same An N-substituted chloroacetanilide represented by the following formula (I) ##STR1## wherein A represents a member selected from the class consisting of halogen atoms, alkoxy groups having a linear or branched, saturated or unsaturated C1 ... | 02/07/1989 |
| 4801368 | Ni/Sn cathode having reduced hydrogen overvoltage Disclosed is a cathode comprising an active layer composed of a nickel/tin alloy having a nickel content of 25 to 99% by weight, which is formed on the surface of an electrically conductive electrode substrate. When this cathode is used for generating hyd... | 01/31/1989 |
| 4791144 | Microporous film and process for production thereof Disclosed is a microporous polyproplene film comprising a propylene homopolymer, a copolymer of propylene with other copolymerizable monomer or a blend thereof, which has an intrinsic viscosity (η) of 1.9 to 3.0 dl/g, especially 2.0 to 3.0 dl/g, as measu... | 12/13/1988 |
| 4788043 | Process for washing semiconductor substrate with organic solvent Disclosed is a process for washing a semiconductor substrate with an organic solvent, which comprises the first stage of supplying an organic solvent to be used for the organic solvent washing of a semiconductor substrate to a washing device and washing t... | 11/29/1988 |
| 4782100 | Prosthetic composition Disclosed is a prosthetic composition comprising (A) a diester monomer represented by the following formula: ##STR1## wherein R1 stands for an alkylene group having 2 to 6 carbon atoms and R2 stands for an alkyl group having 2 t... | 11/01/1988 |
| 4780422 | Dyed inorganic composite particles and process for production thereof Dyed inorganic composite particles having a mean particle diameter of 0.1 to 10.0 micrometers and a particle dispersibility value of at least 80%, each of said particles consisting of at least three layers comprising a core, a dyed layer on the surface of... | 10/25/1988 |
| 4774275 | Polypropylene composition Disclosed is a polypropylene composition comprising (a) 100 parts by weight of a propylene copolymer, (b) 0.01 to 0.5 part by weight of a heat stabilizer and (c) 0.1 to 10 parts by weight of a diphenyl ether compound represented by the following general f... | 09/27/1988 |
| 4767580 | Process for preparation of porous sheets A porous sheet having a good softness and being excellent in moisture permeability, water resistance and mechanical strength characteristics such as tensile strength and tear strength is obtained by forming into a sheet a composition comprising 100 parts ... | 08/30/1988 |
| 4764497 | Amorphous, spherical inorganic compound and process for preparation thereof Disclosed is an amorphous, spherical inorganic compound having a particle size of 0.1 to 1.0 μm, which comprises as main constituents (1) an oxide of at least one metal selected from the group consisting of metals of the Groups I, II, III and IV of the P... | 08/16/1988 |
| 4755620 | Acrylate compound and composition containing the same Disclosed is an acrylate compound represented by the following general formula: ##STR1## wherein R1 stands for a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, R2 stands for an alkylene group having 2 to 20 carbon ... | 07/05/1988 |
| 4715691 | Electrochromic display using bipolar ion-exchange membrane An electrochromic display composed of a transparent electroconductive membrane, an electrochromic membrane, an ion-exchange membrane and a counter electrode in a laminated structure. The ion-exchange membrane is a bipolar ion-exchange membrane composed of... | 12/29/1987 |
| 4680355 | Process for preparation of fluorine containing polymer films A fluorine-containing polymer film is prepared by flow-casting a fluorine-containing vinyl monomer, which is liquid under polymerization conditions, in the form of a film having a thickness of up to 1 mm and polymerizing the flow-cast monomer.... | 07/14/1987 |
| 4647639 | Monomeric mixture for cured polymeric material used in organic glass A monomeric mixture for a cured polymeric material used as organic glass includes an aromatic di(meth)allyl carbonate (I), an aliphatic di(meth)allyl carbonate (II) and di(meth)allyl carbonate (III) having aromatic and aliphatic moieties. The amount of th... | 03/03/1987 |
| 4642298 | Composite nitride sintered body A composite nitride sintered body consisting essentially of aluminum nitride, boron nitride and at least one metal compound selected from the group consisting of compounds of metals of Groups IIa and IIIa of the periodic table. The composite nitride sinte... | 02/10/1987 |
| 4618592 | Fine powder of aluminum nitride, composition and sintered body thereof and processes for their production A fine powder of aluminum nitride having an average particle diameter of not more than 2 microns and comprising at least 94% by weight of aluminum nitride, at most 3% by weight of bound oxygen and at most 0.5% by weight as metal of metal compounds as impu... | 10/21/1986 |
| 4613643 | Porous sheet A process for the preparation of soft porous sheets, comprises forming into a sheet a composition comprising (i) 40 to 80% by weight of an inorganic filler and (ii) 60 to 20% by weight of a polyolefin type thermoplastic elastomer composition comprising at... | 09/23/1986 |
