Bizarre Patents
Cloaking System Using Optoelectronically Controlled Camouflage
A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.
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| Number | Title | Issue Date |
| 5010071 | Androstane derivatives Androstane derivatives of the general Formula I ##STR1## in which R1 represents a hydrogen atom or a methyl group, X and Y each mean hydrogen atoms or together a carbon-carbon bond, and R2 symbolizes a hydrogen atom or an alkyl group with... | 04/23/1991 |
| 5010077 | ଲ-carbolin-3-carboxylic acid derivatives useful for treating anxiety and related disorders A ଲ-carbolin-3-carboxylic acid derivative of the formula ##STR1## wherein: X is oxygen, sulphur or NR10, wherein R10 is hydrogen, C1-6 -alkyl, C1-6 -alkenyl, C3-7 -cycloalkyl or C3-7 ... | 04/23/1991 |
| 5010194 | Method for the resolution of folinic acid A method for the resolution of (6R,S)-folinates into their diastereomers, comprising adding a water-soluble alkali metal, ammonium or alkaline earth metal salt of an inorganic or organic acid to an aqueous solution of a salt of (6R,S)-folinic acid, removi... | 04/23/1991 |
| 5010065 | Cyclodextrin clathrates of 5-cyanoprostacyclin derivatives and their use as pharmaceutical agents The invention relates to cyclodextrin clathrates of 5-cyanoprostacyclin analogs.... | 04/23/1991 |
| 5008365 | Process for the manufacture of urea-formaldehyde resins containing melamine A process for the preparation of a urea-formaldehyde resin exhibiting reduced gel time and improved stability, wherein the resin contains not more than 10% melamine, which is added during the first stage of the reaction with the other reactants, and where... | 04/16/1991 |
| 5008000 | Cracking catalyst for hydrocarbon charges comprising an offretite, a zeolite and a matrix The cracking catalyst of the invention contains: (a) 20-95% by weight of at least one matrix, selected from the group consisting of alumina, silica, magnesia, clay, titanium oxide, zirconia, combinations of at least two of these compounds and alumina-boron oxi... | 04/16/1991 |
| 5007955 | Cationic herbicides A cationic herbicidal composition which contains as an active ingredient a quaternary ammonium salt of the general formula: ##STR1## wherein R1 is an alkyl or alkenyl group of up to 22 carbon atoms; R2 and R3 each is ... | 04/16/1991 |
| 5006655 | Process for the preparation of tetrahydrofolates For the preparation of 5,10-methenyl-(6R)-, 5-formyl-(6S)- or 5-methyl-(6S)-tetrahydrofolic acid or salts thereof, 5,10-methenyl-(6R,S)-tetrahydrofolic acid, the inner salt thereof or one of the salts thereof with strong acids is subjected to diastereomer... | 04/09/1991 |
| 5005853 | Ski The ski comprises (8,9) an intermediate layer between a top surface layer and a running surface. The intermediate layer comprises elements which have a parallelogram-shaped cross section and are inclined relative to the longitudinal center plane of the sk... | 04/09/1991 |
| 5004835 | Substituted dicarboxylic acid-bis(3,5-dicarbamoyl-2,4,6-triiodoanilides), process for their production as well as X-ray contrast media containing them The invention relates to new substituted dicarboxylic acid-bis(3,5-dicarbamoyl-2,4,6-triiodoanilines), of general formula I ##STR1## in which R1 means a hydrogen atom, a C1 -C4 alkyl radical or R2, wherein ... | 04/02/1991 |
| 5004789 | Resin compositions based on phenolic resins Compositions of phenolic resins, for example, phenol formaldehyde resins, containing an additive of triethanolamine borate or an amine/oxygen-containing boron derivative mixture, e.g., triethanolamine and boric anhydride, are particularly useful for the m... | 04/02/1991 |
| 5004752 | Novel 9-haloprostaglandins, processes for their preparation, and their use as medicinal agents The invention relates to 9-halo-15-cycloalkyl prostaglandin derivatives of Formula I ##STR1## wherein R1 is hydrogen or methyl, R2 is fluorine or chlorine, n is 0 or 1, and, if R1 is hydrogen, the salts thereof with physio... | 04/02/1991 |
| 5003731 | Belt conveyor system for a conveyor belt fashioned as a braided web A belt conveyor system comprises a conveyor drive and support and a conveyor belt fashioned as a braided web. In order to be able to utilize, independently of the conveyor drive and support any desired braided webs for transporting any desired items in va... | 04/02/1991 |
| 5004737 | Quaternary ammonium-substituted sterol derivatives The present invention relates to a novel quaternary ammonium-substituted sterol derivative of the following formula: ##STR1## wherein Q represents an anion of a strong inorganic acid, A represents an oxygen, R1, R2, R3 | 04/02/1991 |
| 5002925 | Isopropyl 1-amino-4-m-toluidinoanthraquinone-2-carboxylate, cyan composition for sublimation transfer record and cyan composition for color toner containing it Disclosed are a novel compound represented by the formula ##STR1## a composition for sublimation transfer record containing the above-mentioned compound, and a composition for color toner containing the above-mentioned compound.... | 03/26/1991 |
| 5000881 | Polymerizable organosilane compound A novel organosilane compound having polymerizability is disclosed which is a vinyl ω-triorganosilyl n-undecanoate of the formula CH2 .dbd.CH--O--CO--(--CH2 --)10 --SiR3, in which R is an alkyl group having 1 t... | 03/19/1991 |
| 5000936 | Methods for locally-treating allergic disorders with pharmaceutical preparations containing N-acetyl-aspartyl glutamic acid or its salts Pharmaceutical preparations with anti-allergic activity for local administration, which contains, a pharmaceutically acceptable salt of N-acetyl-(alpha, beta)-aspartyl glutamic acid in the form of ophthalmic preparations, nasal solutions, bronchial aeroso... | 03/19/1991 |
| 5001202 | Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives modifying the properties of petroleum middle distillates when cold Polymer of average molecular weight ranging from 400 to 20 000 comprising amino substituted groups in its molecule and resulting from the reaction of at least one compound with a primary amine function having 1 to 60 carbon atoms with an unsaturated polye... | 03/19/1991 |
| 4999455 | Acrylic derivative of urea New acrylic derivative of urea: monomethylolacrylamidomethyleneurea. Preparation process, according to which acrylamidomethyleneurea is reacted with formaldehyde. Application to the manufacture of additives suitable for use in aminoplastic resins.... | 03/12/1991 |
| 4999113 | Selective separation of thiocyanate ions from a scrubbing medium A process is provided for the selective removal of thiocyanate ions from a vanadium-containing loaded scrubbing solution used for oxidative hydrogen sulfide scrubbing. The thiocyanate ions are removed by means of an ion exchanger making reuse of the scrub... | 03/12/1991 |
| 4998583 | Heat transfer equipment Heat transfer equipment is provided having a chamber adapted to contain a bed of free-flowing granular material and a plurality of spirally wound cylindrical tube coils nested together which extend concentrically around a centrally positioned tube collect... | 03/12/1991 |
| 4998378 | Book-type container for raising seedlings The book-type seedling container is provided with shiplap seals extending the full length of the cavity-forming shoulders, without crossover of the shiplap ledges. This shiplap structure is combined with prong-and-socket means pinning the shoulders togeth... | 03/12/1991 |
| 4997910 | Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a titanium-based catalyst The invention relates to a process for condensing at least one epoxide on at least one cyclic anhydride of a dicarboxylic acid in the presence of a catalyst consisting of at least one titanium peroxidic complex of the peroxo type of the A form ##STR1... | 03/05/1991 |
| 4995119 | Protective glove or glove liners A protective glove, for use alone or as a liner for a second type of glove, comprises flexible finger pads adhesively secured within a flexible outer glove, optionally comprising an additional inner thin flexible glove adhesively secured within the finger... | 02/26/1991 |
| 4994492 | Treatment of melanoma using N,N-dimethylglycine This invention relates to a method for inhibiting the metastasis or formation of a melanoma tumor by treating the patient with an effective amount of N,N-Dimethylglycine.... | 02/19/1991 |
| 4994245 | Methods for removing odors from process airstreams After aerating sewage sludge in a composting process, a stream of process air is treated to remove odors therefrom by injecting into the airstream an atomized mixture of dilute sulfuric acid and dilute surfactant to remove ammonia and odorous organic comp... | 02/19/1991 |
| 4994133 | Continuous process for producing reinforced resin laminates A continuous process for producing reinforced resin laminates comprising the steps of impregnating a fibrous substrate with a liquid resin which is free of volatile solvent and is capable of curing without generating liquid and gaseous byproducts, laminat... | 02/19/1991 |
| 4993406 | Device for dampening uncontrolled movement of surgical instruments An inexpensive and disposable stabilizing support for surgical instruments is configured for use with a speculum, or the like. The support includes a spring-mounted bridge therein having a plurality of grooves in which a surgical instrument rests during m... | 02/19/1991 |
| 4992556 | Process for the preparation of indigo compounds An indigo compound is prepared by reacting an indole compound unsubstituted at the 2- and 3-positions with an organic hydroperoxide, preferably in the presence of a metallic compound catalyst capable of catalyzing the oxidation of the carton atom at the 3... | 02/12/1991 |
| 4992400 | Cracking catalyst for hydrocarbon charges comprising an offretite, a zeolite and a matrix The cracking catalyst of the invention contains: (a) 20-95% by weight of at least one matrix, selected from the group consisting of alumina, silica, magnesia, clay, titanium oxide, zirconia, combinations of at least two of these compounds and alumina-boron oxi... | 02/12/1991 |
| 4992520 | Method for preparation of polysilanes High molecular weight polysilanes are prepared using highly non-chain-transferring solvents. Certain alloys of sodium can also be used to advantage with such solvents. The high molecular weights are achievable even in the commercially preferred "normal" a... | 02/12/1991 |
| 4991233 | Garment with indicia A shirt is configured as a novelty item and includes first and second indicia on the front panel thereof wherein the indicia are related to one another in meaning. The second indicia is covered by a flap which is readily movable by a person other than the... | 02/12/1991 |
| 4990561 | Wax composition and preparation method thereof A wax composition prepared by polymerizing a mixture of at least one macromonomer selected from methylpolysiloxane(meth)acrylate macromonomers containing one (meth)acryl group and three of more methylsiloxy groups in a molecule with one or more of a vinyl... | 02/05/1991 |
| 4990552 | Flame retardant silicone oil composition A silicone oil used, for example, as an electric insulation oil can be imparted with greatly increased flame retardancy when it is compounded with a soluble platinum compound, e.g., chloroplatinic acid, and an alkynyloxy, e.g., ethynyloxy, containing comp... | 02/05/1991 |
| 4990397 | Unsaturated polyester resin compositions and electrical laminates made therefrom An unsaturated polyester composition is provided comprising an unsaturate polyester component, a cross-linking monomer and as a modifier of the resin a polyoxyalkylene alcohol at least partially esterified with a polymerizable unsaturated carboxylic acid.... | 02/05/1991 |
| 4989608 | Device construction and method facilitating magnetic resonance imaging of foreign objects in a body Device construction facilitating the visibility of a device when inserted into a body being subjected to magnetic resonance imaging having a member adapted to be inserted into the body. The member carries material exhibiting a characteristic under magneti... | 02/05/1991 |
| 4989363 | Bulk material treatment and apparatus Process and apparatus for protecting or preserving stored commodities, in particular bulk commodities such as agricultural produce, e.g. grain, against deterioration by pest action, comprising the introduction into and maintenance in the commodity in a su... | 02/05/1991 |
| 4989430 | Latch mechanism A latch mechanism for a door or the like includes first and second rotatable latch operating members which operate a latching bolt or the like. An axially movable square section spindle extends through complementary holes in both members. In an engaged po... | 02/05/1991 |
| 4988626 | On-line test and analysis process to establish a material balance of a chemical reaction An analysis process is provided for the determination of a complete material balance of a chemical reaction, especially useful in the studies of catalyst activity. A complete material balance is obtained by determining the output flow from a reactor at th... | 01/29/1991 |
| 4988431 | Process for performing catalytic reactions A process for performing catalytic reactions with intensive heat of reaction, in which a reaction mixture is conducted through a catalyst bed, from which the reaction heat is removed or to which it is fed by indirect heat exchange with a heat exchange med... | 01/29/1991 |
