Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 6989462 | Synthesis of 2-chloromethyl-6-methylbenzoic ester A process is described for preparing compounds of formula (I) where R is H, optionally halogen-substituted alkyl, cycloalkyl, aryl, alkyl-aryl or heteroaryl, and, in alkyl and cycloalkyl, one or more CH2 grou... | 01/24/2006 |
| 6963001 | Low shrinkage thermosetting resin compositions and methods of use therefor In accordance with the present invention, there are provided thermosetting resin compositions with a reduced propensity to shrink in volume upon cure and methods of use therefor. The compositions of the present invention include compounds having aromatic, rigid-rod ... | 11/08/2005 |
| 6753443 | Preparing method of chiral ester The present invention relates to a process for preparing a chiral ester according to the formula (100): by reacting (i) a racemic alcohol, (ii) a selected ruthenium complex to activate racemization of the racemic alcohol... | 06/22/2004 |
| 6512136 | Substituted 2-phenyl-1-(3,4-dihydroxy-5-nitrophenyl)-1-ethanones, their use in the treatment of some central and peripheral nervous system disorders and pharmaceutical compositions containing them New compounds of formula I are described ##STR1## The compounds have potentially valuable pharmaceutical properties in the treatment of some central and peripheral nervous system disorders, where a reduction in the O-methylation of catecholamines may be o... | 01/28/2003 |
| 6440328 | Preparation of acrylated liquid-crystalline compounds The invention relates to a one-step process for the preparation of acryloyl group-containing liquid-crystalline monomers of the general formula (1) (Z--Y1 --A2 --Y2 --)m M(--O--A1 -acrylate)n (1... | 08/27/2002 |
| 6436991 | Composition and method containing products extracted from Commiphora sp. for prevention and treatment of abnormal cell growth and proliferation in inflammation, neoplasia and cardiovascular disease Ferulate compounds derived from extracts from the plant Commiphora wightii are used in compositions and methods for prevention and treatment of abnormal cell growth and proliferation in inflammation, neoplasia and cardiovascular disease.... | 08/20/2002 |
| 6242636 | Liquid crystal compounds, mixtures and devices An electoclinic device having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, a layer of a smectic liquid crystal material enclosed between the cell walls, where the liquid crysta... | 06/05/2001 |
| 6242637 | Substituted heterocylic compounds, method of preparing them and pharmaceutical compositions in which they are present The invention relates to compounds of the formula ##STR1## in which: A is a divalent radical selected from: A1) --O--CO-- A2) --CH2 --O--CO-- A3) --O--CH2 --CO-- A4) --O--CH2 --CH2 | 06/05/2001 |
| 6040470 | Sulfonyl compound and thermalsensitive recording medium using the same There is provided a developer composition including at least one of sulfonyl compounds represented by formula (1) and at least one of sulfonyl compounds represented by formula 2: ##STR1## wherein X is H or lower alkyl, R1, R2, R... | 03/21/2000 |
| 6030546 | Trans-olefin compounds, method for production thereof, liquid crystal composition containing the same as active ingredient, and liquid crystal element using said composition The present invention relates to trans-olefin compounds represented by the general formula (1) useful as an ingredient of liquid crystal composition, trans-olefin compounds useful as intermediate of pesticides, medical drugs, liquid crystal materials and ... | 02/29/2000 |
| 5976408 | Acrylonitrile derivative, liquid crystal composition, and liquid crystal display device An acrylonitrile derivative expressed by the following general formula I, a composition comprising the derivative and having an improved viscosity and optical anisotropy, and a liquid crystal display device: ##STR1## wherein rings A1 to A | 11/02/1999 |
| 5851427 | Photocross-linkable naphthyl derivatives Photocross-linkable naphthyl derivatives include compounds of the formula: ##STR1## wherein R1 and R2 each independently signify a cross-linkable group; S1 and S2 signify --(CY2)m -, --O(CY... | 12/22/1998 |
| 5820785 | Fluoroalkylethnyl- and difluoroalkylethynylbenzenes, and their use in liquid-crystal mixtures Disclosed are derivatives of fluoroalkylethynyl- and difluoroalkylethynylbenzenes of the formula (I) herein. These compounds exhibit useful properties as liquid crystal compounds and are useful in nematic liquid crystal mixtures.... | 10/13/1998 |
| 5800733 | Photo cross-linkable liquid crystal derivatives The present invention is concerned with photo cross-linkable liquid crystalline compounds in the formula ##STR1## wherein for example: A,B,C,D,E,F independently is pyridine-2,5-diyl, pyrimidine-2,5-diyl, trans-1,4-cyclohexylene, trans-1,3-dioxane-2,5... | 09/01/1998 |
| 5800734 | 1-fluorocyclohexene-difluorophenyl derivatives A compound of the formula ##STR1## wherein R is C1 -C7 alkyl or C2 -C12 alkenyl; rings A and B each independently are 1,4-phenylene, trans-1,4-cyclohexylene or trans-1,3-dioxane-2,5-diyl; Z1 is a sing... | 09/01/1998 |
| 5792762 | Dihydrobenzofluorene compounds, intermediates, compositions and methods The invention provides dihydronaphthofluorene compounds, formulations, and methods of inhibiting bone loss or bone resorption, particularly osteoporosis, and cardiovascular-related pathological conditions.... | 08/11/1998 |
| 5750577 | Chromotropic acid-formaldehyde and 1-naphthol-formaldehyde polymeric compounds Novel medicinally-useful compounds are provided herein. These compounds include isomeric cyclic tetramers of formaldehyde and 1-naphthol, and the derivatives or analogues of such cyclic tetramers, and linear oligomers of chromotropic acid, or its derivati... | 05/12/1998 |
| 5741438 | Optically active biphenyl derivative, process for preparation thereof, liquid crystal composition containing the same as an effective component, and liquid crystal element using the same Optically active biphenyl derivatives including optically active biphenyl carboxylic acid derivative, hydroxybiphenyl derivative, alkoxybiphenylalkanol derivative and alkoxybiphenylalkanol derivative have the following structural formula: ##STR1## ... | 04/21/1998 |
| 5571449 | Partially fluorinated benzene derivatives Partially fluorinated benzene derivatives of the formula I ##STR1## in which R, A1, A2, Z1, Z2, L1, L2 and m are as defined in claim 1, are suitable as components of liquid-crystalline ... | 11/05/1996 |
| 5447659 | Optically active benzene derivatives, process for producing the same and liquid-crystalline substances containing said derivatives as active ingredient and optical switching elements Disclosed are novel active benzene derivatives represented by the general formula (I): ##STR1## (wherein X represents --CCO--, --OCO--, --CH2 C-- or --OCH2 --; A represents a hydrogen atom, a halogen atom or an alkyl or alkoxyl ... | 09/05/1995 |
| 5386017 | Alkenes for producing chemiluminescent 1, 2-dioxetane compounds Novel alkenes leading to light producing 1,2-dioxetanes of the formula ##STR1## wherein ArOX is an aryl ring substituted with an X oxy group and A are passive organic groups which allow the 1,2-dioxetane to produce light when triggered by removing X.... | 01/31/1995 |
| 5374376 | Optically active aromatic compounds, preparation process therefor, liquid crystal materials and a light switching element Disclosed are herein optically active aromatic compounds represented by the formula (I): ##STR1## wherein X represents --COO-- or --OCO--; Y represents --COO--, --OCO-- or --O--; R2 represents an alkyl or alkoxyalkyl group having 1 to 20 ... | 12/20/1994 |
| 5338484 | Optically active benzene derivatives, process for producing the same and liquid-crystalline substances containing said derivatives as active ingredient and optical switching elements Disclosed are novel active benzene derivatives represented by the general formula (I): ##STR1## (wherein X represents --COO--, --OCO--, --CH2 O-- or --OCH2 --; A represents a hydrogen atom, a halogen atom or an alkyl or alkoxyl ... | 08/16/1994 |
| 5334766 | Process for the resolution of racemic diphosphine oxides A process for the resolution of racemic diphosphine oxides into the optically active antipodes by reacting the racemate with a resolving agent comprising using a carbamate or thiocarbamate of an optically active -hydroxycarboxylic acid or -a... | 08/02/1994 |
| 5328643 | Optically active compounds, liquid crystal composition containing said compounds, and liquid crystal optical modulator using said composition The invention relates to optically active compounds represented by the general formula I ##STR1## wherein R1, R2, R3, R4, Q1, Q2, Q3, and M are defined as in the specificati... | 07/12/1994 |
| 5306837 | Intermediates for an optically active cyclobutane nucleoside Novel intermediates useful in the preparation of the optically active antiviral compound [1R-(1,2ଲ,3)]-2-amino-9-[2,3-bis(hydroxymethyl)cyclobut yl]-1,9-dihydro-6H-purin-6-one are described.... | 04/26/1994 |
| 5290793 | Dihydrocaffeic acid derivatives and pharmaceutical preparation containing same Dihydrocaffeic acid derivatives are here disclosed which are applicable as medicines having excellent absorbency in the case of oral administration and good concentration retention in blood. The disclosed compounds have the function to induce the production an... | 03/01/1994 |
| 5177112 | Substituted 2-aminotetralins Certain novel compounds having the structural formula ##STR1## wherein R2, R3 and R4 are each selected from the group consisting of H and OA; A is H or is selected from the group consisting of hydrocarbyl radicals, e.... | 01/05/1993 |
| 5175342 | Esters of 3-demethylthiocolchicine and n-acyl analogs The present invention relates to esters of 3-demethylthiocolchicine and N-acyl analogs thereof having the following formula: ##STR1## wherein R is O-CO-alkyl, O-CO-CH2 Oalkyl, O-CO-Phenyl, O-COOalkyl; the alkyl group having from 1 to 4 car... | 12/29/1992 |
| 5167863 | Optically active compound, liquid crystal composition containing said compound, and liquid crystal optical modulator using said composition There are disclosed an optically active compound represented by the general formula: ##STR1## wherein n, R1, R2, R3, R4, Q1, Q2, Q3, and M are defined as in the detailed exp... | 12/01/1992 |
| 5151414 | Phenoxyethyl amine compounds active on the cardiovascular system Compounds of formula ##STR1## (wherein R, R1, R2, R3, n, m and p have the meanings reported in the specification), their preparation and the compositions for pharmaceutical use containing them as active ingredient are... | 09/29/1992 |
| 5137653 | Alkanoyl ester compounds and their intermediates and method of producing the same This invention provides a novel alkanoyl ester compound represented by general formula (I): ##STR1## (wherein A is of --, --O--, ##STR2## B is ##STR3## l and m are 1 or 2 provided that both are not simultaneously 2, k and n are an... | 08/11/1992 |
| 5133896 | Cyanohyorin derivatives and their use in liquid crystal materials and devices Novel cyanohydrin derivatives of general formula (I) wherein R1 is hydrogen, alkyl, alkoxy, perfluoroalkyl or perfluoroalkoxy, R2 is alkyl, r is 1 to 10, n and m are 0 or 1, provided if both n and m are 0 then X is (II) or (III), whe... | 07/28/1992 |
| 5130048 | Ferroelectric liquid crystal compositions containing chiral haloalkoxy tails units The subject application discloses a chiral nonracemic composition of the general formula: R1 --Ar--O--CH2 --C*HX--C*HY--CH2 --O--R2 wherein R1 is an achiral tail of two to sixteen carbons; Ar is an achiral... | 07/14/1992 |
| 5130050 | Liquid crystal compound A new tetrastable liquid crystal is provided which is useful for display and switching devices. The liquid crystal has the formula ##STR1## where R1 is a C5-18 alkyl group and R2 is a C4-15 alkyl group and ... | 07/14/1992 |
| 5124070 | Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element Disclosed are herein optically active ester derivatives represented by the formula (I): ##STR1## (wherein R1 represents an alkyl group having 3 to 20 carbon atoms; R2 represents an optically active alkyl or alkoxyalkyl group hav... | 06/23/1992 |
| 5116869 | 2-substituted-2-cyclopentenones 2-Substituted-2-cyclopentenones represented by the formula (I): ##STR1## wherein A is a hydroxyl group or ##STR2## and B is a hydrogen atom or A and B are bonded together to form one bonding arm; R1 represents a substituted or unsubst... | 05/26/1992 |
| 5100579 | Polyphenyl-based ester compounds and liquid crystal compositions containing same Polyphenyl-based liquid crystal compounds represented by the following general formula (1) and liquid crystal composition containing the same: ##STR1## wherein R1 represents a straight or branched C1-18 alkyl group, haloalkyl gr... | 03/31/1992 |
| 5098602 | Novel halogen-containing ester compounds, and their intermediates, and method of producing the same as well as liquid crystal compositions containing the same and light switching elements This invention provides a novel halogen-containing ester compound represented by the following general formula (I): ##STR1## (wherein R is an alkyl group, A is selected from a single bond, --O--, --COO-- and --CO--, both of X and Y are halogen atoms ... | 03/24/1992 |
| 5070106 | Compounds active on the cardiovascular system Compounds of formula ##STR1## (wherein R, R1, R2, R3, n, m, and p have the meanings reported in the specification), their preparation and the compositions for pharmaceutical use containing them as active ingredient ar... | 12/03/1991 |
