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Class 560/136 - Nitrogen in phenolic moiety


Subclass of Class 560 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the phenolic moiety contains nitrogen
No. of patents: 91
Last issue date: 09/06/2011


1      
NumberTitleIssue Date
8013181Preparation of rivastigmine and its salts
There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(−)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
09/06/2011
7683205Process for the preparation of Rivastigmine
The present invention relates to an improved process for preparation of Rivastigmine of formula (I) or pharmaceutically acceptable salts thereof comprising a step of N-methylation of compound of formula (III), wherein R1=R2=H or R1=H...
03/23/2010
7405239Acylhydrazone derivatives and the use thereof in the inhibition, regulation and/or modulation of kinase signal transduction
The invention relates to acylhydrazone derivatives of formula (I), which are SGK inhibitors and can be used for the treatment of diseases and afflictions associated with SGK, such as diabetes, obesity, metabolic syndrome (dyslipidaemia), systematic and pulmonary hyp...
07/29/2008
7385076Process for the preparation of phenylcarbamates
A process for the preparation of compound of formula (I); wherein R1 is hydrogen, linear, branched or cyclic lower alkyl, cyclohexyl, allyl, propargyl or benzyl; R2 is hydrogen, methyl, ethyl or propyl; or R1 and R2 togeth...
06/10/2008
7319160Tetrafluorobenzyl derivatives and pharmaceutical composition for preventing and treating acute and chronic neurodegenerative diseases in central nervous system containing the same
The present invention relates to a tetrafluorobenzyl derivative and a pharmaceutical composition for prevention and treatment of acute and chronic neurodegenerative disease in central nervous system and ophthalmic diseases containing the same. The tetrafluorobenzyl ...
01/15/2008
RE39616Aminoindan derivatives
This invention is directed to compounds of the following formula: wherein when a is 0, b is 1 or 2; when a is 1, b is 1, m is from 0-3, X is O or S, Y is halogeno, R1 is hydrogen C1-4 alkyl, R2 is...
05/08/2007
6927303Tetrafluorobenzyl derivatives and pharmaceutical composition for preventing and treating acute and chronic neurodegenerative diseases in central nervous system containing the same
The present invention relates to a tetrafluorobenzyl derivative and a pharmaceutical composition for prevention and treatment of acute and chronic neurodegenerative disease in central nervous system and ophthalmic diseases containing the same. The tetrafluorobenzyl ...
08/09/2005
6835748Treatment of ocular disorders
The present invention is in particular related to the use of rivastigmine in the manufacture of a medicament for the treatment of ocular disorders. ...
12/28/2004
67307003,4,5,-trisubstituted aryl nitrone compounds and pharmaceutical compositions containing the same
Disclosed are 3,4,5-trisubstituted aryl nitrone compounds and pharmaceutical compositions containing such compounds. The 3,4,5-trisubstituted aryl nitrone compounds have formula (I); where R1-R4 are as defined in the specification. The disclose...
05/04/2004
6573297(2-substituted oxyphenyl)alkanamide derivative, hair growth promoter and external composition for skin using the same
A (2-substituted oxyphenyl)alkanamide derivative or a salt thereof expressed by the following Formula (I): ##STR1## wherein one of A and B is a hydrocarbon group of C3-30 expressed by R1 and the other is --(CH2)n-NR2
06/03/2003
6534541Treatment of ocular disorders
The present invention is in particular related to the use of rivastigmine in the manufacture of a medicament for the treatment of ocular disorders....
03/18/2003
6512136Substituted 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
63425233,4,5-trisubstituted aryl nitrone compounds, pharmaceutical compositions containing the same and methods for treating inflammation
Disclosed are 3,4,5-trisubstituted aryl nitrone compounds and pharmaceutical compositions containing such compounds. The 3,4,5-trisubstituted aryl nitrone compounds have the formula: ##STR1## where R1 -R4 are as defined in the specif...
01/29/2002
6303650Aminoindan derivatives
This invention is directed to compounds of the following formula ##STR1## wherein when a is O, b is 1 or 2; when a is 1, b is 1, m is from 0-3 X is O or S, Y is halogeno, R1 is hydrogen C1-4 alkyl, R2 is hydrogen, C1-...
10/16/2001
6251938Phenylethylamine derivatives
This invention is directed to compounds of the following formula: ##STR1## wherein m is from 0-4; X is O or S; Y is halogeno; R1 is hydrogen or C1-4 alkyl; R2 is hydrogen, C1-4 alkyl or optionally substituted pr...
06/26/2001
6153646Binuclear platinum complexes, method for preparing same and pharmaceutical compositions containing said complexes
A family of platinum complexes which are stable and exhibit anticancer activity....
11/28/2000
6022989Process for the preparation of an activated amino acid
A process is disclosed for the preparation of an N-acylated activated derivative of an amino acid or a salt thereof....
02/08/2000
6013606Substituted cinnamic oxime and hydroxamide derivatives
Substituted cinnamic oxime derivatives I and cinnamic hydroxamide derivatives II ##STR1## (R1= halogen, NO2, CN, CF3 ; R2 =H, halogen; R3= H, halogen, C1 -C6 -alkyl, C1...
01/11/2000
5981791High purity N-(4-[N,N-bis(2-iodoethyl)amino]phenoscycarbonyl)-L-glutamic acid
A new salt of a prodrug useful in antibody directed enzyme prodrug therapy (ADEPT) is disclosed. A hydrogen iodide salt of the prodrug N-(4-[N,N-bis(2-iodoethyl)amino]phenoxycarbonyl)-L-glutamic acid is prepared which can be obtained in crystalline form. ...
11/09/1999
5958971Chemical compounds
Prodrugs, of generic formula I, are disclosed for use in antibody directed enzyme prodrug therapy (ADEPT). The prodrugs are substrates for carboxypeptidase G2 (CPG2) and yield more active cytotoxic drugs than known products of CPG2 catalyzed reactions....
09/28/1999
5714148Chemical compounds
Prodrugs, of generic formula I, are disclosed for use in antibody directed enzyme prodrug therapy (ADEPT). The prodrugs are substrates for carboxypeptidase G2 (CPG2) and yield more active cytotoxic drugs than known products of CPG2 catalysed reactions....
02/03/1998
5660829Process for antibody directed enzyme prodrug therapy
Prodrugs, of generic formula I, are disclosed for use in antibody directed enzyme prodrug therapy (ADEPT). The prodrugs are substrates for carboxypeptidase G2 (CPG2) and yield more active cytotoxic drugs than known products of CPG2 catalysed reactions....
08/26/1997
5602176Phenyl carbamate
The (S)-N-ethyl-3-[(1-dimethylamino)ethyl]-N-methyl-phenylncarbamate in free base or acid addition salt form is useful as pharmaceutical, particularly for systemic transdermal administration....
02/11/1997
5587161Prodrugs for antibody directed enzyme prodrug therapy
Prodrugs, of generic formula I, are disclosed for use in antibody directed enzyme prodrug therapy (ADEPT). The prodrugs substrates for carboxypeptidase G2 (CPG2) and yield more cytotoxic drugs than known products of CPG2 catalysed...
12/24/1996
5565490P-hydroxyaniline derivatives, their preparation and their use
p-Hydroxyaniline derivatives of the formula I ##STR1## where the substituents have the following meanings: R1 is hydrogen, or unsubstituted or substituted alkyl; R2 and R3 independently of one another are halogen, alkyl, ...
10/15/1996
5466862Low molecular weight polyacetals and polyaldehydes
Low molecular weight polyaldehydes are prepared by converting the acetal groups of the low molecular weight polyacetal to aldehyde groups or by reacting an aldehyde-containing reagent (e.g., glyoxal) with a polyamide....
11/14/1995
5446194Pharmacologically active catechol derivatives
A compound according to formula 1 ##STR1## wherein R1 and R2 independently represent hydrogen, carbamoyl which is substituted by an alkyl of 1 to 4 carbon atoms, alkylcarbonyl of 2 to 5 carbon atoms or phenyl carbonyl, X represe...
08/29/1995
5405990Chemical compounds
Prodrugs, of generic formula I, are disclosed for use in antibody directed enzyme prodrug therapy (ADEPT). The prodrugs are substrates for carboxypeptidase G2 (CPG2) and yield more active cytotoxic drugs than known products of CPG2 catalyzed reactions....
04/11/1995
5371271Pesticidal substituted aminophenyl carbamates
Fungicidal substituted aminophenyl carbamates of the formula ##STR1## in which X represents --CO--NR8 R9 ; --CO--OR9 ; --CO--SR9 ; --CO--R10 ; --SO2 R9 or hydrogen, in which R
12/06/1994
5206417Radiation-sensitive, ethylenically unsaturated copolymerizable compounds and their preparation
The ethylenically unsaturated organic compounds are of the general formula ##STR1## where R is alkyl, aryl or a radical R1, and R1 is a radical ##STR2## where R2 to R6 are each H, alkyl, OH, Oalkyl, SH, Sal...
04/27/1993
5206418Amino-tetrahydronaphthalene derivatives
The invention relates to aminotetrahydronaphthalene derivatives which are intermediates for the preparation of sulfonylaminotetrahydronaphthalenes....
04/27/1993
5189058Iminodicarbonic, iminodicarbonodithioic, and thiocarbonylcarbamic acid esters useful as ACAT inhibitors
The compounds of the present invention have the formula ##STR1## wherein each of X and Y is oxygen or sulfur, R is hydrogen or lower alkyl, and each of R1 and R2 is phenyl, substituted phenyl, naphthyl, substituted naphthyl, ara...
02/23/1993
5176914Fungicidal carbocyclic anilide carbamates
Fungicidal carbocyclic anilide carbamates of the formula ##STR1## in which X represents optionally alkyl-substituted cycloalkyl or optionally alkyl-substituted cycloalkenyl, Hal represents halogen, and Y1, Y2 and Y3 indepe...
01/05/1993
5066674Carbamate inhibitors of cholesterol esterase and their use as hypolipidemic and hypocaloric agents
Certain carbamate esters are used as inhibitors as cholesterol esterase and function as hypolipidemic and hypocaloric agents. The invention also relates to a method of decreasing the absorption of dietary cholesterol and fats through the wall of the intes...
11/19/1991
5066819Process for the preparation of aryl esters of N-alkyl carbamic acids
The invention relates to a process for the preparation of aryl esters of N-alkyl carbamic acids. The process comprises reacting an alkyl N-alkyl carbamate of the general formula: R1 --NH--COO--R3 wherein R1 and R3 ar...
11/19/1991
5021590Process for producing N-alkyl-carbamates
A process is provided for the preparation of N-alkyl-carbamates by directly reacting low-molecular weight alkyl-isocyanates, in particular methyl isocyanate, and a substituted phenolic precursor in solution in the presence of a basic catalyst compound sel...
06/04/1991
5013753Prodrugs of dopamine
Compounds of formula ##STR1## (wherein R, R1, R2 and X have the meanings reported in the specification), the processes for their preparation and the pharmaceutical compositions containing them as active ingredient are described....
05/07/1991
4960881଱-chlorinated carbonates, their method of manufacture and application in the protection of the amine functions of amino acids
The invention relates to carbonates of formula: ##STR1## in which X is a fluorine, chlorine or bromine atom and R1 is different from the ##STR2## group and represents: a substituted or non-substituted, saturated or unsaturated, a...
10/02/1990
4948807Phenyl carbamates
Phenyl carbamates of the general formula ##STR1## wherein R1 to R5 are as defined in the claims, are useful as pharmaceuticals....
08/14/1990
4925971Method for producing aliphatic o-arylurethanes
A method for producing aliphatic O-arylurethanes by the reaction of an aliphatic primary amine with an aromatic hydroxyl compound and urea. Ammonia produced as a by-product in the reaction is removed during the reaction so that the ammonia concentration o...
05/15/1990
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